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core-js vs Prototype

Based on 1930 and 10 real audits

View core-js details | View Prototype details
Metriccore-jsPrototypeWinner
Performance3747Prototype
Accessibility8877core-js
Best Practices8586Prototype
SEO9186core-js
Security6866core-js
TTFB476ms369msPrototype
Composite7472core-js
Performance
core-js
37
Prototype
47
Accessibility
core-js
88
Prototype
77
Security
core-js
68
Prototype
66
SEO
core-js
91
Prototype
86
Composite
core-js
74
Prototype
72

core-js outperforms Prototype in 4 of 7 categories, with a stronger composite score (74 vs 72). Prototype leads in performance, best practices, TTFB.

When to choose core-js

Choose core-js when your primary concern is accessibility and SEO. Its audit data shows consistent strength in these areas across the sampled sites.

When to choose Prototype

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

How this comparison was built

Scores are medians across 1930 audited core-js sites and 10 audited Prototype 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, core-js or Prototype?
Based on real BeaverCheck audits, Prototype sites score higher on Lighthouse performance (47 vs 37 on average).
Which has better security, core-js or Prototype?
core-js sites score higher on security analysis (68 vs 66 on average).
Which has better accessibility, core-js or Prototype?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor core-js (88 vs 77). 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, core-js or Prototype?
core-js sites score higher on Lighthouse SEO signals (91 vs 86 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), core-js or Prototype?
Prototype sites show lower Time to First Byte (369 ms vs 476 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 core-js or Prototype for my website?
Both platforms have trade-offs. Prototype scores higher on overall composite score while core-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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