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Head-to-head · Web Security Software

Imperva Web Application Firewall vs Radware Cloud WAF Service

  • Updated Oct 2026
  • Both researched from official sources
  • 1 check side by side
Higher score Imperva Web Application Firewall #3 in Web Security Software 9.1/10 Pricing on request ✓ 0 of 4 features Contact Thales
Radware Cloud WAF Service #8 in Web Security Software 8.6/10 Pricing on request · 30-day trial Free trial✓ 0 of 4 features Visit Radware

Imperva Web Application Firewall leads on 0 checks, Radware Cloud WAF Service on 0, and 1 is even. Who comes out ahead on the 1 yes/no, price and count check where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreImperva Web Application Firewall · 9.1/10
  • Free trialonly Radware Cloud WAF Service

Imperva Web Application Firewall scores higher on our rubric for web security software: 9.1 against 8.6 out of 10; our editors rank them #3 and #8.

Imperva Web Application Firewall is the better fit for enterprises needing managed WAF policies and automation. Radware Cloud WAF Service is the better fit for enterprises wanting cloud WAF with traffic learning.

  • Imperva Web Application Firewall fits best

    Enterprises needing managed WAF policies and automation

  • Radware Cloud WAF Service fits best

    Enterprises wanting cloud WAF with traffic learning

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Imperva Web Application Firewall 9.1/10 Visit ↗ Radware Cloud WAF Service 8.6/10 Visit ↗
At a glance
Editor score 9.1 8.6
Ranking #3 in Web Security Software #8 in Web Security Software
Best for Enterprises needing managed WAF policies and automation Enterprises wanting cloud WAF with traffic learning
Pricing model Paid Paid
Starting price Pricing on request Pricing on request · 30-day trial
Free plan — —
Free trial — 30 days
Deployment Cloud, Self-hosted Cloud
Platforms Web Web
Support Tickets, Docs Phone, Tickets, Community, Docs, Email
Compliance GDPR, PCI DSS PCI DSS, 2FA
Built for Mid-market, Enterprise Mid-market, Enterprise
Features Imperva Web Application Firewall 0/4 · Radware Cloud WAF Service 0/4
Phishing/malware blocking Not checked yet Not checked yet
Web app firewall Not checked yet Not checked yet
DDoS protection Not checked yet Not checked yet
Bot protection Not checked yet Not checked yet
Specs
Deployment Not checked yet Not checked yet
Websites covered Not checked yet Not checked yet
Our review
Pros
  • Managed rules update daily, with real-time updates for critical threats
  • Combines web/API protection, bot controls, and behavior-based rate thresholds
  • Automates policy creation and rule propagation, with Terraform deployment
  • AI behavioral model learns traffic to reduce false positives
  • Combines OWASP, API, bot, DDoS, and rate-limiting controls
  • Integrates with Splunk, AWS, and Microsoft Azure
Cons
  • No public WAF plan prices; buying requires contacting sales
  • No free plan, though a Cloud WAF trial is advertised
  • Multiple deployment variants may require choosing among different operating models
  • Pricing requires a custom quote through sales
  • Cloud-only deployment uses DNS-based traffic routing
  • No free plan beyond the 30-day trial
Our verdict

Imperva Web Application Firewall protects web applications and APIs against application-layer attacks, including SQL injection, cross-site scripting, and other OWASP Top 10 threats. Thales offers it to mid-market and enterprise…

Read the review →

Radware Cloud WAF Service is a cloud-delivered web application firewall for organizations securing web and mobile applications, APIs, and distributed application environments. It suits mid-market and enterprise teams that need managed…

Read the review →
  1. Imperva Web Application FirewallWeb Security Software 9.1Pricing on request
  2. Radware Cloud WAF ServiceWeb Security Software 8.6Pricing on request · 30-day trial

Strengths and trade-offs

  • Imperva Web Application Firewall — where it wins

    • Managed rules update daily, with real-time updates for critical threats
    • Combines web/API protection, bot controls, and behavior-based rate thresholds
    • Automates policy creation and rule propagation, with Terraform deployment

    Where it doesn't

    • No public WAF plan prices; buying requires contacting sales
    • No free plan, though a Cloud WAF trial is advertised
    • Multiple deployment variants may require choosing among different operating models
  • Radware Cloud WAF Service — where it wins

    • AI behavioral model learns traffic to reduce false positives
    • Combines OWASP, API, bot, DDoS, and rate-limiting controls
    • Integrates with Splunk, AWS, and Microsoft Azure

    Where it doesn't

    • Pricing requires a custom quote through sales
    • Cloud-only deployment uses DNS-based traffic routing
    • No free plan beyond the 30-day trial
  • Imperva Web Application Firewall9.1/10 · Pricing on request

    Managed WAF rules, bot controls and deployment automation for hybrid environments.

    Contact ThalesFull verdict →
  • Radware Cloud WAF Service8.6/10 · Pricing on request · 30-day trial

    A cloud WAF combining traffic learning, API controls, bot mitigation, and DDoS defense.

    Visit RadwareFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update