Based on 372 and 3 real audits
| Metric | jQuery Migrate | Marionette.js | Winner |
|---|---|---|---|
| Performance | 44 | 28 | jQuery Migrate |
| Accessibility | 87 | 94 | Marionette.js |
| Best Practices | 86 | 89 | Marionette.js |
| SEO | 90 | 90 | Tie |
| Security | 65 | 62 | jQuery Migrate |
| TTFB | 429ms | 63ms | Marionette.js |
| Composite | 74 | 72 | jQuery Migrate |
jQuery Migrate and Marionette.js are closely matched, each leading in different categories. jQuery Migrate has a composite score of 74 while Marionette.js scores 72.
Choose jQuery Migrate when your primary concern is performance and security. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Marionette.js when your primary concern is server response time and accessibility. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 372 audited jQuery Migrate sites and 3 audited Marionette.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 →
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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