Clariss Home
Clariss Home is a BigCommerce theme by Gordonbyte ($99). Tested on 2026-11-10 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 73 for mobile speed and 91 for desktop speed, 87/87 for SEO and 90/88 for accessibility (mobile/desktop, 0–100).
Mobile74

Desktop100

Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 73 | 91 |
| SEO | 87 | 87 |
| Accessibility | 90 | 88 |
| Best practices | 97 | 99 |
Single preset · measured 46 times since 2026-09-11 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Clariss-Home home page
Mobile
Speed 74 · 26 points to gain
- −24 Largest Contentful Paint medium effort
- −1.1 Speed Index medium effort
- −0.8 First Contentful Paint medium effort
- 460 ms Reduce unused CSS high effort
- 300 ms Reduce unused JavaScript high effort
- 150 ms Minify JavaScript low effort
SEO 92 · 8 points to gain
- −7.7 Links are not crawlable medium effort
Accessibility 85 · 15 points to gain
- −4.4 Elements with an ARIA `[role]` that require children to contain a specific `[role]` are missing some or all of those required children. medium effort
- −3.1 Background and foreground colors do not have a sufficient contrast ratio. medium effort
- −3.1 Links do not have a discernible name medium effort
- −3.1 Touch targets do not have sufficient size or spacing. medium effort
- −1.3 Heading elements are not in a sequentially-descending order medium effort
Best practices 96 · 4 points to gain
- −3.8 Browser errors were logged to the console medium effort
Desktop
Speed 100 · 0 points to gain
- −0.5 Largest Contentful Paint medium effort
SEO 92 · 8 points to gain
- −7.7 Links are not crawlable medium effort
Accessibility 85 · 15 points to gain
- −4.4 `[aria-*]` attributes do not have valid values medium effort
- −3.1 Background and foreground colors do not have a sufficient contrast ratio. medium effort
- −3.1 Links do not have a discernible name medium effort
- −3.1 Touch targets do not have sufficient size or spacing. medium effort
- −1.3 Heading elements are not in a sequentially-descending order medium effort
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| Clariss-Home default demo ↗ | 73 | 87 | 90 | 91 | 87 | 88 | 2026-11-07 |
| category ↗ | 82 | 85 | 92 | 83 | 85 | 89 | 2026-11-10 |
| home ↗ | 74 | 92 | 85 | 100 | 92 | 85 | 2026-11-07 |
| product ↗ | 63 | 85 | 94 | 91 | 85 | 90 | 2026-11-07 |