| Metric | AB Tasty | Microsoft | Winner |
|---|---|---|---|
| Performance | 32 | 39 | Microsoft |
| Accessibility | 89 | 89 | Tie |
| Best Practices | 85 | 86 | Microsoft |
| SEO | 91 | 89 | AB Tasty |
| Security | 65 | 66 | Microsoft |
| TTFB | 325ms | 329ms | AB Tasty |
| Composite | 72 | 72 | Tie |
Microsoft outperforms AB Tasty in 3 of 7 categories, with a stronger composite score (72 vs 72). AB Tasty leads in SEO, TTFB.
Choose AB Tasty when your primary concern is server response time and SEO. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Microsoft 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 28 audited AB Tasty sites and 2421 audited Microsoft 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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