Based on 254 and 1 real audits
| Metric | Amazon Advertising | Corso | Winner |
|---|---|---|---|
| Performance | 30 | 33 | Corso |
| Accessibility | 87 | 100 | Corso |
| Best Practices | 80 | 77 | Amazon Advertising |
| SEO | 91 | 100 | Corso |
| Security | 64 | 70 | Corso |
| TTFB | 273ms | 96ms | Corso |
| Composite | 71 | 73 | Corso |
Corso outperforms Amazon Advertising in 6 of 7 categories, with a stronger composite score (73 vs 71). Amazon Advertising leads in best practices.
Choose Amazon Advertising when your primary concern is best practices. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Corso 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 254 audited Amazon Advertising sites and 1 audited Corso 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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