Based on 238 and 2933 real audits
| Metric | Google Domains | Google Tag Manager | Winner |
|---|---|---|---|
| Performance | 54 | 41 | Google Domains |
| Accessibility | 90 | 88 | Google Domains |
| Best Practices | 94 | 87 | Google Domains |
| SEO | 91 | 92 | Google Tag Manager |
| Security | 68 | 67 | Google Domains |
| TTFB | 187ms | 421ms | Google Domains |
| Composite | 75 | 74 | Google Domains |
Google Domains outperforms Google Tag Manager in 6 of 7 categories, with a stronger composite score (75 vs 74). Google Tag Manager leads in SEO.
Choose Google Domains when your primary concern is server response time and performance. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Google Tag Manager when your primary concern is SEO. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 238 audited Google Domains sites and 2933 audited Google Tag Manager 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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