Based on 1600 and 1 real audits
| Metric | core-js | Yotpo Loyalty & Referrals | Winner |
|---|---|---|---|
| Performance | 36 | 28 | core-js |
| Accessibility | 88 | 78 | core-js |
| Best Practices | 84 | 77 | core-js |
| SEO | 91 | 100 | Yotpo Loyalty & Referrals |
| Security | 65 | 66 | Yotpo Loyalty & Referrals |
| TTFB | 379ms | 109ms | Yotpo Loyalty & Referrals |
| Composite | 72 | 74 | Yotpo Loyalty & Referrals |
Yotpo Loyalty & Referrals outperforms core-js in 4 of 7 categories, with a stronger composite score (74 vs 72). core-js leads in performance, accessibility, best practices.
Choose core-js when your primary concern is accessibility and performance. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Yotpo Loyalty & Referrals when your primary concern is server response time and SEO. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 1600 audited core-js sites and 1 audited Yotpo Loyalty & Referrals 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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