Based on 1 and 641 real audits
| Metric | CartStack | Facebook SDK | Winner |
|---|---|---|---|
| Performance | 28 | 32 | Facebook SDK |
| Accessibility | 77 | 88 | Facebook SDK |
| Best Practices | 73 | 79 | Facebook SDK |
| SEO | 85 | 91 | Facebook SDK |
| Security | 65 | 64 | CartStack |
| TTFB | 323ms | 395ms | CartStack |
| Composite | 74 | 72 | CartStack |
Facebook SDK outperforms CartStack in 4 of 7 categories, with a stronger composite score (72 vs 74). CartStack leads in security, TTFB, composite score.
Choose CartStack when your primary concern is server response time and security. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Facebook SDK when your primary concern is accessibility and best practices. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 1 audited CartStack sites and 641 audited Facebook SDK 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 →
Small sample: one or both technologies have fewer than 10 audited sites. Treat these numbers as directional — medians stabilize around 20–30 audits per side.
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