| Metric | Microsoft | Svelte | Winner |
|---|---|---|---|
| Performance | 39 | 46 | Svelte |
| Accessibility | 89 | 87 | Microsoft |
| Best Practices | 86 | 91 | Svelte |
| SEO | 89 | 91 | Svelte |
| Security | 66 | 66 | Tie |
| TTFB | 329ms | 447ms | Microsoft |
| Composite | 72 | 74 | Svelte |
Svelte outperforms Microsoft in 4 of 7 categories, with a stronger composite score (74 vs 72). Microsoft leads in accessibility, TTFB.
Choose Microsoft when your primary concern is server response time and accessibility. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Svelte when your primary concern is performance and best practices. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 2412 audited Microsoft sites and 71 audited Svelte 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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