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Choosing the best business firewall for a small office requires balancing security, ease of management, and cost. The Sophos XGS 88 stands out as the overall top pick for its comprehensive threat protection and scalable features. For a budget-friendly option, the Protectli Vault FW4B offers solid performance with flexible customization. Meanwhile, the Fortinet FortiGate-50G excels in speed and throughput, ideal for growing teams. The main tradeoffs involve balancing advanced security features against simplicity and price. Continue reading for a detailed breakdown of these top contenders and what makes each unique.

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compared
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brands
Which business firewalls for small office should you buy?
★ Top Pick
Sophos XGS 88
Best Overall
High-performance firewall supporting up to 9.9 Gbps throughput
See on Amazon →
Small offices with technical expertise seeking custom firewall solutions
Protectli Vault FW4B
Fanless, silent operation for discreet placement
View on Amazon →
Small offices prioritizing integrated security with easy management
Fortinet FortiGate-50G Firewal
High security performance with integrated firewall and SD-WAN
View on Amazon →
Small to medium offices needing high-speed, detailed monitoring security
WatchGuard Firebox T20 Network
Supports high-speed LAN and WAN connections
View on Amazon →
Small offices with up to 10 users needing affordable, managed security
Zyxel USGFLEX50H Firewall with
Includes comprehensive security suite with anti-malware and sandboxing
View on Amazon →
Pros & cons at a glance
Sophos XGS 88
✓ High-performance firewall supporting up to 9.9 Gbps throughput
✗ Designed primarily for small offices, overkill for home use
Protectli Vault FW4B
✓ Fanless, silent operation for discreet placement
✗ No pre-installed OS, requiring manual setup
Fortinet FortiGate-50G Firewal
✓ High security performance with integrated firewall and SD-WAN
✗ Limited to small office environments, not suitable for larger networks
WatchGuard Firebox T20 Network
✓ Supports high-speed LAN and WAN connections
✗ Setup can be complex for non-technical users
Zyxel USGFLEX50H Firewall with
✓ Includes comprehensive security suite with anti-malware and sandboxing
✗ Limited to 10 users, may not scale for larger businesses
SonicWall TZ270W Wireless Gen7
✓ Combines firewall with integrated dual-band Wi-Fi 5 for simplified deployment
✗ Limited to small office environments, not suitable for large or complex networks
Fortinet FortiGate-30G Firewal
✓ Fanless and compact, ideal for quiet small office spaces
✗ No built-in Wi-Fi capabilities, limiting wireless flexibility
Fortinet FortiGate-70G Firewal
✓ High security throughput with AI-powered threat detection
✗ No integrated Wi-Fi, limiting wireless options
FortiGate-40F Firewall Applian
✓ Fanless design ensures quiet operation
✗ No wireless or Wi-Fi features included
SonicWall TZ280 2.5 Gbps Next-
✓ Exceptional throughput suitable for demanding security environments
✗ No included firmware updates or support details
FortiGate-60F Firewall Applian
✓ Extensive connectivity with 10 Gigabit Ethernet ports for flexible network design
✗ Requires technical expertise for initial setup and ongoing management

Key Takeaways

  • The top-ranked firewalls combine high throughput with robust security features suitable for small offices.
  • Ease of setup and management varies significantly; some options are more user-friendly for non-technical users.
  • Performance and scalability often come at a higher price, making budget considerations critical.
  • Features like integrated threat protection and VPN support are common differentiators among the best picks.
  • The tradeoff between advanced capabilities and simplicity influences which firewall is best for a given small office.
2
Protectli Vault FW4B
Best for Tech-Savvy DIYers
1
Sophos XGS 88
Best Overall
3
Fortinet FortiGate-50G Firewal
Best for Integrated Security

