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ResearchUpdated 23 Oct 2026

48%of mobile websites had good Core Web Vitals in 2025, against 56% on desktop

48% of mobile websites and 56% of desktop websites had good Core Web Vitals in 2025, per the HTTP Archive Web Almanac, which uses Chrome UX Report data from real users. Mobile pass rates rose from 44% in 2024 under the same test.

+4.0 points since the previous figure: 44% (15 Jan 2026)

ResearchChecked at source, 23 Oct 2026All sizesGlobalWeb and software development · Web performance
Embed CSV JSON Source

Websites with good Core Web Vitals, 2021 to 2025

GroupMobileDesktop
202132%41%
202231%44%
202336%48%
Method change: INP replaced FID (Mar 2024)
202444%55%
202548%56%
Source: HTTP Archive, Web Almanac (SEO chapter) INP replaced FID as the responsiveness metric on 12 March 2024, so 2024-2025 use a stricter test than earlier years.digitaltreed.com/statistics

In plain words

What this number really says

Fewer than half of websites give mobile visitors a good Core Web Vitals experience. In 2025, 48% of mobile sites and 56% of desktop sites passed.

48%

of mobile websites had good Core Web Vitals in 2025

56%

of desktop websites passed

62%

of mobile pages had good loading speed (LCP)

Why you can trust it. Data from Google's Chrome UX Report: real Chrome users on millions of websites, published in the HTTP Archive Web Almanac.

Key terms

  • LCP (Largest Contentful Paint) How fast the main content shows. Good is 2.5 seconds or less.
  • INP (Interaction to Next Paint) How fast the page reacts to taps and clicks. Replaced FID in March 2024.
  • CLS (Cumulative Layout Shift) How much the layout jumps while loading. Good is 0.1 or less.
  • Good Core Web Vitals A site passes when LCP, INP and CLS are all good for most real users.

Source: HTTP Archive, Web Almanac (SEO chapter), 2025

Before and now

How we got here

2021

32%

Mobile sites with good CWV

2022

31%

Mobile sites with good CWV

2023

36%

Mobile sites with good CWV

2024

44%

Mobile sites with good CWV; INP replaced FID in March, a stricter test

2025

48%

Mobile sites with good CWV

Compare

How 48% compares

This number
48%

Global 2025

Latest
Top 1,000 sites, mobile
51%

pass Core Web Vitals

+3 pts vs all sites
Top 10,000 sites, mobile
42%

pass Core Web Vitals

-6 pts vs all sites
Top 100,000 sites, mobile
37%

pass Core Web Vitals

-11 pts vs all sites

Who it is for

Who should use this number, and how

Small business owners

Most visits are on phones, and over half of mobile sites fail.

Check your site in Google Search Console's Core Web Vitals report.

Developers

Loading (LCP) is the weakest metric on mobile at 62% good.

Start with image size, server response and render-blocking scripts.

The future

What this number says about what comes next

Forecasts below are made by others and linked to where they were published. Our own reading of the data is marked as ours.

Our reading, not a forecast

What the data suggests

  1. Gains are slowing. Under the current test (with INP since March 2024), mobile rose 4 points from 2024 to 2025 and desktop 1 point. The easy wins have been taken.

Where it already is: the benchmarks

Good LCP, mobile
62%
Good INP, mobile
77%
Good CLS, mobile
81%

What to watch next

  • Web Almanac 2026 performance chapter.
  • Monthly Chrome UX Report releases.

The data

All the numbers in one table

As published by HTTP Archive, Web Almanac (SEO chapter), 2025. Standard errors are shown where the source gives them.

YearMobileDesktop
202132%41%
202231%44%
202336%48%
202444%55%
202548%56%

Method and use

How it was measured, and how to use it

How it was measured
Publisher
HTTP Archive, Web Almanac (SEO chapter)
Source type
Research: Research firm or analyst compilation
What it measures
48% of mobile websites had good Core Web Vitals in 2025, against 56% on desktop
Data period
2025 (ends 30 Jun 2025)
Published by the source
15 Jan 2026
Who is counted
Chrome UX Report real-user data for millions of websites (origins), mobile and desktop.
In the source's words
By 2024, good CWV performance reached 44% on mobile and 55% on desktop, and further improved in 2025 to 48% for mobile websites and 56% for desktop websites.
Checked at source
23 Oct 2026: Read on almanac.httparchive.org 2025 edition (published 15 Jan 2026); Core Web Vitals from Chrome UX Report. Matches data.js (48%/56%); data.js label 'Jul 2025' changed to 2025 (SEO chapter gives June 2025 for the same 48%/56%).
Reuse
Web Almanac content is open (licence not re-checked this session). Cite the Web Almanac chapter and year.
Next expected update
Yearly (HTTP Archive, yearly)
Original page
almanac.httparchive.org: Web Almanac (SEO chapter)
Data files
CSV · JSON (stable links)
Full change log
  • 15 Jan 2026New data44% 2024 mobile pass rate, same Web Almanac series.
Cite this number

APA

HTTP Archive. (2026). 48% of mobile websites had good Core Web Vitals in 2025, against 56% on desktop. Via digitaltreed, https://digitaltreed.com/statistics/web-development/mobile-sites-passing-core-web-vitals

MLA

"48% of mobile websites had good Core Web Vitals in 2025, against 56% on desktop." HTTP Archive, Web Almanac (SEO chapter), 2025. digitaltreed, https://digitaltreed.com/statistics/web-development/mobile-sites-passing-core-web-vitals.

HTML link

<a href="https://digitaltreed.com/statistics/web-development/mobile-sites-passing-core-web-vitals">48% of mobile websites had good Core Web Vitals in 2025, against 56% on desktop</a> (HTTP Archive, 2025)
Embed the chart
<iframe src="https://digitaltreed.com/statistics/embed/web-development-core-web-vitals-trend" width="640" height="420" loading="lazy" title="Websites with good Core Web Vitals, 2021 to 2025"></iframe> <p>Source: <a href="https://digitaltreed.com/statistics/web-development/mobile-sites-passing-core-web-vitals">48% of mobile websites had good Core Web Vitals in 2025, against 56% on desktop, digitaltreed</a></p>
CSV

Keep the source link under the chart. The chart updates when the number does.

FAQ

Questions about this number

What percentage of websites pass Core Web Vitals?

48% of mobile websites and 56% of desktop websites had good Core Web Vitals in 2025, per the HTTP Archive Web Almanac.

Which Core Web Vital fails most often on mobile?

Loading speed. Only 62% of mobile pages had good LCP, against 77% for INP and 81% for CLS (June 2025).

Are Core Web Vitals pass rates improving?

Yes, slowly. Mobile pass rates rose from 44% in 2024 to 48% in 2025 under the same test. Older years (32% in 2021) used FID instead of INP, so compare them with care.

Do popular websites do better?

Not always. On mobile, 51% of the top 1,000 sites pass, but only 37% of the top 100,000.

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Every number on this page was checked at its original source. Free to cite with a link to this page.