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core-js vs PhotoSwipe

Based on 2041 and 42 real audits

View core-js details | View PhotoSwipe details
Metriccore-jsPhotoSwipeWinner
Performance3745PhotoSwipe
Accessibility8889PhotoSwipe
Best Practices8690PhotoSwipe
SEO9192PhotoSwipe
Security6874PhotoSwipe
TTFB483ms1243mscore-js
Composite7478PhotoSwipe
Performance
core-js
37
PhotoSwipe
45
Accessibility
core-js
88
PhotoSwipe
89
Security
core-js
68
PhotoSwipe
74
SEO
core-js
91
PhotoSwipe
92
Composite
core-js
74
PhotoSwipe
78

PhotoSwipe outperforms core-js in 6 of 7 categories, with a stronger composite score (78 vs 74). core-js leads in TTFB.

When to choose core-js

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

When to choose PhotoSwipe

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

How this comparison was built

Scores are medians across 2041 audited core-js sites and 42 audited PhotoSwipe 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 PhotoSwipe?
Based on real BeaverCheck audits, PhotoSwipe sites score higher on Lighthouse performance (45 vs 37 on average).
Which has better security, core-js or PhotoSwipe?
PhotoSwipe sites score higher on security analysis (74 vs 68 on average).
Which has better accessibility, core-js or PhotoSwipe?
Accessibility scores measured by Lighthouse WCAG 2.1 checks favor PhotoSwipe (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 PhotoSwipe?
PhotoSwipe 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 PhotoSwipe?
core-js sites show lower Time to First Byte (483 ms vs 1243 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 PhotoSwipe for my website?
Both platforms have trade-offs. PhotoSwipe 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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