Based on 1890 and 173 real audits
| Metric | Google Analytics | Underscore.js | Winner |
|---|---|---|---|
| Performance | 41 | 38 | Google Analytics |
| Accessibility | 87 | 87 | Tie |
| Best Practices | 85 | 83 | Google Analytics |
| SEO | 91 | 90 | Google Analytics |
| Security | 64 | 64 | Tie |
| TTFB | 400ms | 420ms | Google Analytics |
| Composite | 73 | 72 | Google Analytics |
Google Analytics outperforms Underscore.js in 5 of 7 categories, with a stronger composite score (73 vs 72). Underscore.js leads in no categories.
Choose Google Analytics when your primary concern is server response time and performance. Its audit data shows consistent strength in these areas across the sampled sites.
Underscore.js doesn't clearly lead Google Analytics in any category on the sampled sites — pick it based on developer experience, ecosystem, or existing team skills rather than the audit scores.
Scores are medians across 1890 audited Google Analytics sites and 173 audited Underscore.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 →
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