Based on 2504 and 17 real audits
| Metric | Google Tag Manager | Really Simple SSL & Security | Winner |
|---|---|---|---|
| Performance | 40 | 55 | Really Simple SSL & Security |
| Accessibility | 88 | 87 | Google Tag Manager |
| Best Practices | 86 | 91 | Really Simple SSL & Security |
| SEO | 91 | 92 | Really Simple SSL & Security |
| Security | 65 | 72 | Really Simple SSL & Security |
| TTFB | 372ms | 414ms | Google Tag Manager |
| Composite | 73 | 78 | Really Simple SSL & Security |
Really Simple SSL & Security outperforms Google Tag Manager in 5 of 7 categories, with a stronger composite score (78 vs 73). Google Tag Manager leads in accessibility, TTFB.
Choose Google Tag Manager when your primary concern is server response time and accessibility. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Really Simple SSL & Security when your primary concern is performance and security. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 2504 audited Google Tag Manager sites and 17 audited Really Simple SSL & Security 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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