PageSpeed Analyzer vs WebPageTest
AI-Powered Guidance vs Technical Depth
Compare actionable AI recommendations with advanced technical diagnostics. Both free, different strengths.
Try PageSpeed AnalyzerPageSpeed Analyzer
AI-powered optimization with framework-specific, actionable recommendations. Built for developers seeking guided improvements.
AI Recommendations: What to fix and how
Framework Guidance: Tech stack specific
Public URLs: Shareable analysis pages
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WebPageTest
Open-source performance testing with deep technical insights. Advanced waterfall analysis and custom test scenarios.
•Waterfall Charts: Detailed request timing
•Filmstrip View: Visual load progression
•Custom Scripts: Multi-step test scenarios
Feature Comparison
See how PageSpeed Analyzer and WebPageTest compare
Feature
PageSpeed Analyzer
WebPageTest
AI-Powered Recommendations
Claude AI contextual advice
Framework-Specific Guidance
React, WordPress, Shopify optimization
Public SEO Pages
Shareable URLs for each analysis
Free Unlimited Tests
No rate limits
Waterfall Charts
Detailed request visualization
Filmstrip View
Visual load progress
Connection Shaping
Simulate different network speeds
Custom Scripts
Multi-step test scenarios
Video Recording
Side-by-side visual comparison
Test Locations
Geographic test points
User location
30+
Chrome DevTools
Full DevTools traces
Lighthouse Scoring
Performance scores
Full Support
Partial Support
Not Available
When to Use Each Tool
Use PageSpeed Analyzer When:
- ✓You want AI-generated optimization advice
- ✓You need framework-specific recommendations
- ✓You prefer actionable guidance over raw metrics
- ✓You want shareable public URLs
- ✓You need official Google Core Web Vitals
Use WebPageTest When:
- ✓You need detailed waterfall analysis
- ✓You want filmstrip visual progression
- ✓You need custom test scripts for multi-step flows
- ✓You want connection shaping (3G, 4G simulation)
- ✓You need side-by-side video comparison
Pro Tip: Use both! PageSpeed Analyzer for optimization guidance, WebPageTest for deep technical diagnostics and waterfall analysis.
Compare Other Tools
Try PageSpeed Analyzer Free
Get AI-powered optimization recommendations with framework-specific guidance
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