Our Top Best Business Firewalls For Small Offices Picks

Sophos XGS 88 (Gen2) Network Security Appliance with 1 Year Xstream ProtectionSophos XGS 88 (Gen2) Network Security Appliance with 1 Year Xstream ProtectionBest OverallModel: XGS 88 (Gen2)Ports: 4 x 2.5 GE copper portsPerformance: up to 9.9 GbpsVIEW LATEST PRICESee Our Full Breakdown
Protectli Vault FW4B – 4 Port Firewall Micro Appliance with Intel Quad Core, 8GB RAM, 120GB mSATA SSDProtectli Vault FW4B - 4 Port Firewall Micro Appliance with Intel Quad Core, 8GB RAM, 120GB mSATA SSDBest for Tech-Savvy DIYersProcessor: Intel Quad Core Celeron J3160RAM: 8GB DDR3LStorage: 120GB mSATA SSDVIEW LATEST PRICESee Our Full Breakdown
Fortinet FortiGate-50G Firewall for Branch and Small Offices with 5 Gigabit Ethernet PortsFortinet FortiGate-50G Firewall for Branch and Small Offices with 5 Gigabit Ethernet PortsBest for Integrated SecurityNumber of Ports: 5Port Type: Gigabit Ethernet RJ45Operating System: FortiOSVIEW LATEST PRICESee Our Full Breakdown
WatchGuard Firebox T20 Network Security Firewall ApplianceWatchGuard Firebox T20 Network Security Firewall ApplianceBest for High-Speed ConnectivityNumber of Ports: 10Data Transfer Rate: 1.7 GbpsLAN Port Bandwidth: 1000 MbpsVIEW LATEST PRICESee Our Full Breakdown
Zyxel USGFLEX50H Firewall with 10 Users and 1-Year Gold Security PackZyxel USGFLEX50H Firewall with 10 Users and 1-Year Gold Security PackBest for Budget-Conscious Small TeamsSecurity Pack Duration: 1 yearFirewall Throughput: 1,000 MbpsIPS Throughput: 1,000 MbpsVIEW LATEST PRICESee Our Full Breakdown
SonicWall TZ270W Wireless Gen7 FirewallSonicWall TZ270W Wireless Gen7 FirewallBest Overall for Small Offices with Wireless NeedsFirewall Speed: 2 GbpsWireless Radios: 2Wi-Fi Generation: Wi-Fi 5VIEW LATEST PRICESee Our Full Breakdown
Fortinet FortiGate-30G Firewall for Small Offices with 4 Gigabit Ethernet PortsFortinet FortiGate-30G Firewall for Small Offices with 4 Gigabit Ethernet PortsBest Compact Firewall for Small-Scale SecurityPorts: 4 Gigabit Ethernet (1 WAN, 3 internal)Performance: 800 Mbps IPS, 500 Mbps threat protectionDesign: Fanless, compactVIEW LATEST PRICESee Our Full Breakdown
Fortinet FortiGate-70G Firewall for Small Offices with 3-Year FortiGuard AI-Powered Threat ProtectionFortinet FortiGate-70G Firewall for Small Offices with 3-Year FortiGuard AI-Powered Threat ProtectionBest for High Security and Flexibility in Small OfficesThroughput: 2.5 Gbps IPSThreat Protection: 1.3 GbpsSSL Inspection: 1.4 GbpsVIEW LATEST PRICESee Our Full Breakdown
FortiGate-40F Firewall Appliance – 5 Gigabit Ethernet RJ45 Ports, Small Business SecurityFortiGate-40F Firewall Appliance - 5 Gigabit Ethernet RJ45 Ports, Small Business SecurityBest Quiet, High-Performance Security for Small to Mid-sized BusinessesNumber of Ports: 5WAN Port: 1Internal Ports: 4VIEW LATEST PRICESee Our Full Breakdown
SonicWall TZ280 2.5 Gbps Next-Gen Firewall ApplianceSonicWall TZ280 2.5 Gbps Next-Gen Firewall ApplianceBest High-Throughput Firewall for Small Business BranchesPerformance: Up to 2.5 Gbps inspectionThreat Prevention Throughput: 1 GbpsVPN Throughput: 1.2 GbpsVIEW LATEST PRICESee Our Full Breakdown
FortiGate-60F Firewall Appliance – 10 Gigabit Ethernet RJ45 Ports, Includes DMZ, WAN & Internal PortsFortiGate-60F Firewall Appliance - 10 Gigabit Ethernet RJ45 Ports, Includes DMZ, WAN & Internal PortsBest for High-Performance Enterprise ConnectivityNumber of Ports: 10 Gigabit Ethernet RJ45 portsWAN Ports: 2DMZ Ports: 1VIEW LATEST PRICESee Our Full Breakdown
Specs at a glance
business firewalls for small officePorts
Sophos XGS 884 x 2.5 GE copper ports
Protectli Vault FW4B4x Gigabit Ethernet, 2x USB 3.0, 1x RJ-45 COM, 2x HDMI
Fortinet FortiGate-50G Firewal—
WatchGuard Firebox T20 Network—
Zyxel USGFLEX50H Firewall with5 x 1G RJ-45
SonicWall TZ270W Wireless Gen7—
Fortinet FortiGate-30G Firewal4 Gigabit Ethernet (1 WAN, 3 internal)
Fortinet FortiGate-70G Firewal10 x GE RJ45
FortiGate-40F Firewall Applian—
SonicWall TZ280 2.5 Gbps Next-8x1GbE + 2x1G SFP
FortiGate-60F Firewall Applian—

