Tag managers on React sites

Google Tag Manager (95.0%), Matomo Tag Manager (4.6%), Tealium iQ (0.7%), Segment (1.9%), and Adobe Launch (0.2%) across 3,775 sites.

Field data PhoneDesktopAll Scope All sites October 2026 edition · All devices field outcomes · React sites only
React Scoped to 9,570 sites out of 210,902 analyzed (frameworks) Compare with all sites →

4.6% of React sites use Matomo Tag Manager tag managers, and 98% of those sites have a good INP, against 95% of all React sites.

The State of Web Vitals · October 2026 · React: 9,570 crawled sites · 9,110 with all devices field data · 3,775 sites with tag managersBy Arjen Karel · corewebvitals.io/state-of-cwv
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Core Web Vitals pass rate

Sites with Matomo Tag Manager tag managers have a good INP most often: 98%, against 95% of all React sites. Sites with Google Tag Manager tag managers have it least often, at 94%.

SitesGood, needs improvement, poor INPMedian
All React sites9,11095%80ms
Adobe Experience Platform Launch 0.2%7100%85ms
Matomo Tag Manager 4.6%17098%102ms
Segment (analytics.js) 1.9%6296%87ms
Google Tag Manager (GTM) 95.0%3,44894%88ms
Tealium iQ 0.7%2789%116ms
Piwik PRO Tag Manager 0.2%783%77ms
GoodNeeds improvementPoorSites: with Chrome field data
The State of Web Vitals · October 2026 · React: 9,570 crawled sites · 9,110 with all devices field data · 3,775 sites with tag managersBy Arjen Karel · corewebvitals.io/state-of-cwv
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Tag managers usage

Google Tag Manager is the most used: 95.0% of React sites. Matomo Tag Manager is 4.6% of React sites.

Sites using each option (sites can use more than one) 3,775 sites
Google Tag Manager (GTM) 95.0%
Google Tag Manager (GTM) 95.0% Matomo Tag Manager 4.6% Segment (analytics.js) 1.9% Tealium iQ 0.7% Piwik PRO Tag Manager 0.2% Adobe Experience Platform Launch 0.2%
The State of Web Vitals · October 2026 · React: 9,570 crawled sites · 9,110 with all devices field data · 3,775 sites with tag managersBy Arjen Karel · corewebvitals.io/state-of-cwv
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Tag managers per platform

On Wix, 100% of sites use Google Tag Manager tag managers, and 97% of Wix sites have a good INP, against 95% of all sites. On WordPress, 91% of sites use Google Tag Manager, and 98% of WordPress sites have a good INP.

PlatformTag managers on its sitesGood INP
React sites with tag managers 3,775 sitesGoogle Tag Manager (GTM) 95%95%
WordPress 1,450 sitesGoogle Tag Manager (GTM) 91%98%
Wix 1,589 sitesGoogle Tag Manager (GTM) 100%97%
Google Tag Manager (GTM) Matomo Tag Manager Segment (analytics.js) Tealium iQ Piwik PRO Tag Manager Adobe Experience Platform Launch
The State of Web Vitals · October 2026 · React: 9,570 crawled sites · 9,110 with all devices field data · 3,775 sites with tag managersBy Arjen Karel · corewebvitals.io/state-of-cwv
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Tag managers or the platform

Does the platform explain the tag managers difference?

On WordPress, 99% of sites with Matomo Tag Manager tag managers have a good INP, against 98% of WordPress sites with Google Tag Manager. Within WordPress, sites with Matomo Tag Manager and Google Tag Manager have a good INP about equally often.

How container triggers execute third-party listeners on click and keypress

A tag manager's own loader is small, but click and form-submit triggers run synchronously inside user interaction frames. Among the 3,775 sites with a tag manager, 95.0% use Google Tag Manager (94% good INP) and 4.6% use Matomo Tag Manager (98% good INP), whereas sites running heavier enterprise containers such as Tealium iQ (0.7%, 89% good INP), Adobe Launch (0.2%, 100%), and Segment (1.9%, 96%) record lower good INP pass rates.

The State of Web Vitals · October 2026 · React: 9,570 crawled sites · 9,110 with all devices field data · 3,775 sites with tag managersBy Arjen Karel · corewebvitals.io/state-of-cwv
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Understanding tag managers

Audit container tags regularly to prune inactive pixels, replace synchronous All Elements click triggers with targeted selectors, and move marketing tags to server-side containers where possible. Across sites with a tag manager, 95.0% use Google Tag Manager (94% good INP), 4.6% use Matomo Tag Manager (98% good INP), and 1.9% use Segment (96% good INP).

The State of Web Vitals · October 2026 · React: 9,570 crawled sites · 9,110 with all devices field data · 3,775 sites with tag managersBy Arjen Karel · corewebvitals.io/state-of-cwv
Related signals Third-party categories → Optimization plugins → Consent platforms → CMS → By Arjen Karel · 9,570 crawled React sites (9,110 with all devices Chrome field data, 3,775 sites with tag managers, October 2026) · How we measured