Based on 3 and 46 real audits
| Metric | FormAssembly | Lightbox | Winner |
|---|---|---|---|
| Performance | 31 | 36 | Lightbox |
| Accessibility | 90 | 87 | FormAssembly |
| Best Practices | 78 | 82 | Lightbox |
| SEO | 92 | 91 | FormAssembly |
| Security | 65 | 63 | FormAssembly |
| TTFB | 78ms | 452ms | FormAssembly |
| Composite | 71 | 72 | Lightbox |
FormAssembly outperforms Lightbox in 4 of 7 categories, with a stronger composite score (71 vs 72). Lightbox leads in performance, best practices, composite score.
Choose FormAssembly when your primary concern is server response time and accessibility. Its audit data shows consistent strength in these areas across the sampled sites.
Choose Lightbox when your primary concern is performance and best practices. Its audit data shows consistent strength in these areas across the sampled sites.
Scores are medians across 3 audited FormAssembly sites and 46 audited Lightbox 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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