Heavyset
Heavyset is a Framer theme by NS. Studio ($100). Tested on 2026-10-02 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 59 for mobile speed and 93 for desktop speed, 100/100 for SEO and 81/86 for accessibility (mobile/desktop, 0–100).
Mobile59

Desktop93

Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 59 | 93 |
| SEO | 100 | 100 |
| Accessibility | 81 | 86 |
| Best practices | 100 | 100 |
Single preset · measured 2 times since 2026-10-02 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Heavyset home page
Mobile
Speed 59 · 41 points to gain
- −24.3 Largest Contentful Paint medium effort
- −10.3 Cumulative Layout Shift medium effort
- −5.7 First Contentful Paint medium effort
- −1.1 Speed Index medium effort
- 450 ms Reduce unused JavaScript high effort
Accessibility 81 · 19 points to gain
- −5.7 Form elements do not have associated labels medium effort
- −4 Elements use prohibited ARIA attributes medium effort
- −4 Background and foreground colors do not have a sufficient contrast ratio. medium effort
- −4 `<html>` element does not have a `[lang]` attribute low effort
- −1.7 Document does not have a main landmark. medium effort
Desktop
Speed 93 · 7 points to gain
- −5.5 Largest Contentful Paint medium effort
- −0.9 Speed Index medium effort
Accessibility 86 · 14 points to gain
- −5.7 Form elements do not have associated labels medium effort
- −4 Background and foreground colors do not have a sufficient contrast ratio. medium effort
- −4 `<html>` element does not have a `[lang]` attribute low effort
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| Heavyset default demo ↗ | 59 | 100 | 81 | 93 | 100 | 86 | 2026-10-02 |
| home ↗ | 59 | 100 | 81 | 93 | 100 | 86 | 2026-10-02 |