More Details on Our Top Picks

  1. Sophos XGS 88 (Gen2) Network Security Appliance with 1 Year Xstream Protection

    Sophos XGS 88 (Gen2) Network Security Appliance with 1 Year Xstream Protection

    Best Overall

    View Latest Price

    The Sophos XGS 88 (Gen2) stands out for its enterprise-grade performance in a compact form, supporting up to 9.9 Gbps throughput. Compared with the WatchGuard Firebox T20, it offers higher capacity and more advanced security features such as zero-day defense and TLS inspection, making it suitable for small offices with heavy or complex traffic. Its centralized management via Sophos Central simplifies deployment, but this device may be overkill for very small or simple networks. The advanced threat protection and high performance justify its higher price point, though it might be more than what a small office needs if security requirements are minimal.

    Pros:
    • High-performance firewall supporting up to 9.9 Gbps throughput
    • Comprehensive security with zero-day defense and cloud sandboxing
    • Centralized management via Sophos Central simplifies policy control
    • Supports encrypted traffic inspection with TLS 1.3
    Cons:
    • Designed primarily for small offices, overkill for home use
    • Requires familiarity with network security configurations
    • Price not specified, potentially costly for small budgets

    Best for: Small offices needing enterprise-level security with high throughput and centralized control

    Not ideal for: Very small businesses or home offices with basic needs, due to its complexity and cost

    • Model:XGS 88 (Gen2)
    • Ports:4 x 2.5 GE copper ports
    • Performance:up to 9.9 Gbps
    • Protection Features:Zero-day defense, cloud sandboxing, email filtering, intrusion prevention
    • Supported Protocols:TLS 1.3, SD-WAN, VPN
    • Management:Centralized via Sophos Central
    Our verdict
    “This device is perfect for small offices that require robust, enterprise-grade security without sacrificing performance.”
  2. Protectli Vault FW4B – 4 Port Firewall Micro Appliance with Intel Quad Core, 8GB RAM, 120GB mSATA SSD

    Protectli Vault FW4B - 4 Port Firewall Micro Appliance with Intel Quad Core, 8GB RAM, 120GB mSATA SSD

    Best for Tech-Savvy DIYers

    View Latest Price

    The Protectli Vault FW4B offers versatility for users comfortable with configuring their own security environment, supporting open-source firewall software like pfSense or OPNsense. Compared with the Fortinet FortiGate-50G, it lacks integrated security features out of the box but provides greater customization potential. Its fanless, compact design makes it ideal for quiet environments, while its four Ethernet ports support flexible network configurations. However, the need to install and manage your chosen OS, plus limited storage, can be hurdles for less experienced users. This pick is suited for small offices with a dedicated IT team or those willing to handle setup and ongoing management.

    Pros:
    • Fanless, silent operation for discreet placement
    • Supports popular open-source firewall software for customization
    • Multiple network ports for versatile connectivity
    Cons:
    • No pre-installed OS, requiring manual setup
    • Limited 120GB storage may limit flexibility
    • Setup and maintenance require technical knowledge

    Best for: Small offices with technical expertise seeking custom firewall solutions

    Not ideal for: Non-technical small business owners or those wanting a plug-and-play system

    • Processor:Intel Quad Core Celeron J3160
    • RAM:8GB DDR3L
    • Storage:120GB mSATA SSD
    • Ports:4x Gigabit Ethernet, 2x USB 3.0, 1x RJ-45 COM, 2x HDMI
    • Form Factor:Fanless, compact
    Our verdict
    “Ideal for technically skilled teams looking for a customizable, silent firewall appliance in small office environments.”
  3. Fortinet FortiGate-50G Firewall for Branch and Small Offices with 5 Gigabit Ethernet Ports

