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MUI vs Next.js

Based on 22 and 627 real audits

View MUI details | View Next.js details
MetricMUINext.jsWinner
Performance3539Next.js
Accessibility9090Tie
Best Practices8988MUI
SEO8894Next.js
Security6767Tie
TTFB402ms301msNext.js
Composite7474Tie
Performance
MUI
35
Next.js
39
Accessibility
MUI
90
Next.js
90
Security
MUI
67
Next.js
67
SEO
MUI
88
Next.js
94
Composite
MUI
74
Next.js
74

Next.js outperforms MUI in 3 of 7 categories, with a stronger composite score (74 vs 74). MUI leads in best practices.

When to choose MUI

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

When to choose Next.js

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

How this comparison was built

Scores are medians across 22 audited MUI sites and 627 audited Next.js 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, MUI or Next.js?
Based on real BeaverCheck audits, Next.js sites score higher on Lighthouse performance (39 vs 35 on average).
Which has better security, MUI or Next.js?
MUI sites score higher on security analysis (67 vs 67 on average).
Which has better accessibility, MUI or Next.js?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor MUI (90 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, MUI or Next.js?
Next.js sites score higher on Lighthouse SEO signals (94 vs 88 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), MUI or Next.js?
Next.js sites show lower Time to First Byte (301 ms vs 402 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 MUI or Next.js for my website?
Both platforms have trade-offs. Next.js scores higher on overall composite score while MUI 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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