1
At a glance the headline numbers for Customer data platforms impact
Performance impact by cdp provider.
3
Providers ranked
After min-sites filter
1,506
Sites in sample
Combined across all items
2.0s
Best LCP (p75)
Tealium AudienceStream
The State of Web Vitals · Q1 2026 · 94,910 sites · desktop field datacorewebvitals.io/state-of-cwv
2
The ranking sorted by LCP at p75, fastest first
| # | Provider | LCP p75 | Passing | Sites | |
|---|---|---|---|---|---|
| 1 | Tealium AudienceStream | 2.0s | 85.1% | 820 | |
| 2 | Segment | 2.1s | 87.4% | 632 | |
| 3 | Bloomreach | 2.5s | 71.7% | 54 |
The State of Web Vitals · Q1 2026 · 94,910 sites · desktop field datacorewebvitals.io/state-of-cwv
3
Passing LCP per provider which group passes the LCP most often
ProviderSitesPassing LCPp75
RudderStack 0% 30 1.8s
Segment 0.7% 632 2.1s
Tealium AudienceStream 0.9% 820 2.0s
Treasure Data 0% 21 2.2s
Bloomreach 0.1% 54 2.5s
Good Needs Improvement Poor Sorted best-passing first · median colored by its own rating · pass = good LCP (2.5s at p75) · one value per site
No provider stands out: pass rates sit between 85% and 87%. computed
The State of Web Vitals · Q1 2026 · 94,910 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
Tealium AudienceStream 0.9%
852.0s
9879ms
710.12
861.4s
67928ms
Segment 0.7%
872.1s
9887ms
750.11
821.6s
671.0s
Bloomreach 0.1%
722.5s
98125ms
850.08
761.7s
67946ms
RudderStack 0%
921.8s
10071ms
860.05
931.4s
57941ms
Treasure Data 0%
782.2s
88196ms
700.14
701.7s
56950ms
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 LCP: 87% of its sites pass. Tealium AudienceStream trails at 85%. computed
The State of Web Vitals · Q1 2026 · 94,910 sites · desktop field datacorewebvitals.io/state-of-cwv
Related signals JS libraries (22) → Bot detection (7) → Email marketing (7) → Marketing pixels (10) → Chrome field data from 94,910 sites, representing millions of real page loads · How we measured
Chrome field data from 94,910 sites, representing millions of real page loads. How we measured.