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Cloudflare Zaraz vs Google Tag Manager

Based on 12 and 2504 real audits

View Cloudflare Zaraz details | View Google Tag Manager details
MetricCloudflare ZarazGoogle Tag ManagerWinner
Performance4240Cloudflare Zaraz
Accessibility9488Cloudflare Zaraz
Best Practices8586Google Tag Manager
SEO9091Google Tag Manager
Security6765Cloudflare Zaraz
TTFB855ms372msGoogle Tag Manager
Composite7473Cloudflare Zaraz
Performance
Cloudflare Zaraz
42
Google Tag Manager
40
Accessibility
Cloudflare Zaraz
94
Google Tag Manager
88
Security
Cloudflare Zaraz
67
Google Tag Manager
65
SEO
Cloudflare Zaraz
90
Google Tag Manager
91
Composite
Cloudflare Zaraz
74
Google Tag Manager
73

Cloudflare Zaraz outperforms Google Tag Manager in 4 of 7 categories, with a stronger composite score (74 vs 73). Google Tag Manager leads in best practices, SEO, TTFB.

When to choose Cloudflare Zaraz

Choose Cloudflare Zaraz when your primary concern is accessibility and performance. Its audit data shows consistent strength in these areas across the sampled sites.

When to choose Google Tag Manager

Choose Google Tag Manager when your primary concern is server response time and best practices. Its audit data shows consistent strength in these areas across the sampled sites.

How this comparison was built

Scores are medians across 12 audited Cloudflare Zaraz sites and 2504 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 →

FAQ

Which is faster, Cloudflare Zaraz or Google Tag Manager?
Based on real BeaverCheck audits, Cloudflare Zaraz sites score higher on Lighthouse performance (42 vs 40 on average).
Which has better security, Cloudflare Zaraz or Google Tag Manager?
Cloudflare Zaraz sites score higher on security analysis (67 vs 65 on average).
Which has better accessibility, Cloudflare Zaraz or Google Tag Manager?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor Cloudflare Zaraz (94 vs 88). Both technologies can be made fully accessible with care — the difference reflects common patterns in the sampled sites, not inherent platform limits.
Which is better for SEO, Cloudflare Zaraz or Google Tag Manager?
Google Tag Manager sites score higher on Lighthouse SEO signals (91 vs 90 on average), which cover meta tags, crawlability, mobile friendliness, and structured data. Content strategy and backlinks still matter more than platform choice for ranking.
Which has faster server response (TTFB), Cloudflare Zaraz or Google Tag Manager?
Google Tag Manager sites show lower Time to First Byte (372 ms vs 855 ms on average). TTFB depends heavily on hosting and CDN setup rather than the technology itself, but the sampled sites suggest a meaningful difference in common deployment patterns.
Should I choose Cloudflare Zaraz or Google Tag Manager for my website?
Both platforms have trade-offs. Cloudflare Zaraz scores higher on overall composite score while Cloudflare Zaraz may excel in metrics you care about most. Run a free BeaverCheck audit on a real site using each to compare the metrics relevant to your use case.
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