1
At a glance the headline numbers for RUM impact
Performance impact by rum provider.
8
Providers ranked
After min-sites filter
9,378
Sites in sample
Combined across all items
2.0s
Best LCP (p75)
Sentry
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 | Sentry | 2.0s | 85.5% | 5,571 | |
| 2 | Vercel Analytics | 2.2s | 84.0% | 415 | |
| 3 | Cloudflare Web Analytics | 2.3s | 79.4% | 1,609 | |
| 4 | New Relic Browser | 2.5s | 73.7% | 561 | |
| 5 | Netlify Analytics | 2.6s | 71.9% | 548 | |
| 6 | Dynatrace | 2.8s | 63.2% | 182 | |
| 7 | Akamai mPulse | 3.2s | 60.0% | 151 | |
| 8 | Datadog RUM | 4.6s | 39.7% | 341 |
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
SpeedCurve LUX 0% 25 1.8s
Sentry 5.9% 5,571 2.0s
Vercel Analytics 0.4% 415 2.2s
Cloudflare Web Analytics 1.7% 1,609 2.3s
New Relic Browser 0.6% 561 2.5s
Netlify Analytics 0.6% 548 2.6s
DebugBear 0% 8 2.5s
AppDynamics 0% 13 2.9s
Dynatrace 0.2% 182 2.8s
Akamai mPulse 0.2% 151 3.2s
Elastic RUM 0% 42 3.0s
Raygun 0% 5 3.2s
Datadog RUM 0.4% 341 4.6s
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 Sentry sites pass LCP. Datadog RUM trails 46 points behind, leaving 60% of its sites failing. 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
Sentry 5.9%
862.0s
86151ms
850.04
851.5s
77752ms
Cloudflare Web Analytics 1.7%
792.3s
82170ms
790.08
761.8s
581.1s
New Relic Browser 0.6%
742.5s
85169ms
770.10
672.0s
491.2s
Netlify Analytics 0.6%
722.6s
81178ms
760.10
731.9s
531.2s
Vercel Analytics 0.4%
842.2s
88161ms
900.03
811.6s
78756ms
Datadog RUM 0.4%
404.6s
52282ms
480.39
523.0s
651.1s
Dynatrace 0.2%
632.8s
55225ms
370.82
791.6s
77750ms
Akamai mPulse 0.2%
603.2s
75198ms
790.09
602.1s
471.1s
Elastic RUM 0%
593.0s
70204ms
650.24
712.2s
71860ms
SpeedCurve LUX 0%
951.8s
75193ms
800.09
951.3s
80760ms
AppDynamics 0%
672.9s
50214ms
780.07
562.1s
561.0s
DebugBear 0%
712.5s
86181ms
860.07
571.9s
711.1s
Raygun 0%
403.2s
75206ms
200.74
402.9s
80445ms
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.
Sentry leads on LCP: 86% of its sites pass. Datadog RUM trails at 40%. computed
The State of Web Vitals · Q1 2026 · 94,910 sites · phone field datacorewebvitals.io/state-of-cwv
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