Based on 564 and 1 real audits
| Metric | Cart Functionality | Fast Bundle | Winner |
|---|---|---|---|
| Performance | 38 | 28 | Cart Functionality |
| Accessibility | 87 | 96 | Fast Bundle |
| Best Practices | 85 | 81 | Cart Functionality |
| SEO | 90 | 100 | Fast Bundle |
| Security | 66 | 75 | Fast Bundle |
| TTFB | 387ms | 101ms | Fast Bundle |
| Composite | 73 | 72 | Cart Functionality |
Fast Bundle outperforms Cart Functionality in 4 of 7 categories, with a stronger composite score (72 vs 73). Cart Functionality leads in performance, best practices, composite score.
Choose Cart Functionality when your primary concern is performance and best practices. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Fast Bundle when your primary concern is server response time and SEO. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 564 audited Cart Functionality sites and 1 audited Fast Bundle 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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