    Fortinet FortiGate-50G Firewall for Branch and Small Offices with 5 Gigabit Ethernet Ports

    Best for Integrated Security

    View Latest Price

    The Fortinet FortiGate-50G offers a robust, all-in-one solution with high security performance, integrating firewalling and SD-WAN in a compact, fanless design. Compared with the Sophos XGS 88, it emphasizes security integration over raw throughput, making it suitable for small offices prioritizing security features. Its user-friendly management console simplifies operation, but the device’s higher cost and lack of wireless options could be limiting for budget-conscious or wireless-dependent setups. It’s well-suited for small offices that need a balance between security and ease of use, though larger or wireless-focused environments might find it restrictive.

    Pros:
    • High security performance with integrated firewall and SD-WAN
    • User-friendly centralized management
    • Compact and fanless for small office environments
    Cons:
    • Limited to small office environments, not suitable for larger networks
    • No wireless connectivity options
    • Higher cost for advanced security features

    Best for: Small offices prioritizing integrated security with easy management

    Not ideal for: Offices needing extensive wireless options or larger network capacity

    • Number of Ports:5
    • Port Type:Gigabit Ethernet RJ45
    • Operating System:FortiOS
    • Special Features:Internet Security, Remote Access
    • Form Factor:Compact, Fanless
    Our verdict
    “This device balances security and simplicity, making it ideal for small offices seeking integrated protection without complexity.”
  4. WatchGuard Firebox T20 Network Security Firewall Appliance

    WatchGuard Firebox T20 Network Security Firewall Appliance

    Best for High-Speed Connectivity

    View Latest Price

    The WatchGuard Firebox T20 is designed to provide high-speed network security for small to medium-sized offices, supporting five Gigabit Ethernet ports and offering integrated SD-WAN. Compared with the Zyxel USGFLEX50H, it emphasizes faster LAN/WAN throughput (1.7 Gbps) and comprehensive security dashboards, making it suitable for offices with demanding bandwidth needs. Its setup can be complex for less technical users, and it lacks wireless features, which might limit flexibility in some environments. The T20’s focus on speed and reporting makes it well-suited for offices with substantial data flow but not for those requiring wireless or simple plug-and-play security.

    Pros:
    • Supports high-speed LAN and WAN connections
    • Integrated SD-WAN reduces reliance on external solutions
    • Advanced logging and over 100 dashboards for monitoring
    Cons:
    • Setup can be complex for non-technical users
    • Limited wireless features, no built-in Wi-Fi
    • Pricing details are not publicly available

    Best for: Small to medium offices needing high-speed, detailed monitoring security

    Not ideal for: Offices with limited technical support or wireless-only environments

    • Number of Ports:10
    • Data Transfer Rate:1.7 Gbps
    • LAN Port Bandwidth:1000 Mbps
    • Maximum Upstream Data Transfer Rate:1700 Mbps
    • Wireless Compatibility:802.11ac
    • Connectivity Technology:Ethernet, USB
    Our verdict
    “Best suited for offices with high bandwidth demands and a need for detailed network insights, provided technical setup isn’t a barrier.”
  5. Zyxel USGFLEX50H Firewall with 10 Users and 1-Year Gold Security Pack

    Zyxel USGFLEX50H Firewall with 10 Users and 1-Year Gold Security Pack

    Best for Budget-Conscious Small Teams

    View Latest Price

    The Zyxel USGFLEX50H offers a solid security package for small teams with up to 10 users, including anti-malware, sandboxing, and intrusion prevention. Compared with the Fortinet FortiGate-50G, it emphasizes affordability and cloud management via Nebula, making it accessible for teams wanting streamlined control without high costs. Its offline firmware updates and local setup are benefits, but its user capacity limits may restrict growth, and the lack of integrated Wi-Fi could be a drawback for wireless needs. This device is a practical choice for small offices with limited user counts seeking comprehensive security on a budget.

