| Metric | ClickTale | core-js | Winner |
|---|---|---|---|
| Performance | 25 | 36 | core-js |
| Accessibility | 95 | 88 | ClickTale |
| Best Practices | 72 | 84 | core-js |
| SEO | 84 | 91 | core-js |
| Security | 61 | 65 | core-js |
| TTFB | 97ms | 374ms | ClickTale |
| Composite | 70 | 72 | core-js |
core-js outperforms ClickTale in 5 of 7 categories, with a stronger composite score (72 vs 70). ClickTale leads in accessibility, TTFB.
Choose ClickTale when your primary concern is server response time and accessibility. Its audit data shows consistent strength in these areas across the sampled sites.
Choose core-js when your primary concern is best practices and performance. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 3 audited ClickTale sites and 1582 audited core-js 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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