Cloudflare WAF vs F5 BIG-IP
A detailed comparison to help you choose between Cloudflare WAF and F5 BIG-IP.
Quick Verdict
4.2/5
Cloudflare WAF
0 reviews
3.2/5
F5 BIG-IP
0 reviews
Cloudflare WAF is rated higher (4.2 vs 3.2). Cloudflare's Web Application Firewall protects against OWASP Top 10, zero-day vulnerabilities, and DDoS. 300+ global PoPs absorb attacks. Free plan blocks basic threats; Pro adds OWASP managed rules. F5 BIG-IP provides hardware and software load balancing, application delivery, and DDoS mitigation for large-scale enterprise networks. Best for organizations requiring advanced traffic management and security.
Cloudflare WAF Web Application Firewall protecting millions of sites | F5 BIG-IP Enterprise load balancing and DDoS protection for mission-critical infrastructure | |
|---|---|---|
| Overview | ||
| Rating | 4.2 (0 reviews)✓ | 3.2 (0 reviews) |
| Pricing model | freemium | paid |
| Starting price | Free tier available | Free tier available |
| Best for | Any website behind Cloudflare that wants a maintained application firewall and DDoS absorption as a baseline — from hobby projects on the free tier to compliance-bound businesses on Business or Enterprise. | Large enterprises, financial services, healthcare, government and service providers consolidating high-traffic application delivery, WAF, SSL offload and DDoS mitigation on one audited platform |
| Features | ||
| IPv6 | ||
| DDoS protection | ||
| Automated backups | ||
| Snapshots | ||
| Managed option | ||
| Bare metal | ||
| GPU available | ||
| S3-compatible | ||
| Hourly billing | ||
| Free tier | ✓ | |
| Tags | ||
| Tags | free tierddos protectionapi accesseu datacenterus datacenterapac datacenter | ddos protectionteam features |
| Visit Cloudflare WAF → | Visit F5 BIG-IP → | |
Cloudflare WAF
Pros
- + WAF engine and managed ruleset included on every plan, including Free
- + Unmetered DDoS absorption at the edge on all tiers
- + Central rules maintenance — no appliances, agents or rule deployments to manage
- + Attack-score and bot-management layers available as needs grow
- + Flat plan pricing; no per-request or per-rule metering
Cons
- - Advanced rate limiting, attack-score rules and full log export are plan-gated
- - Managed rules can block legitimate traffic; tuning requires a logging-first workflow
- - Free plan limits request body inspection to 1 MB
- - Only applies to proxied records — DNS-only traffic is not filtered
- - A compensating control, not a substitute for fixing application vulnerabilities
F5 BIG-IP
Pros
- + Consolidates load balancing, SSL/TLS offload, WAF, firewall/DoS mitigation, access/VPN and DNS on one policy engine
- + Thirty-year reliability track record in banks, carriers and governments; mature HA clustering
- + Full-proxy architecture with programmable iRules for traffic logic that generic load balancers cannot express
- + Runs everywhere: hardware appliances, VIPRION/VELOS chassis, and Virtual Edition on VMware, KVM, Hyper-V and major clouds
- + Dual-stack IPv6 support and ICSA-certified firewall with automatic and dynamic DoS signature handling
Cons
- - Very expensive: throughput-tiered licenses, module add-ons and six-figure support contracts
- - No public list pricing — real cost only emerges through partner sales processes
- - Steep learning curve: its own OS (TMOS), its own DSL (iRules/TCL, AS3) and its own upgrade rituals
- - Overkill for simple HTTP load balancing where cloud-native or open-source options cost a fraction
- - Company is steering toward subscription and Distributed Cloud; multi-year renewal terms need pinning down
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