Based on 14 and 48 real audits
| Metric | Squarespace Commerce | Zone.js | Winner |
|---|---|---|---|
| Performance | 32 | 33 | Zone.js |
| Accessibility | 94 | 90 | Squarespace Commerce |
| Best Practices | 97 | 92 | Squarespace Commerce |
| SEO | 94 | 89 | Squarespace Commerce |
| Security | 70 | 67 | Squarespace Commerce |
| TTFB | 320ms | 296ms | Zone.js |
| Composite | 75 | 73 | Squarespace Commerce |
Squarespace Commerce outperforms Zone.js in 5 of 7 categories, with a stronger composite score (75 vs 73). Zone.js leads in performance, TTFB.
Choose Squarespace Commerce when your primary concern is best practices and SEO. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Zone.js when your primary concern is server response time and performance. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 14 audited Squarespace Commerce sites and 48 audited Zone.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 →
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