Eurus
Eurus is a Shopify theme by BSS Commerce ($350). Tested on 2026-09-12 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 67 for mobile speed and 89 for desktop speed, 95/90 for SEO and 94/94 for accessibility (mobile/desktop, 0–100). Those are medians across its 5 tested presets; mobile speed across every tested page ranges from 43 to 76. On its marketplace it is rated 5.0 out of 5 from 590 reviews.
Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 67 | 89 |
| SEO | 95 | 90 |
| Accessibility | 94 | 94 |
| Best practices | 92 | 93 |
Median of 5 presets · measured 24 times since 2026-09-11 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Arise home page
Mobile
Not extracted yet for this page.
Desktop
Speed 47 · 53 points to gain
- −22.3 Largest Contentful Paint medium effort
- −20.7 Total Blocking Time medium effort
- −10 Speed Index medium effort
- 120 ms Reduce unused CSS high effort
Best practices 96 · 4 points to gain
- −3.8 Browser errors were logged to the console medium effort
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| Placid demo ↗ | 67 | 95 | 97 | 92 | 85 | 96 | 2026-09-11 |
| category ↗ | 76 | 100 | 100 | – | – | – | 2026-09-12 |
| home ↗ | 72 | 85 | 93 | 92 | 85 | 96 | 2026-09-11 |
| product ↗ | 53 | 100 | 99 | – | – | – | 2026-09-12 |
| Arise default demo ↗ | 57 | 100 | 100 | 47 | 100 | 100 | 2026-09-11 |
| category ↗ | 61 | 100 | 100 | – | – | – | 2026-09-12 |
| home ↗ | – | – | – | 47 | 100 | 100 | 2026-09-11 |
| product ↗ | 53 | 100 | 99 | – | – | – | 2026-09-12 |
| Whiff demo ↗ | 60 | 90 | 92 | 90 | 90 | 91 | 2026-09-11 |
| category ↗ | 43 | 92 | 93 | 97 | 92 | 93 | 2026-09-11 |
| home ↗ | 61 | 85 | 89 | 90 | 85 | 86 | 2026-09-11 |
| product ↗ | 76 | 92 | 93 | 83 | 92 | 93 | 2026-09-11 |
| Mystique demo ↗ | 68 | 90 | 88 | 81 | 90 | 87 | 2026-09-11 |
| category ↗ | 71 | 92 | 89 | 94 | 92 | 89 | 2026-09-11 |
| home ↗ | 67 | 85 | 89 | 70 | 85 | 86 | 2026-09-11 |
| product ↗ | 67 | 92 | 86 | 80 | 92 | 86 | 2026-09-11 |
| Eurus demo ↗ | 74 | 96 | 94 | 89 | 97 | 94 | 2026-09-11 |
| category ↗ | 76 | 100 | 100 | 91 | 100 | 100 | 2026-09-12 |
| home ↗ | 72 | 92 | 87 | 86 | 92 | 87 | 2026-09-11 |
| product ↗ | – | – | – | 91 | 100 | 95 | 2026-09-12 |
Show this score on your site
A live badge: it always shows Eurus's current score and links back here. Paste this where the theme is sold or documented.
<a href="https://themestested.com/theme/shopify/eurus"><img src="https://themestested.com/badge/shopify/eurus.svg" alt="Eurus speed score on Themestested" height="20"></a>
Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.