| Metric | Modernizr | NProgress | Winner |
|---|---|---|---|
| Performance | 44 | 45 | NProgress |
| Accessibility | 85 | 72 | Modernizr |
| Best Practices | 86 | 87 | NProgress |
| SEO | 90 | 89 | Modernizr |
| Security | 64 | 64 | Tie |
| TTFB | 402ms | 324ms | NProgress |
| Composite | 73 | 71 | Modernizr |
Modernizr and NProgress are closely matched, each leading in different categories. Modernizr has a composite score of 73 while NProgress scores 71.
Choose Modernizr when your primary concern is accessibility and SEO. Its audit data shows consistent strength in these areas across the sampled sites.
Choose NProgress when your primary concern is server response time and performance. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 261 audited Modernizr sites and 6 audited NProgress 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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