Based on 1582 and 6 real audits
| Metric | core-js | Google Analytics Enhanced eCommerce | Winner |
|---|---|---|---|
| Performance | 36 | 30 | core-js |
| Accessibility | 88 | 87 | core-js |
| Best Practices | 84 | 80 | core-js |
| SEO | 91 | 85 | core-js |
| Security | 65 | 66 | Google Analytics Enhanced eCommerce |
| TTFB | 374ms | 501ms | core-js |
| Composite | 72 | 71 | core-js |
core-js outperforms Google Analytics Enhanced eCommerce in 6 of 7 categories, with a stronger composite score (72 vs 71). Google Analytics Enhanced eCommerce leads in security.
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 Google Analytics Enhanced eCommerce when your primary concern is security. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 1582 audited core-js sites and 6 audited Google Analytics Enhanced eCommerce 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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