Prime Studio
Prime Studio is a Webflow theme ($49). Tested on 2026-11-09 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 94 for mobile speed and 100 for desktop speed, 100/100 for SEO and 100/100 for accessibility (mobile/desktop, 0–100). Note: its demo home page is heavy — 56.5 MB — heavier than a typical store, so the speed score may understate the theme.
Mobile94
Desktop100
Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 94 | 100 |
| SEO | 100 | 100 |
| Accessibility | 100 | 100 |
| Best practices | 100 | 100 |
Single preset · measured 8 times since 2026-11-09 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Prime Studio home page
Mobile
Speed 94 · 6 points to gain
- −4.7 Largest Contentful Paint medium effort
- −1.2 First Contentful Paint medium effort
- 150 ms Reduce unused CSS high effort
Desktop
Every score is 100.
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| Prime Studio default demo ↗ | 94 | 100 | 100 | 100 | 100 | 100 | 2026-11-09 |
| home ↗ | 94 | 100 | 100 | 100 | 100 | 100 | 2026-11-09 |
Show this score on your site
A live badge: it always shows Prime Studio's current score and links back here. Paste this where the theme is sold or documented.
<a href="https://themestested.com/theme/webflow/primestudio-website-template"><img src="https://themestested.com/badge/webflow/primestudio-website-template.svg" alt="Prime Studio speed score on Themestested" height="20"></a>
Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.