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Simplexity Astro + CMS theme preview

Simplexity Astro + CMS

Simplexity Astro + CMS is a Astro theme by Lexington Themes (Paid). Tested on 2026-09-16 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 63 for mobile speed and 98 for desktop speed, 66/66 for SEO and 100/100 for accessibility (mobile/desktop, 0–100).

Mobile63
Simplexity Astro + CMS home page on mobile
Desktop98
Simplexity Astro + CMS home page on desktop

Scores

MobileDesktop
Speed6398
SEO6666
Accessibility100100
Best practices9696

Single preset · measured 2 times since 2026-09-12 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.

Why not 100 — Simplexity Astro + CMS home page

Mobile

Speed 63 · 37 points to gain

  • −24.5 Largest Contentful Paint medium effort
  • −8.1 First Contentful Paint medium effort
  • −4.1 Speed Index medium effort
  • 140 ms Reduce unused JavaScript high effort

SEO 66 · 34 points to gain

  • −33.6 Page is blocked from indexing low effort

Best practices 96 · 4 points to gain

  • −3.8 Browser errors were logged to the console medium effort

Desktop

Speed 98 · 2 points to gain

  • −1.7 Largest Contentful Paint medium effort

SEO 66 · 34 points to gain

  • −33.6 Page is blocked from indexing low effort

Best practices 96 · 4 points to gain

  • −3.8 Browser errors were logged to the console medium effort

Presets and pages

Preset / pageSpeedSEOA11ySpeedSEOA11yTested
mobiledesktop
Simplexity Astro + CMS default demo ↗ 63661009866100 2026-09-12
home ↗ 63661009866100 2026-09-12

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Simplexity Astro + CMS: mobile speed 63 on Themestested
<a href="https://themestested.com/theme/astro/simplexity-astro-cms"><img src="https://themestested.com/badge/astro/simplexity-astro-cms.svg" alt="Simplexity Astro + CMS speed score on Themestested" height="20"></a>

Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.