Cloudflare Web Application Firewall vs Sophos Firewall (XGS)

Both Cloudflare Web Application Firewall and Sophos Firewall (XGS) are capable WAF solutions. The right choice depends on your specific infrastructure, budget, and feature requirements.

View Cloudflare Web Application Firewall Review View Sophos Firewall (XGS) Review

Overview

Cloudflare Web Application Firewall and Sophos Firewall (XGS) are both popular web application firewall solutions. This comparison will help you understand the key differences and choose the right one for your needs.

Industry-leading WAF with global CDN integration, offering robust protection against OWASP threats with easy setup and generous free tier.

Next-gen firewall (SFOS on XGS appliances) with a built-in reverse-proxy Web Application Firewall via its Web Server Protection module; the active successor to the end-of-life Sophos UTM.

Quick Comparison

Feature Cloudflare Web Application Firewall Sophos Firewall (XGS)
Overall Rating 4.5/5 3.8/5
Free Tier Yes Yes
Pricing Model Per domain / Per feature tier Appliance plus subscription (varies by appliance and subscription bundle)
Ease of Use 4.8/5 3.9/5
Value for Money 4.5/5 4.0/5
Support 4.0/5 3.8/5
Platforms Any web application, WordPress, Shopify, AWS, GCP, Azure, Kubernetes XGS Series hardware appliances, virtual (VMware, Hyper-V, KVM), software/Home Edition, and cloud (Firewall in AWS and Azure)
Compliance SOC 2, PCI DSS, ISO 27001, HIPAA, FedRAMP Common Criteria, FIPS-validated cryptography (model dependent)

Pricing Comparison

Cloudflare Web Application Firewall

Model: Per domain / Per feature tier

Free Tier Available

Free

$0/month

Pro

$20/month

Business

$200/month

Enterprise

Contact Sales

View full pricing →

Sophos Firewall (XGS)

Model: Appliance plus subscription (varies by appliance and subscription bundle)

Free Tier Available

Home Edition

Free

Xstream Protection (Commercial)

Custom pricing

View full pricing →

Features Comparison

Cloudflare Web Application Firewall

  • Managed Rulesets

    Pre-configured rules from Cloudflare and OWASP that are automatically updated to protect against emerging threats.

  • Custom Rules

    Create your own firewall rules using Cloudflare's expression language to block, challenge, or allow specific traffic patterns.

  • Rate Limiting

    Protect against brute force attacks and API abuse by limiting request rates from specific IPs or patterns.

  • Bot Management

    Advanced bot detection and mitigation using machine learning to distinguish good bots from malicious ones.

  • API Shield

    Protect API endpoints with schema validation, mutual TLS, and anomaly detection.

  • Page Shield

    Monitor and control third-party JavaScript to prevent supply chain attacks and data theft.

Sophos Firewall (XGS)

  • Reverse-Proxy WAF

    Apache-based reverse proxy that protects published web servers against SQL injection, cross-site scripting, directory traversal, and other common web attacks.

  • Form Hardening

    Signs and validates form fields to prevent manipulation of submitted web forms.

  • URL Hardening

    Restricts accessible URLs based on the learned structure of the protected application.

  • Cookie Signing

    Cryptographically signs cookies to detect and block tampering.

  • Reverse-Proxy Authentication

    Adds basic or form-based authentication policies in front of published web servers via WAF rules.

  • Antivirus Scanning

    Scans uploads and traffic to protected web servers for malware as part of Web Server Protection.

Which One Is Right for You?

The best WAF depends on your specific requirements, infrastructure, and team expertise.

Cloudflare Web Application Firewall

  • You need: Small to medium websites, WordPress sites, developers wanting easy setup, organizations needing integrated CDN+WAF
  • You want to start with a free tier
  • You're using: Any web application, WordPress, Shopify, AWS, GCP, Azure, Kubernetes
Learn more →

Sophos Firewall (XGS)

  • You need: Organizations already running Sophos Firewall, businesses wanting WAF and network security in one appliance, home labs and educational users via the free Home Edition
  • You want to start with a free tier
  • You're using: XGS Series hardware appliances, virtual (VMware, Hyper-V, KVM), software/Home Edition, and cloud (Firewall in AWS and Azure)
Learn more →

We recommend evaluating both options with a trial or free tier before committing. Consider your existing infrastructure, team expertise, compliance requirements, and budget.

Frequently Asked Questions

Which is better for startups: Cloudflare Web Application Firewall or Sophos Firewall (XGS)?

Both Cloudflare Web Application Firewall and Sophos Firewall (XGS) offer free tiers, making them accessible for startups. Cloudflare Web Application Firewall scores higher for ease of use (4.8/5), which is valuable for smaller teams. Consider your immediate security needs and growth plans when choosing.

Which has better support: Cloudflare Web Application Firewall or Sophos Firewall (XGS)?

Cloudflare Web Application Firewall has a higher support rating (4.0/5) compared to Sophos Firewall (XGS) (3.8/5). However, support quality can vary based on your plan tier - enterprise customers typically receive more responsive support from both providers. Consider evaluating support during a trial period.

Which is easier to implement: Cloudflare Web Application Firewall or Sophos Firewall (XGS)?

Cloudflare Web Application Firewall scores higher for ease of use (4.8/5) versus Sophos Firewall (XGS) (3.9/5). DNS-based setup makes Cloudflare particularly quick to implement. The actual implementation effort depends on your existing infrastructure and team expertise.

Which is more cost-effective: Cloudflare Web Application Firewall or Sophos Firewall (XGS)?

Both providers offer free tiers, making it easy to start without commitment. Cloudflare Web Application Firewall scores higher for value (4.5/5). Total cost depends on your traffic volume, required features, and support level needs.

Which works better with AWS: Cloudflare Web Application Firewall or Sophos Firewall (XGS)?

Both Cloudflare Web Application Firewall and Sophos Firewall (XGS) support AWS deployments. Consider whether native AWS integration or cross-cloud portability matters more for your use case.