Analytics impact

Sites running each analytics provider, ranked by their CWV.

Field data PhoneDesktopAll Scope All sites Q2 2026 edition · Desktop field outcomes
Metric LCP INP CLS
1

At a glance the headline numbers for Analytics impact

Sites running each analytics provider, ranked by their CWV.

19
Providers ranked
After min-sites filter
190,113
Sites in sample
Combined across all items
0.07
Best CLS (p75)
PostHog
The State of Web Vitals · Q2 2026 · 189,915 sites · desktop field datacorewebvitals.io/state-of-cwv
2

The ranking sorted by CLS at p75, fastest first

# Provider CLS p75 Passing Sites
1 PostHog 0.07 83.9%
295
2 Simple Analytics 0.08 77.2%
91
3 Pirsch 0.09 80.0%
113
4 Plausible 0.09 78.4%
2,010
5 Snowplow 0.09 76.9%
3,006
6 Matomo 0.09 77.8%
12,391
7 Universal Analytics 0.10 76.8%
72,426
8 Fathom 0.10 77.6%
315
9 Google Analytics 4 0.10 76.7%
96,650
10 Umami 0.11 74.0%
826
11 StatCounter 0.11 74.3%
308
12 Chartbeat 0.12 69.8%
75
13 Heap 0.12 73.1%
73
14 AT Internet/Piano 0.12 70.9%
527
15 Mixpanel 0.13 64.6%
117
16 Amplitude 0.14 69.1%
169
17 Clicky 0.15 62.5%
225
18 Adobe Analytics 0.19 55.3%
440
19 GoatCounter 0.22 62.5%
56
The State of Web Vitals · Q2 2026 · 189,915 sites · desktop field datacorewebvitals.io/state-of-cwv
3

Passing CLS per provider which group passes the CLS most often

ProviderSitesPassing CLSp75
PostHog 0.2% 295 84% 0.07
Pirsch 0.1% 113 80% 0.09
Plausible 1.1% 2,010 78% 0.09
Matomo 6.5% 12,391 78% 0.09
Fathom 0.2% 315 78% 0.10
Simple Analytics 0% 91 77% 0.08
Snowplow 1.6% 3,006 77% 0.09
Universal Analytics 38.1% 72,426 77% 0.10
Google Analytics 4 50.9% 96,650 77% 0.10
StatCounter 0.2% 308 74% 0.11
Umami 0.4% 826 74% 0.11
Heap 0% 73 73% 0.12
AT Internet/Piano 0.3% 527 71% 0.12
Chartbeat 0% 75 70% 0.12
Amplitude 0.1% 169 69% 0.14
Mixpanel 0.1% 117 65% 0.13
Clicky 0.1% 225 63% 0.15
GoatCounter 0% 56 63% 0.22
Adobe Analytics 0.2% 440 55% 0.19
Parsely 0% 36 0.18
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

84% of PostHog sites pass CLS. Adobe Analytics trails 29 points behind, leaving 45% of its sites failing. computed

The State of Web Vitals · Q2 2026 · 189,915 sites · 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 50.9%
852.0s
9967ms
770.10
811.6s
601.2s
Universal Analytics 38.1%
852.1s
9967ms
770.10
801.6s
591.2s
Matomo 6.5%
891.8s
9971ms
780.09
851.5s
651.0s
Snowplow 1.6%
882.0s
9877ms
770.09
841.5s
601.1s
Plausible 1.1%
901.7s
9962ms
780.09
891.3s
71883ms
Umami 0.4%
852.1s
10067ms
740.11
861.4s
71923ms
AT Internet/Piano 0.3%
842.1s
9876ms
710.12
821.5s
67942ms
Adobe Analytics 0.2%
832.3s
94106ms
550.19
811.6s
73883ms
Fathom 0.2%
861.9s
9965ms
780.10
811.6s
69945ms
StatCounter 0.2%
851.9s
10069ms
740.11
831.5s
601.1s
PostHog 0.2%
822.1s
9991ms
840.07
831.6s
641.0s
Clicky 0.1%
871.7s
10062ms
630.15
841.3s
69898ms
Amplitude 0.1%
812.1s
93127ms
690.14
831.5s
71881ms
Mixpanel 0.1%
792.2s
9381ms
650.13
841.4s
72859ms
Pirsch 0.1%
841.8s
10076ms
800.09
911.3s
671.0s
Simple Analytics 0%
862.0s
10061ms
770.08
811.4s
61989ms
Chartbeat 0%
981.7s
90123ms
700.12
971.3s
85596ms
Heap 0%
672.7s
94128ms
730.12
751.6s
67969ms
GoatCounter 0%
1001.2s
10065ms
630.22
100945ms
100482ms
Parsely 0%
961.9s
89167ms
140.18
891.6s
64972ms
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.

PostHog leads on CLS: 84% of its sites pass. Adobe Analytics trails at 55%. computed

The State of Web Vitals · Q2 2026 · 189,915 sites · desktop field datacorewebvitals.io/state-of-cwv
Related signals Marketing pixels (10) → Session recording (11) → Ad networks (9) → Reviews (8) → Chrome field data from 189,915 sites, representing millions of real page loads · How we measured