Based on 2041 and 23 real audits
| Metric | core-js | Salesforce Marketing Cloud Account Engagement | Winner |
|---|---|---|---|
| Performance | 37 | 37 | Tie |
| Accessibility | 88 | 89 | Salesforce Marketing Cloud Account Engagement |
| Best Practices | 86 | 81 | core-js |
| SEO | 91 | 92 | Salesforce Marketing Cloud Account Engagement |
| Security | 68 | 64 | core-js |
| TTFB | 483ms | 374ms | Salesforce Marketing Cloud Account Engagement |
| Composite | 74 | 72 | core-js |
core-js and Salesforce Marketing Cloud Account Engagement are closely matched, each leading in different categories. core-js has a composite score of 74 while Salesforce Marketing Cloud Account Engagement scores 72.
Choose core-js when your primary concern is best practices and security. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Salesforce Marketing Cloud Account Engagement when your primary concern is server response time and accessibility. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 2041 audited core-js sites and 23 audited Salesforce Marketing Cloud Account Engagement 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 →
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