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core-js vs HTTP/3

Based on 388 and 379 real audits

View core-js details | View HTTP/3 details
Metriccore-jsHTTP/3Winner
Performance3444HTTP/3
Accessibility8789HTTP/3
Best Practices8487HTTP/3
SEO9191Tie
Security6567HTTP/3
TTFB330ms248msHTTP/3
Composite7274HTTP/3
Performance
core-js
34
HTTP/3
44
Accessibility
core-js
87
HTTP/3
89
Security
core-js
65
HTTP/3
67
SEO
core-js
91
HTTP/3
91
Composite
core-js
72
HTTP/3
74

HTTP/3 outperforms core-js in 6 of 7 categories, with a stronger composite score (74 vs 72). core-js leads in no categories.

FAQ

Which is faster, core-js or HTTP/3?
Based on real BeaverCheck audits, HTTP/3 sites score higher on Lighthouse performance (44 vs 34 on average).
Which has better security, core-js or HTTP/3?
HTTP/3 sites score higher on security analysis (67 vs 65 on average).
Should I choose core-js or HTTP/3 for my website?
Both platforms have trade-offs. HTTP/3 scores higher on performance while core-js may excel in other areas. Run a free BeaverCheck audit to compare specific metrics relevant to your use case.
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