Bosa Shopper

Single preset · measured 2 times since 2026-09-13 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.

Mobile

Speed 64 · 36 points to gain

• −24 Cumulative Layout Shift medium effort
• −6.5 Largest Contentful Paint medium effort
• −4 First Contentful Paint medium effort
• −1.4 Speed Index medium effort

• 290 ms Reduce unused CSS high effort

SEO 40 · 60 points to gain

• −40.3 Page is blocked from indexing low effort
• −10 Document does not have a meta description low effort
• −10 Links are not crawlable medium effort

Accessibility 90 · 10 points to gain

• −3.5 Background and foreground colors do not have a sufficient contrast ratio. medium effort
• −3.5 Lists do not contain only `<li>` elements and script supporting elements (`<script>` and `<template>`). low effort
• −1.5 Heading elements are not in a sequentially-descending order medium effort
• −1.5 Document does not have a main landmark. medium effort

Desktop

Speed 84 · 16 points to gain

• −12.3 Cumulative Layout Shift medium effort
• −2.1 Speed Index medium effort
• −1.3 Largest Contentful Paint medium effort
• −0.7 First Contentful Paint medium effort

• 100 ms Reduce unused CSS high effort

SEO 36 · 64 points to gain

• −36.6 Page is blocked from indexing low effort
• −9.1 Document does not have a meta description low effort
• −9.1 Links are not crawlable medium effort
• −9.1 Image elements do not have `[alt]` attributes low effort

Accessibility 79 · 21 points to gain

• −4.7 Image elements do not have `[alt]` attributes low effort
• −3.3 Background and foreground colors do not have a sufficient contrast ratio. medium effort
• −3.3 Links do not have a discernible name medium effort
• −3.3 Lists do not contain only `<li>` elements and script supporting elements (`<script>` and `<template>`). low effort
• −3.3 Touch targets do not have sufficient size or spacing. medium effort
• −1.4 Heading elements are not in a sequentially-descending order medium effort