1
At a glance the headline numbers for Ad networks impact
Ad networks ranked by performance impact.
1
Providers ranked
After min-sites filter
485
Sites in sample
Combined across all items
0.00
Best CLS (p75)
Google AdSense
The State of Web Vitals · October 2026 · Wix sites (5,623) · all devices field datacorewebvitals.io/state-of-cwv
2
The ranking sorted by CLS at p75, fastest first
| # | Provider | CLS p75 | Passing | Sites | |
|---|---|---|---|---|---|
| 1 | Google AdSense | 0.00 | 98.5% | 485 |
The State of Web Vitals · October 2026 · Wix sites (5,623) · all devices field datacorewebvitals.io/state-of-cwv
3
Passing CLS per provider which group passes the CLS most often
ProviderSitesPassing CLSp75
Google AdSense 8.6% 485 0.00
Google Publisher Tag/GAM 0.1% 7 0.06
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
The State of Web Vitals · October 2026 · Wix sites (5,623) · all devices 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 AdSense 8.6%
901.9s
96101ms
990.00
871.4s
67955ms
Google Publisher Tag/GAM 0.1%
712.7s
86118ms
860.06
572.2s
502.2s
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.
The State of Web Vitals · October 2026 · Wix sites (5,623) · all devices field datacorewebvitals.io/state-of-cwv
Related signals JS libraries (26) → Email marketing (8) → Font services (4) → CDN (16) → 203,892 crawled sites with Chrome field data, representing millions of real page loads · How we measured
203,892 crawled sites with Chrome field data, representing millions of real page loads. How we measured.