Based on 85 and 212 real audits
| Metric | Adobe Client Data Layer | Java | Winner |
|---|---|---|---|
| Performance | 32 | 37 | Java |
| Accessibility | 90 | 89 | Adobe Client Data Layer |
| Best Practices | 85 | 84 | Adobe Client Data Layer |
| SEO | 89 | 89 | Tie |
| Security | 65 | 65 | Tie |
| TTFB | 384ms | 376ms | Java |
| Composite | 71 | 72 | Java |
Java outperforms Adobe Client Data Layer in 3 of 7 categories, with a stronger composite score (72 vs 71). Adobe Client Data Layer leads in accessibility, best practices.
Choose Adobe Client Data Layer when your primary concern is accessibility and best practices. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Java 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 Adobe Client Data Layer sites and 212 audited Java 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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