| Metric | IIS | jQuery | Winner |
|---|---|---|---|
| Performance | 44 | 45 | jQuery |
| Accessibility | 88 | 86 | IIS |
| Best Practices | 84 | 87 | jQuery |
| SEO | 90 | 90 | Tie |
| Security | 65 | 65 | Tie |
| TTFB | 534ms | 438ms | jQuery |
| Composite | 71 | 73 | jQuery |
jQuery outperforms IIS in 4 of 7 categories, with a stronger composite score (73 vs 71). IIS leads in accessibility.
Choose IIS when your primary concern is accessibility. Its audit data shows consistent strength in these areas across the sampled sites.
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.
Scores are medians across 61 audited IIS sites and 1857 audited jQuery 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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