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Next.js vs Radix UI

Based on 822 and 152 real audits

View Next.js details | View Radix UI details
MetricNext.jsRadix UIWinner
Performance4750Radix UI
Accessibility9193Radix UI
Best Practices9092Radix UI
SEO9496Radix UI
Security7275Radix UI
TTFB438ms541msNext.js
Composite7780Radix UI
Performance
Next.js
47
Radix UI
50
Accessibility
Next.js
91
Radix UI
93
Security
Next.js
72
Radix UI
75
SEO
Next.js
94
Radix UI
96
Composite
Next.js
77
Radix UI
80

Radix UI outperforms Next.js in 6 of 7 categories, with a stronger composite score (80 vs 77). Next.js leads in TTFB.

When to choose Next.js

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

When to choose Radix UI

Choose Radix UI when your primary concern is performance and security. Its audit data shows consistent strength in these areas across the sampled sites.

How this comparison was built

Scores are medians across 822 audited Next.js sites and 152 audited Radix 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, Next.js or Radix UI?
Based on real BeaverCheck audits, Radix UI sites score higher on Lighthouse performance (50 vs 47 on average).
Which has better security, Next.js or Radix UI?
Radix UI sites score higher on security analysis (75 vs 72 on average).
Which has better accessibility, Next.js or Radix UI?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor Radix UI (93 vs 91). 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, Next.js or Radix UI?
Radix UI sites score higher on Lighthouse SEO signals (96 vs 94 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), Next.js or Radix UI?
Next.js sites show lower Time to First Byte (438 ms vs 541 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 Next.js or Radix UI for my website?
Both platforms have trade-offs. Radix UI scores higher on overall composite score while Next.js 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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