Based on 2547 and 75 real audits
| Metric | Google Tag Manager | Shopify | Winner |
|---|---|---|---|
| Performance | 39 | 32 | Google Tag Manager |
| Accessibility | 87 | 86 | Google Tag Manager |
| Best Practices | 86 | 82 | Google Tag Manager |
| SEO | 90 | 91 | Shopify |
| Security | 65 | 71 | Shopify |
| TTFB | 375ms | 270ms | Shopify |
| Composite | 73 | 73 | Tie |
Google Tag Manager and Shopify are closely matched, each leading in different categories. Google Tag Manager has a composite score of 73 while Shopify scores 73.
Choose Google Tag Manager when your primary concern is performance and best practices. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Shopify when your primary concern is server response time and security. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 2547 audited Google Tag Manager sites and 75 audited Shopify 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 →
Send Feedback