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Next.js vs Radix UI

Based on 657 and 97 real audits

View Next.js details | View Radix UI details
MetricNext.jsRadix UIWinner
Performance4042Radix UI
Accessibility9091Radix UI
Best Practices8989Tie
SEO9494Tie
Security6870Radix UI
TTFB320ms295msRadix UI
Composite7476Radix UI
Performance
Next.js
40
Radix UI
42
Accessibility
Next.js
90
Radix UI
91
Security
Next.js
68
Radix UI
70
SEO
Next.js
94
Radix UI
94
Composite
Next.js
74
Radix UI
76

Radix UI outperforms Next.js in 5 of 7 categories, with a stronger composite score (76 vs 74). Next.js leads in no categories.

When to choose Next.js

Next.js doesn't clearly lead Radix UI in any category on the sampled sites — pick it based on developer experience, ecosystem, or existing team skills rather than the audit scores.

When to choose Radix UI

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

How this comparison was built

Scores are medians across 657 audited Next.js sites and 97 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 (42 vs 40 on average).
Which has better security, Next.js or Radix UI?
Radix UI sites score higher on security analysis (70 vs 68 on average).
Which has better accessibility, Next.js or Radix UI?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor Radix UI (91 vs 90). 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?
Next.js sites score higher on Lighthouse SEO signals (94 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?
Radix UI sites show lower Time to First Byte (295 ms vs 320 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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