| Metric | Heroku | React | Winner |
|---|---|---|---|
| Performance | 44 | 46 | React |
| Accessibility | 88 | 90 | React |
| Best Practices | 88 | 90 | React |
| SEO | 94 | 93 | Heroku |
| Security | 70 | 72 | React |
| TTFB | 201ms | 462ms | Heroku |
| Composite | 77 | 77 | Tie |
React outperforms Heroku in 4 of 7 categories, with a stronger composite score (77 vs 77). Heroku leads in SEO, TTFB.
Choose Heroku when your primary concern is server response time and SEO. Its audit data shows consistent strength in these areas across the sampled sites.
Choose React when your primary concern is performance and accessibility. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 11 audited Heroku 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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