Based on 3 and 2421 real audits
| Metric | Dimensions AI | Microsoft | Winner |
|---|---|---|---|
| Performance | 40 | 39 | Dimensions AI |
| Accessibility | 96 | 89 | Dimensions AI |
| Best Practices | 92 | 86 | Dimensions AI |
| SEO | 83 | 89 | Microsoft |
| Security | 62 | 66 | Microsoft |
| TTFB | 349ms | 329ms | Microsoft |
| Composite | 72 | 72 | Tie |
Dimensions AI and Microsoft are closely matched, each leading in different categories. Dimensions AI has a composite score of 72 while Microsoft scores 72.
Choose Dimensions AI when your primary concern is accessibility and best practices. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Microsoft 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 3 audited Dimensions AI 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 →
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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