LifeStyle Default
LifeStyle Default is a BigCommerce theme by 1Center (Free). Tested on 2026-09-12 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 46 for mobile speed and 84 for desktop speed, 89/87 for SEO and 72/74 for accessibility (mobile/desktop, 0–100).
Mobile40
Desktop91
Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 46 | 84 |
| SEO | 89 | 87 |
| Accessibility | 72 | 74 |
| Best practices | 92 | 99 |
Single preset · measured 5 times since 2026-09-12 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — LifeStyle-Default home page
Mobile
Speed 40 · 60 points to gain
- −23.8 Largest Contentful Paint medium effort
- −20 Cumulative Layout Shift medium effort
- −9 Total Blocking Time medium effort
- −5.6 First Contentful Paint medium effort
- −2.1 Speed Index medium effort
- 320 ms Reduce unused CSS high effort
- 320 ms Reduce unused JavaScript high effort
SEO 92 · 8 points to gain
- −7.7 Links are not crawlable medium effort
Accessibility 81 · 19 points to gain
- −4.3 `[user-scalable="no"]` is used in the `<meta name="viewport">` element or the `[maximum-scale]` attribute is less than 5. low effort
- −3 `[aria-hidden="true"]` elements contain focusable descendents medium effort
- −3 Background and foreground colors do not have a sufficient contrast ratio. medium effort
- −3 Links rely on color to be distinguishable. medium effort
- −3 Links do not have a discernible name medium effort
- −1.3 Heading elements are not in a sequentially-descending order medium effort
Best practices 96 · 4 points to gain
- −3.8 Serves images with low resolution low effort
Desktop
Speed 91 · 9 points to gain
- −3.3 Speed Index medium effort
- −2.1 Total Blocking Time medium effort
- −1.7 Largest Contentful Paint medium effort
- −1 Cumulative Layout Shift medium effort
- −0.6 First Contentful Paint medium effort
SEO 92 · 8 points to gain
- −7.7 Links are not crawlable medium effort
Accessibility 81 · 19 points to gain
- −4.4 `[user-scalable="no"]` is used in the `<meta name="viewport">` element or the `[maximum-scale]` attribute is less than 5. low effort
- −3.1 `[aria-hidden="true"]` elements contain focusable descendents medium effort
- −3.1 Background and foreground colors do not have a sufficient contrast ratio. medium effort
- −3.1 Links rely on color to be distinguishable. medium effort
- −3.1 Links do not have a discernible name medium effort
- −1.3 Heading elements are not in a sequentially-descending order medium effort
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| LifeStyle-Default default demo ↗ | 46 | 89 | 72 | 84 | 87 | 74 | 2026-09-12 |
| category ↗ | – | – | – | 97 | 85 | 80 | 2026-09-12 |
| home ↗ | 40 | 92 | 81 | 91 | 92 | 81 | 2026-09-12 |
| product ↗ | 52 | 85 | 62 | 65 | 85 | 62 | 2026-09-12 |
Show this score on your site
A live badge: it always shows LifeStyle Default's current score and links back here. Paste this where the theme is sold or documented.
<a href="https://themestested.com/theme/bigcommerce/lifestyle-default"><img src="https://themestested.com/badge/bigcommerce/lifestyle-default.svg" alt="LifeStyle Default speed score on Themestested" height="20"></a>
Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.