Guransh Essence
Guransh Essence is a BigCommerce theme by BigMadness ($350). Tested on 2026-11-10 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 46 for mobile speed and 58 for desktop speed, 92/92 for SEO and 92/93 for accessibility (mobile/desktop, 0–100). Note: its demo home page is heavy — 10.9 MB — heavier than a typical store, so the speed score may understate the theme.
Mobile58

Desktop64

Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 46 | 58 |
| SEO | 92 | 92 |
| Accessibility | 92 | 93 |
| Best practices | 73 | 73 |
Single preset · measured 30 times since 2026-09-11 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Guransh-Essence home page
Mobile
Speed 58 · 42 points to gain
- −25 Largest Contentful Paint medium effort
- −8.7 Total Blocking Time medium effort
- −4.6 First Contentful Paint medium effort
- −3.8 Speed Index medium effort
- 900 ms Reduce unused JavaScript high effort
- 300 ms Reduce unused CSS high effort
Accessibility 91 · 9 points to gain
- −2.9 Background and foreground colors do not have a sufficient contrast ratio. medium effort
- −2.9 Links do not have a discernible name medium effort
- −2.9 Touch targets do not have sufficient size or spacing. medium effort
Best practices 73 · 27 points to gain
- −19.2 Uses deprecated APIs medium effort
- −3.8 Displays images with incorrect aspect ratio low effort
- −3.8 Browser errors were logged to the console medium effort
Desktop
Speed 64 · 36 points to gain
- −22.5 Largest Contentful Paint medium effort
- −11.1 Total Blocking Time medium effort
- −2.9 Speed Index medium effort
- 120 ms Reduce unused JavaScript high effort
Accessibility 91 · 9 points to gain
- −2.9 Background and foreground colors do not have a sufficient contrast ratio. medium effort
- −2.9 Links do not have a discernible name medium effort
- −2.9 Touch targets do not have sufficient size or spacing. medium effort
Best practices 73 · 27 points to gain
- −19.2 Uses deprecated APIs medium effort
- −3.8 Displays images with incorrect aspect ratio low effort
- −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 | ||||||
| Guransh-Essence default demo ↗ | 46 | 92 | 92 | 58 | 92 | 93 | 2026-11-07 |
| category ↗ | 45 | 92 | 92 | 59 | 92 | 94 | 2026-11-10 |
| home ↗ | 58 | 100 | 91 | 64 | 100 | 91 | 2026-11-07 |
| product ↗ | 36 | 85 | 94 | 50 | 85 | 94 | 2026-11-10 |