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Next.js App Router vs React

Based on 271 and 1121 real audits

View Next.js App Router details | View React details
MetricNext.js App RouterReactWinner
Performance4440Next.js App Router
Accessibility9189Next.js App Router
Best Practices8987Next.js App Router
SEO9493Next.js App Router
Security7068Next.js App Router
TTFB373ms356msReact
Composite7674Next.js App Router
Performance
Next.js App Router
44
React
40
Accessibility
Next.js App Router
91
React
89
Security
Next.js App Router
70
React
68
SEO
Next.js App Router
94
React
93
Composite
Next.js App Router
76
React
74

Next.js App Router outperforms React in 6 of 7 categories, with a stronger composite score (76 vs 74). React leads in TTFB.

When to choose Next.js App Router

Choose Next.js App Router when your primary concern is performance and accessibility. Its audit data shows consistent strength in these areas across the sampled sites.

When to choose React

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

How this comparison was built

Scores are medians across 271 audited Next.js App Router sites and 1121 audited React 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 App Router or React?
Based on real BeaverCheck audits, Next.js App Router sites score higher on Lighthouse performance (44 vs 40 on average).
Which has better security, Next.js App Router or React?
Next.js App Router sites score higher on security analysis (70 vs 68 on average).
Which has better accessibility, Next.js App Router or React?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor Next.js App Router (91 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, Next.js App Router or React?
Next.js App Router sites score higher on Lighthouse SEO signals (94 vs 93 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 App Router or React?
React sites show lower Time to First Byte (356 ms vs 373 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 App Router or React for my website?
Both platforms have trade-offs. Next.js App Router scores higher on overall composite score while Next.js App Router 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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