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core-js vs Ultimate GDPR & CCPA

Based on 1880 and 1 real audits

View core-js details | View Ultimate GDPR & CCPA details
Metriccore-jsUltimate GDPR & CCPAWinner
Performance3733core-js
Accessibility8889Ultimate GDPR & CCPA
Best Practices85100Ultimate GDPR & CCPA
SEO9192Ultimate GDPR & CCPA
Security6780Ultimate GDPR & CCPA
TTFB437ms763mscore-js
Composite7483Ultimate GDPR & CCPA
Performance
core-js
37
Ultimate GDPR & CCPA
33
Accessibility
core-js
88
Ultimate GDPR & CCPA
89
Security
core-js
67
Ultimate GDPR & CCPA
80
SEO
core-js
91
Ultimate GDPR & CCPA
92
Composite
core-js
74
Ultimate GDPR & CCPA
83

Ultimate GDPR & CCPA outperforms core-js in 5 of 7 categories, with a stronger composite score (83 vs 74). core-js leads in performance, TTFB.

When to choose core-js

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

When to choose Ultimate GDPR & CCPA

Choose Ultimate GDPR & CCPA when your primary concern is best practices and security. Its audit data shows consistent strength in these areas across the sampled sites.

How this comparison was built

Scores are medians across 1880 audited core-js sites and 1 audited Ultimate GDPR & CCPA 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 →

Small sample: one or both technologies have fewer than 10 audited sites. Treat these numbers as directional — medians stabilize around 20–30 audits per side.

FAQ

Which is faster, core-js or Ultimate GDPR & CCPA?
Based on real BeaverCheck audits, core-js sites score higher on Lighthouse performance (37 vs 33 on average).
Which has better security, core-js or Ultimate GDPR & CCPA?
Ultimate GDPR & CCPA sites score higher on security analysis (80 vs 67 on average).
Which has better accessibility, core-js or Ultimate GDPR & CCPA?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor Ultimate GDPR & CCPA (89 vs 88). 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 Ultimate GDPR & CCPA?
Ultimate GDPR & CCPA sites score higher on Lighthouse SEO signals (92 vs 91 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 Ultimate GDPR & CCPA?
core-js sites show lower Time to First Byte (437 ms vs 763 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 Ultimate GDPR & CCPA for my website?
Both platforms have trade-offs. core-js 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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