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Cloudflare vs HTTP/3

Based on 2091 and 1485 real audits

View Cloudflare details | View HTTP/3 details
MetricCloudflareHTTP/3Winner
Performance4851HTTP/3
Accessibility8888Tie
Best Practices8688HTTP/3
SEO8990HTTP/3
Security6869HTTP/3
TTFB296ms297msCloudflare
Composite7475HTTP/3
Performance
Cloudflare
48
HTTP/3
51
Accessibility
Cloudflare
88
HTTP/3
88
Security
Cloudflare
68
HTTP/3
69
SEO
Cloudflare
89
HTTP/3
90
Composite
Cloudflare
74
HTTP/3
75

HTTP/3 outperforms Cloudflare in 5 of 7 categories, with a stronger composite score (75 vs 74). Cloudflare leads in TTFB.

When to choose Cloudflare

Choose Cloudflare when your primary concern is server response time. Its audit data shows consistent strength in these areas across the sampled sites.

When to choose HTTP/3

Choose HTTP/3 when your primary concern is performance 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 2091 audited Cloudflare sites and 1485 audited HTTP/3 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 or HTTP/3?
Based on real BeaverCheck audits, HTTP/3 sites score higher on Lighthouse performance (51 vs 48 on average).
Which has better security, Cloudflare or HTTP/3?
HTTP/3 sites score higher on security analysis (69 vs 68 on average).
Which has better accessibility, Cloudflare or HTTP/3?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor Cloudflare (88 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 or HTTP/3?
HTTP/3 sites score higher on Lighthouse SEO signals (90 vs 89 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 or HTTP/3?
Cloudflare sites show lower Time to First Byte (296 ms vs 297 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 or HTTP/3 for my website?
Both platforms have trade-offs. HTTP/3 scores higher on overall composite score while Cloudflare 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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