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Ad Lightning vs core-js

Based on 29 and 1582 real audits

View Ad Lightning details | View core-js details
MetricAd Lightningcore-jsWinner
Performance2436core-js
Accessibility8788core-js
Best Practices7684core-js
SEO9291Ad Lightning
Security6765Ad Lightning
TTFB290ms374msAd Lightning
Composite7272Tie
Performance
Ad Lightning
24
core-js
36
Accessibility
Ad Lightning
87
core-js
88
Security
Ad Lightning
67
core-js
65
SEO
Ad Lightning
92
core-js
91
Composite
Ad Lightning
72
core-js
72

Ad Lightning and core-js are closely matched, each leading in different categories. Ad Lightning has a composite score of 72 while core-js scores 72.

When to choose Ad Lightning

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

When to choose core-js

Choose core-js 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 29 audited Ad Lightning sites and 1582 audited core-js 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, Ad Lightning or core-js?
Based on real BeaverCheck audits, core-js sites score higher on Lighthouse performance (36 vs 24 on average).
Which has better security, Ad Lightning or core-js?
Ad Lightning sites score higher on security analysis (67 vs 65 on average).
Which has better accessibility, Ad Lightning or core-js?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor core-js (88 vs 87). 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, Ad Lightning or core-js?
Ad Lightning 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), Ad Lightning or core-js?
Ad Lightning sites show lower Time to First Byte (290 ms vs 374 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 Ad Lightning or core-js for my website?
Both platforms have trade-offs. core-js scores higher on overall composite score while Ad Lightning 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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