Muzeum
Muzeum is a WordPress theme by Atanas Yonkov (Free). Tested on 2026-09-13 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 86 for mobile speed and 99 for desktop speed, 54/54 for SEO and 91/92 for accessibility (mobile/desktop, 0–100). On its marketplace it is rated 5.0 out of 5 from 5 reviews.
Mobile86
Desktop99
Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 86 | 99 |
| SEO | 54 | 54 |
| Accessibility | 91 | 92 |
| Best practices | 96 | 100 |
Single preset · measured 2 times since 2026-09-13 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Muzeum home page
Mobile
Speed 86 · 14 points to gain
- −9 Largest Contentful Paint medium effort
- −4.1 First Contentful Paint medium effort
- −0.5 Cumulative Layout Shift medium effort
- 190 ms Reduce unused JavaScript high effort
SEO 54 · 46 points to gain
- −36.6 Page is blocked from indexing low effort
- −9.1 Document does not have a meta description low effort
Accessibility 91 · 9 points to gain
- −4.3 Links rely on color to be distinguishable. medium effort
- −4.3 Touch targets do not have sufficient size or spacing. medium effort
Best practices 96 · 4 points to gain
- −3.8 Serves images with low resolution low effort
Desktop
Speed 99 · 1 points to gain
- −0.5 Largest Contentful Paint medium effort
SEO 54 · 46 points to gain
- −36.6 Page is blocked from indexing low effort
- −9.1 Document does not have a meta description low effort
Accessibility 92 · 8 points to gain
- −4 Links rely on color to be distinguishable. medium effort
- −4 Touch targets do not have sufficient size or spacing. medium effort
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| Muzeum default demo ↗ | 86 | 54 | 91 | 99 | 54 | 92 | 2026-09-13 |
| home ↗ | 86 | 54 | 91 | 99 | 54 | 92 | 2026-09-13 |
Show this score on your site
A live badge: it always shows Muzeum's current score and links back here. Paste this where the theme is sold or documented.
<a href="https://themestested.com/theme/wordpress/muzeum"><img src="https://themestested.com/badge/wordpress/muzeum.svg" alt="Muzeum speed score on Themestested" height="20"></a>
Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.