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Lenis vs React

Based on 11 and 1021 real audits

View Lenis details | View React details
MetricLenisReactWinner
Performance2938React
Accessibility9089Lenis
Best Practices8887Lenis
SEO9293React
Security6667React
TTFB275ms332msLenis
Composite7474Tie
Performance
Lenis
29
React
38
Accessibility
Lenis
90
React
89
Security
Lenis
66
React
67
SEO
Lenis
92
React
93
Composite
Lenis
74
React
74

Lenis and React are closely matched, each leading in different categories. Lenis has a composite score of 74 while React scores 74.

When to choose Lenis

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

How this comparison was built

Scores are medians across 11 audited Lenis sites and 1021 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, Lenis or React?
Based on real BeaverCheck audits, React sites score higher on Lighthouse performance (38 vs 29 on average).
Which has better security, Lenis or React?
React sites score higher on security analysis (67 vs 66 on average).
Which has better accessibility, Lenis or React?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor Lenis (90 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, Lenis or React?
React sites score higher on Lighthouse SEO signals (93 vs 92 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), Lenis or React?
Lenis sites show lower Time to First Byte (275 ms vs 332 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 Lenis or React for my website?
Both platforms have trade-offs. React scores higher on overall composite score while Lenis 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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