| Metric | AppNexus | Tatari | Winner |
|---|---|---|---|
| Performance | 31 | 29 | AppNexus |
| Accessibility | 87 | 92 | Tatari |
| Best Practices | 78 | 77 | AppNexus |
| SEO | 92 | 92 | Tie |
| Security | 64 | 70 | Tatari |
| TTFB | 337ms | 158ms | Tatari |
| Composite | 71 | 73 | Tatari |
Tatari outperforms AppNexus in 4 of 7 categories, with a stronger composite score (73 vs 71). AppNexus leads in performance, best practices.
Choose AppNexus when your primary concern is performance and best practices. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Tatari when your primary concern is server response time and security. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 78 audited AppNexus sites and 3 audited Tatari 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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