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core-js vs Fastly

Based on 1488 and 355 real audits

View core-js details | View Fastly details
Metriccore-jsFastlyWinner
Performance3645Fastly
Accessibility8890Fastly
Best Practices8389Fastly
SEO9192Fastly
Security6465Fastly
TTFB359ms152msFastly
Composite7274Fastly
Performance
core-js
36
Fastly
45
Accessibility
core-js
88
Fastly
90
Security
core-js
64
Fastly
65
SEO
core-js
91
Fastly
92
Composite
core-js
72
Fastly
74

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

FAQ

Which is faster, core-js or Fastly?
Based on real BeaverCheck audits, Fastly sites score higher on Lighthouse performance (45 vs 36 on average).
Which has better security, core-js or Fastly?
Fastly sites score higher on security analysis (65 vs 64 on average).
Should I choose core-js or Fastly for my website?
Both platforms have trade-offs. Fastly 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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