OPNsense vs Sophos XG Firewall

A detailed comparison to help you choose between OPNsense and Sophos XG Firewall.

OPNsense

OPNsense

Open-source firewall with modern web UI and plugin system.

Sophos XG Firewall

Sophos XG Firewall

Enterprise firewall with Synchronized Security and threat intelligence.

Rating4.6 (398 reviews)4.3 (144 reviews)
Pricing Modelfreepaid
Starting PriceFreeFrom $0/mo
Best ForBest for users wanting network-level firewall protectionBest for users wanting network-level firewall protection
Free Tier
API Access
Team Features
Open Source
Tags——

OPNsense

Pros

  • + Supports IPsec, OpenVPN, and WireGuard
  • + Free Community Edition available
  • + Open source under 2-Clause BSD license
  • + Multi-WAN load balancing and failover support
  • + Plugin ecosystem plus API availability
  • + Optional Business Edition with conservative updates

Cons

  • - Throughput drops with VPN plus IDS/IPS enabled
  • - Business Edition license is per installation
  • - Requires real networking knowledge to run well
  • - No clear general refund window stated publicly
View full OPNsensereview →

Sophos XG Firewall

Pros

  • + Supports IPsec and SSL VPN remote access
  • + Clientless SSL VPN available via browser
  • + VPN portal simplifies client profile distribution
  • + Published licensing bundles and feature matrices
  • + Strong Sophos ecosystem integration (Heartbeat, Central)
  • + Xstream FastPath acceleration for IPsec tunnels

Cons

  • - XG hardware reached end-of-life March 31, 2025
  • - Firmware updates require an active support subscription
  • - Not designed for no-logs privacy VPN use
  • - Serious vulnerabilities have been disclosed in advisories
  • - Pricing often requires partner quote, not public checkout
View full Sophos XG Firewallreview →

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