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
1.9s
Best LCP (p75)
Segment
The State of Web Vitals · Q1 2026 · 94,910 sites · phone field datacorewebvitals.io/state-of-cwv
2
The ranking sorted by LCP at p75, fastest first
| # | Provider | LCP p75 | Passing | Sites | |
|---|---|---|---|---|---|
| 1 | Segment | 1.9s | 86.1% | 632 | |
| 2 | Tealium AudienceStream | 2.3s | 79.0% | 820 | |
| 3 | Bloomreach | 2.6s | 70.0% | 54 |
The State of Web Vitals · Q1 2026 · 94,910 sites · phone field datacorewebvitals.io/state-of-cwv
3
Passing LCP per provider which group passes the LCP most often
ProviderSitesPassing LCPp75
Segment 0.7% 632 1.9s
RudderStack 0% 30 1.9s
Tealium AudienceStream 0.9% 820 2.3s
Bloomreach 0.1% 54 2.6s
Treasure Data 0% 21 3.6s
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
86% of Segment sites pass LCP. Tealium AudienceStream trails 7 points behind. computed
The State of Web Vitals · Q1 2026 · 94,910 sites · 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
Tealium AudienceStream 0.9%
792.3s
89153ms
810.08
801.6s
651.0s
Segment 0.7%
861.9s
76192ms
800.04
861.5s
66897ms
Bloomreach 0.1%
702.6s
75200ms
840.05
761.7s
601.1s
RudderStack 0%
811.9s
85136ms
880.02
771.8s
351.2s
Treasure Data 0%
263.6s
58359ms
320.94
262.4s
161.3s
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: 86% of its sites pass. Tealium AudienceStream trails at 79%. computed
The State of Web Vitals · Q1 2026 · 94,910 sites · phone 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.