Renge
Renge is a Ghost theme by fueko ($79). Tested on 2026-10-31 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 69 for mobile speed and 89 for desktop speed, 100/100 for SEO and 99/99 for accessibility (mobile/desktop, 0–100).
Mobile69

Desktop89

Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 69 | 89 |
| SEO | 100 | 100 |
| Accessibility | 99 | 99 |
| Best practices | 100 | 100 |
Single preset · measured 8 times since 2026-10-10 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Renge home page
Mobile
Speed 69 · 31 points to gain
- −22.8 Largest Contentful Paint medium effort
- −4.6 First Contentful Paint medium effort
- −2.7 Speed Index medium effort
- −0.6 Total Blocking Time medium effort
- 1.6 s Reduce unused JavaScript high effort
Accessibility 99 · 1 points to gain
- −0.5 SVG elements with an `img` role do not have an accessible text alternative medium effort
Desktop
Speed 89 · 11 points to gain
- −10.5 Total Blocking Time medium effort
Accessibility 99 · 1 points to gain
- −0.5 SVG elements with an `img` role do not have an accessible text alternative medium effort
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| Renge default demo ↗ | 69 | 100 | 99 | 89 | 100 | 99 | 2026-10-31 |
| home ↗ | 69 | 100 | 99 | 89 | 100 | 99 | 2026-10-31 |