Based on 4 and 67 real audits
| Metric | Perfmatters | Quantcast Measure | Winner |
|---|---|---|---|
| Performance | 49 | 34 | Perfmatters |
| Accessibility | 84 | 86 | Quantcast Measure |
| Best Practices | 86 | 77 | Perfmatters |
| SEO | 92 | 91 | Perfmatters |
| Security | 63 | 64 | Quantcast Measure |
| TTFB | 196ms | 326ms | Perfmatters |
| Composite | 74 | 72 | Perfmatters |
Perfmatters outperforms Quantcast Measure in 5 of 7 categories, with a stronger composite score (74 vs 72). Quantcast Measure leads in accessibility, security.
Choose Perfmatters when your primary concern is server response time and performance. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Quantcast Measure when your primary concern is accessibility and security. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 4 audited Perfmatters sites and 67 audited Quantcast Measure sites in the BeaverCheck database. Every audit runs the same 100+ checks — Lighthouse performance, security headers, accessibility, SEO, server response time — against a real URL. No vendor input, no sponsorship, no affiliate links. Read the full methodology →
Small sample: one or both technologies have fewer than 10 audited sites. Treat these numbers as directional — medians stabilize around 20–30 audits per side.
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