Based on 1570 and 141 real audits
| Metric | core-js | TikTok Pixel | Winner |
|---|---|---|---|
| Performance | 36 | 29 | core-js |
| Accessibility | 88 | 90 | TikTok Pixel |
| Best Practices | 84 | 78 | core-js |
| SEO | 91 | 91 | Tie |
| Security | 65 | 64 | core-js |
| TTFB | 371ms | 379ms | core-js |
| Composite | 72 | 71 | core-js |
core-js outperforms TikTok Pixel in 5 of 7 categories, with a stronger composite score (72 vs 71). TikTok Pixel leads in accessibility.
Choose core-js when your primary concern is server response time and performance. Its audit data shows consistent strength in these areas across the sampled sites.
Choose TikTok Pixel when your primary concern is accessibility. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 1570 audited core-js sites and 141 audited TikTok Pixel 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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