1
At a glance the headline numbers for RUM impact
Performance impact by rum provider.
10
Providers ranked
After min-sites filter
18,042
Sites in sample
Combined across all items
1.7s
Best LCP (p75)
SpeedCurve LUX
The State of Web Vitals · Q2 2026 · 189,915 sites · phone field datacorewebvitals.io/state-of-cwv
2
The ranking sorted by LCP at p75, fastest first
| # | Provider | LCP p75 | Passing | Sites | |
|---|---|---|---|---|---|
| 1 | SpeedCurve LUX | 1.7s | 93.6% | 56 | |
| 2 | Sentry | 2.0s | 85.3% | 10,720 | |
| 3 | Vercel Analytics | 2.2s | 83.4% | 760 | |
| 4 | Cloudflare Web Analytics | 2.3s | 80.4% | 3,072 | |
| 5 | New Relic Browser | 2.5s | 73.8% | 993 | |
| 6 | Netlify Analytics | 2.6s | 72.0% | 1,024 | |
| 7 | Dynatrace | 2.6s | 67.5% | 349 | |
| 8 | Elastic RUM | 2.9s | 56.5% | 79 | |
| 9 | Akamai mPulse | 3.1s | 59.6% | 281 | |
| 10 | Datadog RUM | 4.7s | 41.5% | 708 |
The State of Web Vitals · Q2 2026 · 189,915 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% 56 1.7s
Sentry 5.6% 10,720 2.0s
Vercel Analytics 0.4% 760 2.2s
Cloudflare Web Analytics 1.6% 3,072 2.3s
New Relic Browser 0.5% 993 2.5s
DebugBear 0% 16 2.7s
Raygun 0% 12 2.8s
Netlify Analytics 0.5% 1,024 2.6s
Dynatrace 0.2% 349 2.6s
AppDynamics 0% 21 3.0s
Akamai mPulse 0.1% 281 3.1s
Elastic RUM 0% 79 2.9s
Request metrics 0% 3 2.5s
Datadog RUM 0.4% 708 4.7s
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
85% of Sentry sites pass LCP. Datadog RUM trails 44 points behind, leaving 59% of its sites failing. computed
The State of Web Vitals · Q2 2026 · 189,915 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
Dynatrace 0.2%
672.6s
61222ms
400.77
831.6s
78727ms
Datadog RUM 0.4%
414.7s
48311ms
450.40
513.1s
64998ms
Netlify Analytics 0.5%
722.6s
78187ms
740.12
731.9s
531.1s
Akamai mPulse 0.1%
603.1s
71209ms
790.09
602.1s
471.0s
AppDynamics 0%
633.0s
60219ms
690.12
502.1s
561.0s
SpeedCurve LUX 0%
941.7s
72205ms
810.09
941.3s
79793ms
Request metrics 0%
502.5s
100112ms
1000.00
1001.7s
50988ms
DebugBear 0%
732.7s
87190ms
800.07
602.2s
601.2s
Sentry 5.6%
852.0s
86150ms
860.04
841.5s
77761ms
Cloudflare Web Analytics 1.6%
802.3s
82169ms
790.08
761.8s
571.1s
Vercel Analytics 0.4%
832.2s
88154ms
900.03
791.6s
79712ms
New Relic Browser 0.5%
742.5s
86164ms
790.09
672.0s
521.2s
Elastic RUM 0%
562.9s
72204ms
650.21
692.0s
69873ms
Raygun 0%
732.8s
90181ms
550.36
732.3s
82732ms
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: 85% of its sites pass. Datadog RUM trails at 41%. computed
The State of Web Vitals · Q2 2026 · 189,915 sites · phone field datacorewebvitals.io/state-of-cwv
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