themestestedbyWhirlwind eCommerce logo — Shopify and BigCommerce ecommerce development agencyWhirlwind eCommerce
Terra Light theme preview

Terra Light

Terra Light 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 89 for desktop speed, 80/80 for SEO and 91/87 for accessibility (mobile/desktop, 0–100).

Mobile55
Terra Light home page on mobile
Desktop73
Terra Light home page on desktop

Scores

MobileDesktop
Speed7389
SEO8080
Accessibility9187
Best practices9697

Single preset · measured 44 times since 2026-09-12 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.

Why not 100 — Terra-Light home page

Mobile

Speed 55 · 45 points to gain

  • −24.3 Cumulative Layout Shift medium effort
  • −19.3 Largest Contentful Paint medium effort
  • −0.8 First Contentful Paint medium effort
  • 470 ms Reduce unused CSS high effort

SEO 85 · 15 points to gain

  • −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 92 · 8 points to gain

  • −3.8 Serves images with low resolution low effort
  • −3.8 Browser errors were logged to the console medium effort

Desktop

Speed 73 · 27 points to gain

  • −23.3 Cumulative Layout Shift medium effort
  • −3 Largest Contentful Paint medium effort

SEO 85 · 15 points to gain

  • −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 / pageSpeedSEOA11ySpeedSEOA11yTested
mobiledesktop
Terra-Light default demo ↗ 738091898087 2026-11-08
category ↗ 977792987788 2026-11-08
home ↗ 558591738586 2026-11-08
product ↗ 667789957788 2026-11-08

Show this score on your site

A live badge: it always shows Terra Light's current score and links back here. Paste this where the theme is sold or documented.

Terra Light: mobile speed 73 on Themestested
<a href="https://themestested.com/theme/bigcommerce/terra-light"><img src="https://themestested.com/badge/bigcommerce/terra-light.svg" alt="Terra Light speed score on Themestested" height="20"></a>

Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.