Based on 2547 and 67 real audits
| Metric | Google Tag Manager | Plausible | Winner |
|---|---|---|---|
| Performance | 39 | 57 | Plausible |
| Accessibility | 87 | 87 | Tie |
| Best Practices | 86 | 92 | Plausible |
| SEO | 90 | 92 | Plausible |
| Security | 65 | 64 | Google Tag Manager |
| TTFB | 375ms | 217ms | Plausible |
| Composite | 73 | 75 | Plausible |
Plausible outperforms Google Tag Manager in 5 of 7 categories, with a stronger composite score (75 vs 73). Google Tag Manager leads in security.
Choose Google Tag Manager when your primary concern is security. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Plausible 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 2547 audited Google Tag Manager sites and 67 audited Plausible 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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