Viva Groceries
Viva Groceries is a BigCommerce theme by DIT Interactive ($195). Tested on 2026-11-10 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 56 for mobile speed and 71 for desktop speed, 90/90 for SEO and 95/96 for accessibility (mobile/desktop, 0–100).
Mobile47

Desktop72

Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 56 | 71 |
| SEO | 90 | 90 |
| Accessibility | 95 | 96 |
| Best practices | 76 | 76 |
Single preset · measured 30 times since 2026-09-11 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Viva-Groceries home page
Mobile
Speed 47 · 53 points to gain
- −19 Largest Contentful Paint medium effort
- −16.2 Total Blocking Time medium effort
- −11.8 Cumulative Layout Shift medium effort
- −5.4 Speed Index medium effort
- −0.8 First Contentful Paint medium effort
- 760 ms Reduce unused JavaScript high effort
- 310 ms Reduce unused CSS high effort
Accessibility 97 · 3 points to gain
- −3 Background and foreground colors do not have a sufficient contrast ratio. medium effort
Best practices 77 · 23 points to gain
- −19.2 Uses third-party cookies high effort
- −3.8 Issues were logged in the `Issues` panel in Chrome Devtools high effort
Desktop
Speed 72 · 28 points to gain
- −12.8 Cumulative Layout Shift medium effort
- −10.2 Total Blocking Time medium effort
- −3.8 Speed Index medium effort
- −1.5 Largest Contentful Paint medium effort
Accessibility 97 · 3 points to gain
- −3 Background and foreground colors do not have a sufficient contrast ratio. medium effort
Best practices 77 · 23 points to gain
- −19.2 Uses third-party cookies high effort
- −3.8 Issues were logged in the `Issues` panel in Chrome Devtools high effort
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| Viva-Groceries default demo ↗ | 56 | 90 | 95 | 71 | 90 | 96 | 2026-11-07 |
| category ↗ | 71 | 85 | 94 | 70 | 85 | 95 | 2026-11-10 |
| home ↗ | 47 | 100 | 97 | 72 | 100 | 97 | 2026-11-07 |
| product ↗ | 49 | 85 | 93 | 71 | 85 | 96 | 2026-11-10 |