Analytics impact React sites
Sites running each analytics provider, ranked by their CWV.
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
0.10
Best CLS (p75)
Matomo
The State of Web Vitals · October 2026 · React sites (9,570) · desktop field datacorewebvitals.io/state-of-cwv
2
The ranking sorted by CLS at p75, fastest first
| # | Provider | CLS p75 | Passing | Sites | |
|---|---|---|---|---|---|
| 1 | Matomo | 0.10 | 77.8% | 220 | |
| 2 | Google Analytics 4 | 0.10 | 75.2% | 4,043 | |
| 3 | Universal Analytics | 0.10 | 75.0% | 2,963 |
The State of Web Vitals · October 2026 · React sites (9,570) · desktop field datacorewebvitals.io/state-of-cwv
3
Passing CLS per provider which group passes the CLS most often
ProviderSitesPassing CLSp75
AT Internet/Piano 0.1% 11 0.05
StatCounter 0.1% 9 0.03
PostHog 0.1% 8 0.04
Adobe Analytics 0.1% 11 0.04
Matomo 2.3% 220 0.10
Google Analytics 4 42.2% 4,043 0.10
Universal Analytics 31% 2,963 0.10
Mixpanel 0.1% 5 0.31
Plausible 0.2% 21 0.12
Umami 0.1% 7 0.15
Fathom 0.1% 5 0.20
Snowplow 0.3% 25 0.17
Good Needs Improvement Poor Sorted best-passing first · median colored by its own rating · pass = good CLS (0.1 at p75) · one value per site
No provider stands out: pass rates sit between 75% and 78%. computed
The State of Web Vitals · October 2026 · React sites (9,570) · desktop 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%
752.5s
9971ms
750.10
711.9s
471.7s
Universal Analytics 31%
732.6s
9972ms
750.10
692.0s
461.8s
Matomo 2.3%
802.4s
9971ms
780.10
711.9s
421.5s
Snowplow 0.3%
712.7s
100104ms
430.17
642.0s
571.8s
Plausible 0.2%
891.8s
10067ms
560.12
891.5s
331.2s
AT Internet/Piano 0.1%
1001.6s
10086ms
1000.05
1001.2s
100639ms
Adobe Analytics 0.1%
911.9s
100112ms
820.04
821.7s
91608ms
StatCounter 0.1%
1002.3s
10059ms
1000.03
501.8s
01.7s
PostHog 0.1%
802.4s
100116ms
1000.04
602.3s
601.9s
Umami 0.1%
503.3s
10088ms
500.15
502.8s
02.1s
Fathom 0.1%
1001.5s
10069ms
500.20
1001.2s
501.2s
Mixpanel 0.1%
403.2s
100114ms
600.31
602.6s
601.8s
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 CLS: 78% of its sites pass. Universal Analytics trails at 75%. computed
The State of Web Vitals · October 2026 · React sites (9,570) · desktop field datacorewebvitals.io/state-of-cwv
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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
210,902 crawled sites with Chrome field data, representing millions of real page loads. How we measured.