    Pros:
    • Includes comprehensive security suite with anti-malware and sandboxing
    • Supports offline firmware updates and local network setup
    • Compact, fanless design suitable for small spaces
    • Cloud management via Nebula simplifies policy control
    Cons:
    • Limited to 10 users, may not scale for larger businesses
    • Requires Nebula cloud management for full features
    • No built-in Wi-Fi or wireless capabilities

    Best for: Small offices with up to 10 users needing affordable, managed security

    Not ideal for: Larger teams or offices requiring wireless integration or extensive throughput

    • Security Pack Duration:1 year
    • Firewall Throughput:1,000 Mbps
    • IPS Throughput:1,000 Mbps
    • VPN Throughput:500 Mbps
    • User Capacity:up to 25 users
    • Ports:5 x 1G RJ-45
    Our verdict
    “A reliable, cost-effective security solution for small offices with limited user counts and a preference for cloud management.”
  6. SonicWall TZ270W Wireless Gen7 Firewall

    SonicWall TZ270W Wireless Gen7 Firewall

    Best Overall for Small Offices with Wireless Needs

    View Latest Price

    The SonicWall TZ270W stands out as the most versatile choice, combining enterprise-grade firewall capabilities with integrated dual-band Wi-Fi 5 in a compact design. It offers high-speed performance for small offices that need both wired and wireless connectivity, making it a strong alternative to the Fortinet FortiGate-30G, which lacks Wi-Fi support. While the TZ270W delivers robust threat protection and supports VPN, SD-WAN, and cloud management, it does require some technical knowledge for setup, and additional costs may accrue without included service subscriptions. Compared with wired-only models, it simplifies deployment and reduces the need for separate access points, but its limited coverage for larger spaces and lack of subscription-based security services are tradeoffs.

    Pros:
    • Combines firewall with integrated dual-band Wi-Fi 5 for simplified deployment
    • High-speed gigabit performance supports multiple users simultaneously
    • Advanced threat protection including sandboxing and layered security
    Cons:
    • No included subscription services, leading to additional costs
    • Limited to small office environments, not suitable for large or complex networks
    • Requires some technical expertise for setup and ongoing management

    Best for: Small offices seeking an all-in-one firewall and Wi-Fi solution with high performance

    Not ideal for: Larger networks or offices that prioritize wireless coverage over wired security, due to limited access point support

    • Firewall Speed:2 Gbps
    • Wireless Radios:2
    • Wi-Fi Generation:Wi-Fi 5
    • Frequency Band:Dual-Band
    • Number of Ports:8
    • Coverage:Up to 16 access points
    • Security Protocol:WPA-PSK, WPA2-PSK
    • Connectivity Technology:Ethernet
    Our verdict
    “This device is ideal for small offices that want a unified wired and wireless security setup without expanding into larger networks.”
  7. Fortinet FortiGate-30G Firewall for Small Offices with 4 Gigabit Ethernet Ports

    Fortinet FortiGate-30G Firewall for Small Offices with 4 Gigabit Ethernet Ports

    Best Compact Firewall for Small-Scale Security

    View Latest Price

    The Fortinet FortiGate-30G offers a compact, fanless design, making it an excellent choice for small offices needing reliable security without extra noise or bulk. Its high security throughput, including 800 Mbps IPS and 500 Mbps threat protection, exceeds the capabilities of lower-end models like the FortiGate-40F, but it lacks built-in Wi-Fi, limiting its versatility in wireless environments. Easy management via centralized console and zero-touch deployment simplifies onboarding, though performance may fall short in larger or more demanding setups. Its small footprint and high security performance make it suitable for offices prioritizing wired security, but it isn’t designed for those needing integrated wireless or extensive scalability.

    Pros:
    • Fanless and compact, ideal for quiet small office spaces
    • High security with reliable IPS and threat detection
    • Easy management with centralized controls and zero-touch setup
    Cons:
    • No built-in Wi-Fi capabilities, limiting wireless flexibility
    • Performance may not suffice for larger or more network-heavy environments
    • Limited scalability for future expansion

    Best for: Small office environments prioritizing high security and compact design with wired connectivity

    Not ideal for: Offices requiring integrated Wi-Fi or larger network capacity, as it lacks wireless features and scalability

    • Ports:4 Gigabit Ethernet (1 WAN, 3 internal)
    • Performance:800 Mbps IPS, 500 Mbps threat protection
    • Design:Fanless, compact
    • Features:Integrated firewall, SD-WAN, Wi-Fi controller
    Our verdict
    “This firewall is best suited for small offices needing a secure, noise-free wired solution with minimal management complexity.”
  8. Fortinet FortiGate-70G Firewall for Small Offices with 3-Year FortiGuard AI-Powered Threat Protection

    Fortinet FortiGate-70G Firewall for Small Offices with 3-Year FortiGuard AI-Powered Threat Protection

