Based on 1992 and 66 real audits
| Metric | jQuery | Microsoft IIS | Winner |
|---|---|---|---|
| Performance | 45 | 45 | Tie |
| Accessibility | 86 | 87 | Microsoft IIS |
| Best Practices | 87 | 84 | jQuery |
| SEO | 90 | 90 | Tie |
| Security | 65 | 66 | Microsoft IIS |
| TTFB | 460ms | 513ms | jQuery |
| Composite | 74 | 72 | jQuery |
jQuery outperforms Microsoft IIS in 3 of 7 categories, with a stronger composite score (74 vs 72). Microsoft IIS leads in accessibility, security.
Choose jQuery when your primary concern is server response time and best practices. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Microsoft IIS when your primary concern is accessibility and security. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 1992 audited jQuery sites and 66 audited Microsoft IIS 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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