Customer data platforms impact WordPress sites
Performance impact by cdp provider.
1
At a glance the headline numbers for Customer data platforms impact
Performance impact by cdp provider.
2
Providers ranked
After min-sites filter
706
Sites in sample
Combined across all items
0.00
Best CLS (p75)
Segment
The State of Web Vitals · October 2026 · WordPress sites (63,295) · phone field datacorewebvitals.io/state-of-cwv
2
The ranking sorted by CLS at p75, fastest first
| # | Provider | CLS p75 | Passing | Sites | |
|---|---|---|---|---|---|
| 1 | Segment | 0.00 | 96.4% | 470 | |
| 2 | Tealium AudienceStream | 0.09 | 81.4% | 236 |
The State of Web Vitals · October 2026 · WordPress sites (63,295) · phone field datacorewebvitals.io/state-of-cwv
3
Passing CLS per provider which group passes the CLS most often
ProviderSitesPassing CLSp75
Segment 0.7% 470 0.00
Tealium AudienceStream 0.4% 236 0.09
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
96% of Segment sites pass CLS. Tealium AudienceStream trails 15 points behind. computed
The State of Web Vitals · October 2026 · WordPress sites (63,295) · 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
Segment 0.7%
931.8s
10096ms
960.00
891.4s
54919ms
Tealium AudienceStream 0.4%
712.6s
95136ms
810.09
691.9s
531.2s
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.
Segment leads on CLS: 96% of its sites pass. Tealium AudienceStream trails at 81%. computed
The State of Web Vitals · October 2026 · WordPress sites (63,295) · phone field datacorewebvitals.io/state-of-cwv
Related signals JS libraries (26) → Bot detection (8) → Email marketing (8) → Marketing pixels (10) → 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.