Prose
Prose is a Ghost theme by brightthemes ($149). Tested on 2026-10-31 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 74 for mobile speed and 100 for desktop speed, 100/100 for SEO and 100/100 for accessibility (mobile/desktop, 0–100).
Mobile74
Desktop100
Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 74 | 100 |
| SEO | 100 | 100 |
| Accessibility | 100 | 100 |
| Best practices | 100 | 100 |
Single preset · measured 8 times since 2026-10-09 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Prose home page
Mobile
Speed 74 · 26 points to gain
- −24 Largest Contentful Paint medium effort
- −1 Speed Index medium effort
- −0.7 First Contentful Paint medium effort
- 1.1 s Reduce unused JavaScript high effort
Desktop
Every score is 100.
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| Prose default demo ↗ | 74 | 100 | 100 | 100 | 100 | 100 | 2026-10-31 |
| home ↗ | 74 | 100 | 100 | 100 | 100 | 100 | 2026-10-31 |
Show this score on your site
A live badge: it always shows Prose's current score and links back here. Paste this where the theme is sold or documented.
<a href="https://themestested.com/theme/ghost/prose"><img src="https://themestested.com/badge/ghost/prose.svg" alt="Prose speed score on Themestested" height="20"></a>
Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.