Based on 51 and 28 real audits
| Metric | OpenX | Rubicon Project | Winner |
|---|---|---|---|
| Performance | 27 | 30 | Rubicon Project |
| Accessibility | 85 | 85 | Tie |
| Best Practices | 76 | 77 | Rubicon Project |
| SEO | 90 | 91 | Rubicon Project |
| Security | 64 | 64 | Tie |
| TTFB | 341ms | 347ms | OpenX |
| Composite | 71 | 71 | Tie |
Rubicon Project outperforms OpenX in 3 of 7 categories, with a stronger composite score (71 vs 71). OpenX leads in TTFB.
Choose OpenX when your primary concern is server response time. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Rubicon Project when your primary concern is performance and best practices. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 51 audited OpenX sites and 28 audited Rubicon Project 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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