| Metric | jQuery | Lozad.js | Winner |
|---|---|---|---|
| Performance | 45 | 39 | jQuery |
| Accessibility | 86 | 86 | Tie |
| Best Practices | 87 | 85 | jQuery |
| SEO | 90 | 87 | jQuery |
| Security | 66 | 65 | jQuery |
| TTFB | 474ms | 418ms | Lozad.js |
| Composite | 74 | 72 | jQuery |
jQuery outperforms Lozad.js in 5 of 7 categories, with a stronger composite score (74 vs 72). Lozad.js leads in TTFB.
Choose jQuery when your primary concern is performance and SEO. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Lozad.js when your primary concern is server response time. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 2081 audited jQuery sites and 13 audited Lozad.js 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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