    Best for High Security and Flexibility in Small Offices

    View Latest Price

    The FortiGate-70G is well-suited for small offices looking for advanced security features, including AI-powered threat protection with 2.5 Gbps IPS throughput. Its multiple Gigabit Ethernet ports (10 in total) offer flexible connectivity, making it comparable to the SonicWall TZ280 in high-performance threat detection. Unlike the TZ280, it doesn’t specify hardware acceleration for VPN throughput but excels in integrated security. Its compact size and user-friendly management make it a practical choice, though it requires some technical knowledge to deploy effectively. This model is less suited for offices that need integrated wireless or simple plug-and-play solutions, as it is built for security-focused environments.

    Pros:
    • High security throughput with AI-powered threat detection
    • Multiple Gigabit Ethernet ports for flexible network setup
    • User-friendly management with centralized console
    Cons:
    • No integrated Wi-Fi, limiting wireless options
    • Requires technical expertise for deployment and management
    • Potentially overkill for very small or simple setups

    Best for: Small offices needing high security with flexible connectivity and AI-powered threat detection

    Not ideal for: Offices requiring wireless features or plug-and-play simplicity, due to lack of Wi-Fi support and higher complexity

    • Throughput:2.5 Gbps IPS
    • Threat Protection:1.3 Gbps
    • SSL Inspection:1.4 Gbps
    • Ports:10 x GE RJ45
    Our verdict
    “This firewall is ideal for small offices that prioritize security and flexible wired connectivity over wireless features.”
  9. FortiGate-40F Firewall Appliance – 5 Gigabit Ethernet RJ45 Ports, Small Business Security

    FortiGate-40F Firewall Appliance - 5 Gigabit Ethernet RJ45 Ports, Small Business Security

    Best Quiet, High-Performance Security for Small to Mid-sized Businesses

    View Latest Price

    The FortiGate-40F offers a straightforward, fanless design with five Gigabit Ethernet ports, making it suitable for small to mid-sized environments needing reliable security without noise. Its 1 Gbps IPS throughput and 600 Mbps threat protection strike a balance between performance and simplicity, outperforming models like the Fortinet FortiGate-30G in throughput but lacking wireless or extensive scalability. Its compact, fanless form factor ensures quiet operation, and deployment is simplified with FortiOS. However, the absence of Wi-Fi and lack of subscription services mean it may not meet all modern needs for wireless or integrated security features, especially in environments with evolving network demands.

    Pros:
    • Fanless design ensures quiet operation
    • High-performance throughput for security needs
    • Flexible connectivity with five Gigabit Ethernet ports
    Cons:
    • No wireless or Wi-Fi features included
    • No subscription services bundled, potential additional costs
    • Limited scalability for expanding networks

    Best for: Small to mid-sized businesses seeking high-performance, quiet security with flexible wired connections

    Not ideal for: Offices requiring integrated wireless or future scalability, due to lack of Wi-Fi and subscription options

    • Number of Ports:5
    • WAN Port:1
    • Internal Ports:4
    • Throughput:1 Gbps IPS, 600 Mbps threat protection
    Our verdict
    “This firewall is best for small to mid-sized offices prioritizing quiet operation and high-performance wired security without needing integrated wireless.”
  10. SonicWall TZ280 2.5 Gbps Next-Gen Firewall Appliance

    SonicWall TZ280 2.5 Gbps Next-Gen Firewall Appliance

    Best High-Throughput Firewall for Small Business Branches

    View Latest Price

    The SonicWall TZ280 excels in delivering high firewall inspection throughput of up to 2.5 Gbps, making it suitable for small offices that require robust security without compromising speed. Its multiple connectivity options, including 8 Gigabit Ethernet ports and 2 SFP ports, provide ample flexibility. Compared with the Fortinet FortiGate-70G, the TZ280 offers a more straightforward hardware setup, but it requires separate subscriptions for full security functionality, which could add to the total cost. Its advanced security features, such as intrusion prevention, application control, and sandboxing, make it a strong choice for security-conscious environments, though it may be more complex to manage for non-technical users.

