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Cloudflare vs Twenty Nineteen

Based on 2145 and 1 real audits

View Cloudflare details | View Twenty Nineteen details
MetricCloudflareTwenty NineteenWinner
Performance4932Cloudflare
Accessibility8880Cloudflare
Best Practices86100Twenty Nineteen
SEO8985Cloudflare
Security6868Tie
TTFB298ms401msCloudflare
Composite7577Twenty Nineteen
Performance
Cloudflare
49
Twenty Nineteen
32
Accessibility
Cloudflare
88
Twenty Nineteen
80
Security
Cloudflare
68
Twenty Nineteen
68
SEO
Cloudflare
89
Twenty Nineteen
85
Composite
Cloudflare
75
Twenty Nineteen
77

Cloudflare outperforms Twenty Nineteen in 4 of 7 categories, with a stronger composite score (75 vs 77). Twenty Nineteen leads in best practices, composite score.

When to choose Cloudflare

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

When to choose Twenty Nineteen

Choose Twenty Nineteen when your primary concern is best practices. Its audit data shows consistent strength in these areas across the sampled sites.

How this comparison was built

Scores are medians across 2145 audited Cloudflare sites and 1 audited Twenty Nineteen 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 →

Small sample: one or both technologies have fewer than 10 audited sites. Treat these numbers as directional — medians stabilize around 20–30 audits per side.

FAQ

Which is faster, Cloudflare or Twenty Nineteen?
Based on real BeaverCheck audits, Cloudflare sites score higher on Lighthouse performance (49 vs 32 on average).
Which has better security, Cloudflare or Twenty Nineteen?
Cloudflare sites score higher on security analysis (68 vs 68 on average).
Which has better accessibility, Cloudflare or Twenty Nineteen?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor Cloudflare (88 vs 80). 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 Twenty Nineteen?
Cloudflare sites score higher on Lighthouse SEO signals (89 vs 85 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 Twenty Nineteen?
Cloudflare sites show lower Time to First Byte (298 ms vs 401 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 Twenty Nineteen for my website?
Both platforms have trade-offs. Cloudflare 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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