| Metric | Microsoft | Zepto | Winner |
|---|---|---|---|
| Performance | 39 | 43 | Zepto |
| Accessibility | 89 | 83 | Microsoft |
| Best Practices | 86 | 83 | Microsoft |
| SEO | 89 | 89 | Tie |
| Security | 66 | 66 | Tie |
| TTFB | 329ms | 1453ms | Microsoft |
| Composite | 72 | 71 | Microsoft |
Microsoft outperforms Zepto in 4 of 7 categories, with a stronger composite score (72 vs 71). Zepto leads in performance.
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 Zepto when your primary concern is performance. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 2421 audited Microsoft sites and 15 audited Zepto 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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