| Metric | ExtJS | Flowplayer | Winner |
|---|---|---|---|
| Performance | 42 | 32 | ExtJS |
| Accessibility | 69 | 67 | ExtJS |
| Best Practices | 86 | 84 | ExtJS |
| SEO | 95 | 89 | ExtJS |
| Security | 72 | 64 | ExtJS |
| TTFB | 103ms | 434ms | ExtJS |
| Composite | 77 | 71 | ExtJS |
ExtJS outperforms Flowplayer in 7 of 7 categories, with a stronger composite score (77 vs 71). Flowplayer leads in no categories.
Choose ExtJS when your primary concern is server response time and performance. Its audit data shows consistent strength in these areas across the sampled sites.
Flowplayer doesn't clearly lead ExtJS in any category on the sampled sites — pick it based on developer experience, ecosystem, or existing team skills rather than the audit scores.
Scores are medians across 2 audited ExtJS sites and 8 audited Flowplayer 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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