Analytics impact React sites

Sites running each analytics provider, ranked by their CWV.

Field data PhoneDesktopAll Scope All sites October 2026 edition · Phone field outcomes · React sites only
Metric LCP INP CLS
React Scoped to 9,570 sites out of 210,902 analyzed (frameworks) Compare with all sites →
1

At a glance the headline numbers for Analytics impact

Sites running each analytics provider, ranked by their CWV.

3
Providers ranked
After min-sites filter
7,226
Sites in sample
Combined across all items
137ms
Best INP (p75)
Google Analytics 4
The State of Web Vitals · October 2026 · React sites (9,570) · phone field datacorewebvitals.io/state-of-cwv
2

The ranking sorted by INP at p75, fastest first

# Provider INP p75 Passing Sites
1 Google Analytics 4 137ms 91.5%
4,043
2 Universal Analytics 138ms 91.8%
2,963
3 Matomo 139ms 93.5%
220
The State of Web Vitals · October 2026 · React sites (9,570) · phone field datacorewebvitals.io/state-of-cwv
3

Passing INP per provider which group passes the INP most often

ProviderSitesPassing INPp75
AT Internet/Piano 0.1% 11 100% 179ms
Fathom 0.1% 5 100% 150ms
Mixpanel 0.1% 5 100% 157ms
Matomo 2.3% 220 94% 139ms
Universal Analytics 31% 2,963 92% 138ms
Google Analytics 4 42.2% 4,043 92% 137ms
Plausible 0.2% 21 88% 136ms
PostHog 0.1% 8 83% 169ms
Umami 0.1% 7 83% 120ms
Snowplow 0.3% 25 79% 171ms
Adobe Analytics 0.1% 11 50% 224ms
StatCounter 0.1% 9 206ms
Good Needs Improvement Poor Sorted best-passing first · median colored by its own rating · pass = good INP (200ms at p75) · one value per site

No provider stands out: pass rates sit between 92% and 94%. computed

The State of Web Vitals · October 2026 · React sites (9,570) · phone field datacorewebvitals.io/state-of-cwv
4

All five vitals at once the whole category without toggling - cell is the pass rate, small number the p75

LCP
INP
CLS
FCP
TTFB
Google Analytics 4 42.2%
762.4s
92137ms
900.02
721.9s
571.4s
Universal Analytics 31%
742.5s
92138ms
900.02
692.0s
541.5s
Matomo 2.3%
732.6s
94139ms
890.02
562.2s
351.5s
Snowplow 0.3%
673.2s
79171ms
730.15
532.3s
531.8s
Plausible 0.2%
891.9s
88136ms
890.02
831.6s
611.1s
AT Internet/Piano 0.1%
672.7s
100179ms
330.50
831.7s
331.1s
Adobe Analytics 0.1%
912.2s
50224ms
910.04
552.0s
641.1s
StatCounter 0.1%
502.4s
0206ms
1000.05
502.0s
501.5s
PostHog 0.1%
832.0s
83169ms
830.02
831.5s
501.1s
Umami 0.1%
862.3s
83120ms
860.06
711.8s
291.2s
Fathom 0.1%
1001.4s
100150ms
1000.08
1001.3s
80623ms
Mixpanel 0.1%
253.9s
100157ms
500.22
503.1s
252.1s
60%95%+ passing Cell: pass rate, small number = p75 · faded rows: under 100 sites

One row per provider, one column per vital - the cell is the share of sites passing, the small number the p75. No toggling needed to see where the category actually differs.

Matomo leads on INP: 94% of its sites pass. Universal Analytics trails at 92%. computed

The State of Web Vitals · October 2026 · React sites (9,570) · phone field datacorewebvitals.io/state-of-cwv
Related signals Marketing pixels (10) → Session recording (11) → Ad networks (9) → Reviews (8) → 210,902 crawled sites with Chrome field data, representing millions of real page loads · How we measured