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Amazon Advertising vs core-js

Based on 253 and 1570 real audits

View Amazon Advertising details | View core-js details
MetricAmazon Advertisingcore-jsWinner
Performance3036core-js
Accessibility8788core-js
Best Practices7984core-js
SEO9191Tie
Security6465core-js
TTFB274ms371msAmazon Advertising
Composite7172core-js
Performance
Amazon Advertising
30
core-js
36
Accessibility
Amazon Advertising
87
core-js
88
Security
Amazon Advertising
64
core-js
65
SEO
Amazon Advertising
91
core-js
91
Composite
Amazon Advertising
71
core-js
72

core-js outperforms Amazon Advertising in 5 of 7 categories, with a stronger composite score (72 vs 71). Amazon Advertising leads in TTFB.

When to choose Amazon Advertising

Choose Amazon Advertising when your primary concern is server response time. 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 253 audited Amazon Advertising sites and 1570 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, Amazon Advertising or core-js?
Based on real BeaverCheck audits, core-js sites score higher on Lighthouse performance (36 vs 30 on average).
Which has better security, Amazon Advertising or core-js?
core-js sites score higher on security analysis (65 vs 64 on average).
Which has better accessibility, Amazon Advertising 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, Amazon Advertising or core-js?
Amazon Advertising sites score higher on Lighthouse SEO signals (91 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), Amazon Advertising or core-js?
Amazon Advertising sites show lower Time to First Byte (274 ms vs 371 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 Amazon Advertising or core-js for my website?
Both platforms have trade-offs. core-js scores higher on overall composite score while Amazon Advertising 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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