    Pros:
    • Exceptional throughput suitable for demanding security environments
    • Multiple connectivity options including SFP ports
    • Advanced security features with SonicOS 8
    Cons:
    • Hardware only, with separate subscription costs for full security services
    • No included firmware updates or support details
    • Requires technical expertise for optimal management

    Best for: Small businesses needing high throughput and advanced security features with flexible connectivity

    Not ideal for: Offices seeking an all-in-one device with wireless or plug-and-play simplicity, as it is hardware-only and subscription-dependent

    • Performance:Up to 2.5 Gbps inspection
    • Threat Prevention Throughput:1 Gbps
    • VPN Throughput:1.2 Gbps
    • Ports:8x1GbE + 2x1G SFP
    Our verdict
    “This firewall is ideal for small offices that need high throughput and advanced security, accepting the additional subscription costs and management complexity.”
  11. FortiGate-60F Firewall Appliance – 10 Gigabit Ethernet RJ45 Ports, Includes DMZ, WAN & Internal Ports

    FortiGate-60F Firewall Appliance - 10 Gigabit Ethernet RJ45 Ports, Includes DMZ, WAN & Internal Ports

    Best for High-Performance Enterprise Connectivity

    View Latest Price

    The FortiGate-60F stands out for its extensive connectivity options, featuring 10 GE RJ45 ports, which surpass the typical small office firewalls like the Fortinet FortiGate-50G. Its high throughput of 1.4 Gbps IPS and 700 Mbps threat protection ensures robust security without bottlenecks, making it ideal for offices that require both speed and security. Compared to simpler models, this device provides a comprehensive set of ports, including dedicated DMZ, WAN, and internal connections, supporting complex network topologies. The primary tradeoff is that it lacks built-in subscription services, so ongoing security features depend on external licenses. Additionally, its advanced features may require a technically skilled administrator for optimal setup and management.

    This pick makes the most sense for small offices with demanding security needs and multiple network segments, especially those planning growth or requiring high-speed internal connectivity.

    Pros:
    • Extensive connectivity with 10 Gigabit Ethernet ports for flexible network design
    • High-performance throughput supporting large data flows and security inspection
    • Advanced security features including SSL inspection and AI threat intelligence
    • Seamless integration with Fortinet’s Security Fabric for centralized management
    Cons:
    • No included subscription services, leading to additional costs for full security features
    • Requires technical expertise for initial setup and ongoing management
    • Higher price point compared to smaller, less feature-rich firewalls

    Best for: Small offices needing high-density, flexible, and scalable network connectivity with advanced security features

    Not ideal for: Very small teams or offices with minimal IT support, as its complexity and setup requirements may be overwhelming

    • Number of Ports:10 Gigabit Ethernet RJ45 ports
    • WAN Ports:2
    • DMZ Ports:1
    • Internal Ports:7
    • Throughput:1.4 Gbps IPS, 700 Mbps threat protection
    • Security Features:SSL inspection, AI threat intelligence
    • Management:User-friendly console
    • Integration:Fortinet Security Fabric
    Our verdict
    “This firewall is best suited for small offices with complex networking needs and strong security requirements, and where technical support is available.”
best business firewalls for small offices
What makes a great business firewalls for small office
1
Performance and Throughput
For small offices, the firewall’s processing speed and throughput capacity are crucial.
2
Ease of Management and Usability
An intuitive management interface reduces setup time and ongoing maintenance.
3
Security Features
Beyond basic filtering, look for integrated threat protection, intrusion prevention, VPN support, and sandboxing.
4
Expandability and Future-Proofing
Consider whether the firewall can scale with your business.
How to choose your business firewalls for small office
1
How we picked
The products were evaluated based on performance benchmarks, ease of deployment, build quality, and feature set tailored
2
Performance and Throughput
For small offices, the firewall’s processing speed and throughput capacity are crucial.
3
Ease of Management and Usability
An intuitive management interface reduces setup time and ongoing maintenance.
4
Security Features
Beyond basic filtering, look for integrated threat protection, intrusion prevention, VPN support, and sandboxing.
5
Expandability and Future-Proofing
Consider whether the firewall can scale with your business.
Vetted business firewalls for small offices ·
The best business firewalls for small offices, compared
★ Winner Sophos XGS 88
Best Overall
11compared

How We Picked

The products were evaluated based on performance benchmarks, ease of deployment, build quality, and feature set tailored to small office environments. We prioritized security features such as intrusion prevention, VPN support, and threat detection, along with management simplicity. Cost-effectiveness and expandability also played key roles, ensuring the options suit various budgets and growth plans. The ranking reflects a balance of these factors, favoring firewalls that deliver reliable security without overwhelming users with complexity or excessive cost.
Which business firewalls for small office fits you?
The everyday user
All-round, reliable
The enthusiast
Premium & high-performance
The gift-giver
Looks & craftsmanship

