Based on 1599 and 143 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 | 379ms | 385ms | 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 performance and best practices. 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 1599 audited core-js sites and 143 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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