| Metric | Admiral | Concert | Winner |
|---|---|---|---|
| Performance | 31 | 32 | Concert |
| Accessibility | 89 | 93 | Concert |
| Best Practices | 81 | 95 | Concert |
| SEO | 92 | 94 | Concert |
| Security | 64 | 66 | Concert |
| TTFB | 274ms | 62ms | Concert |
| Composite | 72 | 74 | Concert |
Concert outperforms Admiral in 7 of 7 categories, with a stronger composite score (74 vs 72). Admiral leads in no categories.
Admiral doesn't clearly lead Concert in any category on the sampled sites — pick it based on developer experience, ecosystem, or existing team skills rather than the audit scores.
Choose Concert when your primary concern is server response time and best practices. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 96 audited Admiral sites and 11 audited Concert 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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