| Metric | Gamma | Microsoft | Winner |
|---|---|---|---|
| Performance | 28 | 39 | Microsoft |
| Accessibility | 87 | 89 | Microsoft |
| Best Practices | 77 | 86 | Microsoft |
| SEO | 75 | 89 | Microsoft |
| Security | 69 | 67 | Gamma |
| TTFB | 137ms | 329ms | Gamma |
| Composite | 73 | 73 | Tie |
Microsoft outperforms Gamma in 4 of 7 categories, with a stronger composite score (73 vs 73). Gamma leads in security, TTFB.
Choose Gamma when your primary concern is server response time and security. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Microsoft when your primary concern is SEO and performance. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 1 audited Gamma sites and 2444 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 →
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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