| Metric | MUI | Webpack | Winner |
|---|---|---|---|
| Performance | 35 | 39 | Webpack |
| Accessibility | 90 | 89 | MUI |
| Best Practices | 89 | 87 | MUI |
| SEO | 88 | 93 | Webpack |
| Security | 67 | 67 | Tie |
| TTFB | 402ms | 312ms | Webpack |
| Composite | 74 | 74 | Tie |
Webpack outperforms MUI in 3 of 7 categories, with a stronger composite score (74 vs 74). MUI leads in accessibility, best practices.
Choose MUI when your primary concern is best practices and accessibility. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Webpack when your primary concern is server response time and SEO. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 22 audited MUI sites and 996 audited Webpack 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 →
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