Factors to Consider When Choosing Best Business Firewalls For Small Offices

When selecting the best business firewall for a small office, it’s essential to consider several factors beyond just raw specifications. A well-chosen firewall should provide enough security without complicating daily operations. Understanding your network’s size, growth potential, and specific security needs helps in making an informed decision. Here are key factors to keep in mind:

Performance and Throughput

For small offices, the firewall’s processing speed and throughput capacity are crucial. You want a device that can handle your current internet speed and future growth. Overestimating needs can lead to unnecessary costs, while underestimating can cause bottlenecks. Look for firewalls with gigabit or multi-gigabit interfaces if you anticipate high data flow or multiple users accessing cloud services simultaneously.

Ease of Management and Usability

An intuitive management interface reduces setup time and ongoing maintenance. For non-technical users, a firewall with straightforward configuration, clear alerts, and automated updates is vital. Complex systems might offer advanced features but can overwhelm small teams, so assess whether the interface matches your team’s skill level.

Security Features

Beyond basic filtering, look for integrated threat protection, intrusion prevention, VPN support, and sandboxing. Features like AI-powered threat detection can add an extra layer of security but often come at a premium. Balance your security demands with your budget, ensuring the firewall can address common threats relevant to your industry.

Expandability and Future-Proofing

Consider whether the firewall can scale with your business. Devices with additional ports, VPN tunnels, or modular components allow for growth without replacing the entire system. Small offices planning to expand should prioritize firewalls with flexible configurations and upgrade paths.

Cost and Total Cost of Ownership

Initial purchase price is just one part of the equation. Licensing fees, support costs, and potential hardware upgrades should factor into your decision. Sometimes investing in a slightly more expensive device yields better long-term value through lower maintenance and higher performance.

Frequently Asked Questions

How do I know if a firewall supports my current internet connection speed?

Check the firewall’s maximum throughput specifications, typically listed in gigabits per second (Gbps). For small offices with gigabit internet, look for firewalls that can handle at least 1 Gbps or more to prevent bottlenecks. If your internet speed exceeds the firewall’s capacity, it could slow down your network or compromise security measures.

Is it better to buy a dedicated hardware firewall or a software-based solution?

Dedicated hardware firewalls generally offer higher performance, reliability, and dedicated security features optimized for network protection. They are often easier to manage and integrate into existing infrastructure. Software solutions can be suitable for very small setups or virtualized environments but may lack the robustness and throughput needed for business-critical operations.

How much security do I need for a small office?

The level of security depends on your industry and threat landscape. Small offices handling sensitive customer data or financial transactions should prioritize firewalls with intrusion prevention, VPN, and real-time threat detection. For less sensitive operations, basic filtering combined with regular updates may suffice, but neglecting comprehensive security can expose your business to avoidable risks.

Can I upgrade my firewall later if my business grows?

Yes, many firewalls support hardware upgrades, additional licenses, and modular configurations that accommodate growth. When choosing a firewall, consider its expandability, such as extra ports or VPN tunnels, to avoid needing a complete replacement down the line. Planning for future needs can save time and money as your network evolves.

What’s the most common mistake small offices make when buying a firewall?

The most frequent error is prioritizing cost over security features or performance. Choosing a cheaper model with limited capabilities can leave your network vulnerable or cause slowdowns. Conversely, over-investing in enterprise-grade firewalls that are too complex for your needs can complicate management. Striking the right balance based on your specific requirements is key.

Conclusion

For small offices seeking a reliable all-around performer, the Sophos XGS 88 offers a strong mix of security and scalability, making it the best overall choice. Budget-conscious teams will find the Protectli Vault FW4B provides solid value with flexible customization. For those prioritizing speed and throughput, the Fortinet FortiGate-50G delivers impressive performance, suitable for growing businesses. Beginners or small teams with limited technical expertise should consider user-friendly options like the WatchGuard Firebox T20. Larger or security-heavy small offices should lean towards models with advanced threat detection, such as the FortiGate-70G. Your ideal firewall depends on your current needs and future plans, but these picks cover a broad spectrum of small office requirements.

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