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HTTP/3 vs shadcn/ui

Based on 1996 and 102 real audits

View HTTP/3 details | View shadcn/ui details
MetricHTTP/3shadcn/uiWinner
Performance5656Tie
Accessibility8993shadcn/ui
Best Practices8992shadcn/ui
SEO9196shadcn/ui
Security7377shadcn/ui
TTFB365ms443msHTTP/3
Composite7881shadcn/ui
Performance
HTTP/3
56
shadcn/ui
56
Accessibility
HTTP/3
89
shadcn/ui
93
Security
HTTP/3
73
shadcn/ui
77
SEO
HTTP/3
91
shadcn/ui
96
Composite
HTTP/3
78
shadcn/ui
81

shadcn/ui outperforms HTTP/3 in 5 of 7 categories, with a stronger composite score (81 vs 78). HTTP/3 leads in TTFB.

When to choose HTTP/3

Choose HTTP/3 when your primary concern is server response time. Its audit data shows consistent strength in these areas across the sampled sites.

When to choose shadcn/ui

Choose shadcn/ui when your primary concern is SEO and accessibility. Its audit data shows consistent strength in these areas across the sampled sites.

How this comparison was built

Scores are medians across 1996 audited HTTP/3 sites and 102 audited shadcn/ui 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, HTTP/3 or shadcn/ui?
Based on real BeaverCheck audits, HTTP/3 sites score higher on Lighthouse performance (56 vs 56 on average).
Which has better security, HTTP/3 or shadcn/ui?
shadcn/ui sites score higher on security analysis (77 vs 73 on average).
Which has better accessibility, HTTP/3 or shadcn/ui?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor shadcn/ui (93 vs 89). 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, HTTP/3 or shadcn/ui?
shadcn/ui sites score higher on Lighthouse SEO signals (96 vs 91 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), HTTP/3 or shadcn/ui?
HTTP/3 sites show lower Time to First Byte (365 ms vs 443 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 HTTP/3 or shadcn/ui for my website?
Both platforms have trade-offs. HTTP/3 scores higher on overall composite score while HTTP/3 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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