Based on 5 and 1 real audits
| Metric | American Express | Transcy | Winner |
|---|---|---|---|
| Performance | 39 | 45 | Transcy |
| Accessibility | 82 | 73 | American Express |
| Best Practices | 93 | 96 | Transcy |
| SEO | 93 | 92 | American Express |
| Security | 75 | 79 | Transcy |
| TTFB | 255ms | 178ms | Transcy |
| Composite | 75 | 78 | Transcy |
Transcy outperforms American Express in 5 of 7 categories, with a stronger composite score (78 vs 75). American Express leads in accessibility, SEO.
Choose American Express when your primary concern is accessibility and SEO. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Transcy 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 5 audited American Express sites and 1 audited Transcy 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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