Based on 14 and 3 real audits
| Metric | D3 | Google Web Toolkit | Winner |
|---|---|---|---|
| Performance | 48 | 63 | Google Web Toolkit |
| Accessibility | 84 | 77 | D3 |
| Best Practices | 87 | 84 | D3 |
| SEO | 90 | 89 | D3 |
| Security | 70 | 72 | Google Web Toolkit |
| TTFB | 317ms | 199ms | Google Web Toolkit |
| Composite | 75 | 77 | Google Web Toolkit |
Google Web Toolkit outperforms D3 in 4 of 7 categories, with a stronger composite score (77 vs 75). D3 leads in accessibility, best practices, SEO.
Choose D3 when your primary concern is accessibility and best practices. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Google Web Toolkit 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 D3 sites and 3 audited Google Web Toolkit 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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