Terra Warm
Terra Warm is a BigCommerce theme by epicShops ($300). Tested on 2026-11-08 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 73 for mobile speed and 98 for desktop speed, 82/82 for SEO and 92/88 for accessibility (mobile/desktop, 0–100).
Mobile57

Desktop97

Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 73 | 98 |
| SEO | 82 | 82 |
| Accessibility | 92 | 88 |
| Best practices | 100 | 100 |
Single preset · measured 42 times since 2026-09-12 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Terra-Warm home page
Mobile
Speed 57 · 43 points to gain
- −22.5 Cumulative Layout Shift medium effort
- −19.5 Largest Contentful Paint medium effort
- −0.8 First Contentful Paint medium effort
- −0.5 Speed Index medium effort
- 300 ms Reduce unused CSS high effort
- 150 ms Reduce unused JavaScript high effort
SEO 77 · 23 points to gain
- −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
Desktop
Speed 97 · 3 points to gain
- −2.5 Largest Contentful Paint medium effort
SEO 77 · 23 points to gain
- −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
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| Terra-Warm default demo ↗ | 73 | 82 | 92 | 98 | 82 | 88 | 2026-11-08 |
| category ↗ | 80 | 85 | 92 | 99 | 85 | 88 | 2026-11-08 |
| home ↗ | 57 | 77 | 91 | 97 | 77 | 86 | 2026-11-08 |
| product ↗ | 82 | 85 | 92 | 99 | 85 | 91 | 2026-11-08 |