| Metric | PostHog | React | Winner |
|---|---|---|---|
| Performance | 42 | 46 | React |
| Accessibility | 90 | 90 | Tie |
| Best Practices | 89 | 90 | React |
| SEO | 95 | 93 | PostHog |
| Security | 71 | 72 | React |
| TTFB | 552ms | 462ms | React |
| Composite | 77 | 77 | Tie |
React outperforms PostHog in 4 of 7 categories, with a stronger composite score (77 vs 77). PostHog leads in SEO.
Choose PostHog when your primary concern is SEO. Its audit data shows consistent strength in these areas across the sampled sites.
Choose React when your primary concern is server response time and performance. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 85 audited PostHog sites and 1498 audited React 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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