Orbit Dark
Orbit Dark is a BigCommerce theme by epicShops ($100). Tested on 2026-11-08 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 75 for mobile speed and 96 for desktop speed, 51/51 for SEO and 91/88 for accessibility (mobile/desktop, 0–100).
Mobile72

Desktop94

Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 75 | 96 |
| SEO | 51 | 51 |
| Accessibility | 91 | 88 |
| Best practices | 96 | 96 |
Single preset · measured 36 times since 2026-09-12 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Orbit-Dark home page
Mobile
Speed 72 · 28 points to gain
- −24.5 Largest Contentful Paint medium effort
- −1.5 Total Blocking Time medium effort
- −1.2 Speed Index medium effort
- −0.8 First Contentful Paint medium effort
- 600 ms Reduce unused CSS high effort
- 300 ms Reduce unused JavaScript high effort
- 150 ms Minify JavaScript low effort
SEO 46 · 54 points to gain
- −31 Page is blocked from indexing low effort
- −7.7 Document does not have a meta description low effort
- −7.7 Links do not have descriptive text low effort
- −7.7 Links are not crawlable medium effort
Accessibility 91 · 9 points to gain
- −3.3 Background and foreground colors do not have a sufficient contrast ratio. medium effort
- −3.3 Links do not have a discernible name medium effort
- −1.4 Heading elements are not in a sequentially-descending order medium effort
- −1.4 Document does not have a main landmark. medium effort
Best practices 96 · 4 points to gain
- −3.8 Browser errors were logged to the console medium effort
Desktop
Speed 94 · 6 points to gain
- −5.8 Largest Contentful Paint medium effort
SEO 46 · 54 points to gain
- −31 Page is blocked from indexing low effort
- −7.7 Document does not have a meta description low effort
- −7.7 Links do not have descriptive text low effort
- −7.7 Links are not crawlable medium effort
Accessibility 86 · 14 points to gain
- −4.7 Buttons do not have an accessible name medium effort
- −3.3 Background and foreground colors do not have a sufficient contrast ratio. medium effort
- −3.3 Links do not have a discernible name medium effort
- −1.4 Heading elements are not in a sequentially-descending order medium effort
- −1.4 Document does not have a main landmark. medium 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 | ||||||
| Orbit-Dark default demo ↗ | 75 | 51 | 91 | 96 | 51 | 88 | 2026-11-08 |
| category ↗ | 79 | 54 | 91 | 97 | 54 | 87 | 2026-11-08 |
| home ↗ | 72 | 46 | 91 | 94 | 46 | 86 | 2026-11-08 |
| product ↗ | 75 | 54 | 92 | 97 | 54 | 91 | 2026-11-08 |