Impact
Impact is a Shopify theme by Maestrooo ($400). Tested on 2026-09-12 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 82 for mobile speed and 94 for desktop speed, 64/64 for SEO and 85/85 for accessibility (mobile/desktop, 0–100). Those are medians across its 3 tested presets; mobile speed across every tested page ranges from 53 to 94. On its marketplace it is rated 4.5 out of 5 from 200 reviews.
Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 82 | 94 |
| SEO | 64 | 64 |
| Accessibility | 85 | 85 |
| Best practices | 96 | 96 |
Median of 3 presets · measured 18 times since 2026-09-11 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Impact home page
Mobile
Speed 65 · 35 points to gain
- −25 Largest Contentful Paint medium effort
- −6.2 Speed Index medium effort
- −3.5 First Contentful Paint medium effort
- 300 ms Reduce unused CSS high effort
- 300 ms Reduce unused JavaScript high effort
SEO 54 · 46 points to gain
- −31 Page is blocked from indexing low effort
- −7.7 Links do not have descriptive text low effort
- −7.7 Image elements do not have `[alt]` attributes low effort
Accessibility 81 · 19 points to gain
- −4.5 Image elements do not have `[alt]` attributes low effort
- −4.5 `[user-scalable="no"]` is used in the `<meta name="viewport">` element or the `[maximum-scale]` attribute is less than 5. low effort
- −3.2 Elements with `role="dialog"` or `role="alertdialog"` do not have accessible names. medium effort
- −3.2 Background and foreground colors do not have a sufficient contrast ratio. medium effort
- −3.2 Touch targets do not have sufficient size or spacing. medium effort
Best practices 96 · 4 points to gain
- −3.8 Browser errors were logged to the console medium effort
Desktop
Speed 92 · 8 points to gain
- −6.8 Largest Contentful Paint medium effort
- −0.7 Speed Index medium effort
SEO 54 · 46 points to gain
- −31 Page is blocked from indexing low effort
- −7.7 Links do not have descriptive text low effort
- −7.7 Image elements do not have `[alt]` attributes low effort
Accessibility 81 · 19 points to gain
- −4.5 Image elements do not have `[alt]` attributes low effort
- −4.5 `[user-scalable="no"]` is used in the `<meta name="viewport">` element or the `[maximum-scale]` attribute is less than 5. low effort
- −3.2 Elements with `role="dialog"` or `role="alertdialog"` do not have accessible names. medium effort
- −3.2 Background and foreground colors do not have a sufficient contrast ratio. medium effort
- −3.2 Touch targets do not have sufficient size or spacing. medium effort
Best practices 96 · 4 points to gain
- −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 | ||||||
| Balance demo ↗ | 82 | 69 | 85 | 84 | 69 | 85 | 2026-09-11 |
| category ↗ | 74 | 69 | 85 | 62 | 69 | 85 | 2026-09-12 |
| home ↗ | 84 | 69 | 86 | 91 | 69 | 86 | 2026-09-11 |
| product ↗ | 87 | 69 | 85 | 99 | 69 | 85 | 2026-09-12 |
| Cocoon demo ↗ | 84 | 61 | 86 | 98 | 61 | 87 | 2026-09-11 |
| category ↗ | 75 | 69 | 88 | 96 | 69 | 88 | 2026-09-11 |
| home ↗ | 82 | 61 | 86 | 99 | 61 | 86 | 2026-09-11 |
| product ↗ | 94 | 54 | 84 | 99 | 54 | 87 | 2026-09-11 |
| Impact default demo ↗ | 65 | 64 | 84 | 94 | 64 | 84 | 2026-09-11 |
| category ↗ | 77 | 69 | 85 | 93 | 69 | 85 | 2026-09-11 |
| home ↗ | 65 | 54 | 81 | 92 | 54 | 81 | 2026-09-11 |
| product ↗ | 53 | 69 | 85 | 98 | 69 | 85 | 2026-09-11 |
Show this score on your site
A live badge: it always shows Impact's current score and links back here. Paste this where the theme is sold or documented.
<a href="https://themestested.com/theme/shopify/impact"><img src="https://themestested.com/badge/shopify/impact.svg" alt="Impact speed score on Themestested" height="20"></a>
Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.