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Next.js vs Radix UI

Based on 606 and 81 real audits

View Next.js details | View Radix UI details
MetricNext.jsRadix UIWinner
Performance3938Next.js
Accessibility9091Radix UI
Best Practices8887Next.js
SEO9495Radix UI
Security6768Radix UI
TTFB294ms249msRadix UI
Composite7474Tie
Performance
Next.js
39
Radix UI
38
Accessibility
Next.js
90
Radix UI
91
Security
Next.js
67
Radix UI
68
SEO
Next.js
94
Radix UI
95
Composite
Next.js
74
Radix UI
74

Radix UI outperforms Next.js in 4 of 7 categories, with a stronger composite score (74 vs 74). Next.js leads in performance, best practices.

When to choose Next.js

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

How this comparison was built

Scores are medians across 606 audited Next.js sites and 81 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, Next.js sites score higher on Lighthouse performance (39 vs 38 on average).
Which has better security, Next.js or Radix UI?
Radix UI sites score higher on security analysis (68 vs 67 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?
Radix UI sites score higher on Lighthouse SEO signals (95 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 (249 ms vs 294 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. Next.js 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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