Skip to content

cdnjs vs jQuery

Based on 351 and 1841 real audits

View cdnjs details | View jQuery details
MetriccdnjsjQueryWinner
Performance3945jQuery
Accessibility8886cdnjs
Best Practices8687jQuery
SEO9090Tie
Security6564cdnjs
TTFB361ms433mscdnjs
Composite7373Tie
Performance
cdnjs
39
jQuery
45
Accessibility
cdnjs
88
jQuery
86
Security
cdnjs
65
jQuery
64
SEO
cdnjs
90
jQuery
90
Composite
cdnjs
73
jQuery
73

cdnjs outperforms jQuery in 3 of 7 categories, with a stronger composite score (73 vs 73). jQuery leads in performance, best practices.

When to choose cdnjs

Choose cdnjs 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 jQuery

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

How this comparison was built

Scores are medians across 351 audited cdnjs sites and 1841 audited jQuery 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, cdnjs or jQuery?
Based on real BeaverCheck audits, jQuery sites score higher on Lighthouse performance (45 vs 39 on average).
Which has better security, cdnjs or jQuery?
cdnjs sites score higher on security analysis (65 vs 64 on average).
Which has better accessibility, cdnjs or jQuery?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor cdnjs (88 vs 86). 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, cdnjs or jQuery?
cdnjs sites score higher on Lighthouse SEO signals (90 vs 90 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), cdnjs or jQuery?
cdnjs sites show lower Time to First Byte (361 ms vs 433 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 cdnjs or jQuery for my website?
Both platforms have trade-offs. jQuery scores higher on overall composite score while cdnjs 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.
Audit your own site

Send Feedback