Push notifications impact

Performance impact by push_notifications provider.

Field data PhoneDesktopAll Scope All sites Q2 2026 edition · All devices field outcomes
Metric LCP INP CLS
1

At a glance the headline numbers for Push notifications impact

Performance impact by push_notifications provider.

3
Providers ranked
After min-sites filter
603
Sites in sample
Combined across all items
2.2s
Best LCP (p75)
Airship
The State of Web Vitals · Q2 2026 · 189,915 sites · all devices field datacorewebvitals.io/state-of-cwv
2

The ranking sorted by LCP at p75, fastest first

# Provider LCP p75 Passing Sites
1 Airship 2.2s 79.2%
55
2 Firebase Cloud Messaging 2.7s 70.8%
207
3 OneSignal 2.8s 69.2%
341
The State of Web Vitals · Q2 2026 · 189,915 sites · all devices field datacorewebvitals.io/state-of-cwv
3

Passing LCP per provider which group passes the LCP most often

ProviderSitesPassing LCPp75
Airship 0% 55 79% 2.2s
Pushwoosh 0% 8 75% 2.4s
PushEngage 0% 20 74% 2.5s
Firebase Cloud Messaging 0.1% 207 71% 2.7s
OneSignal 0.2% 341 69% 2.8s
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 69% and 71%. computed

The State of Web Vitals · Q2 2026 · 189,915 sites · all devices 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
OneSignal 0.2%
692.8s
89158ms
720.11
582.3s
491.4s
Firebase Cloud Messaging 0.1%
712.7s
93137ms
650.15
781.7s
67929ms
Airship 0%
792.2s
100134ms
570.21
741.8s
581.0s
PushEngage 0%
742.5s
78197ms
740.10
682.3s
221.7s
Pushwoosh 0%
752.4s
88154ms
880.10
751.8s
631.4s
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.

Firebase Cloud Messaging leads on LCP: 71% of its sites pass. OneSignal trails at 69%. computed

The State of Web Vitals · Q2 2026 · 189,915 sites · all devices field datacorewebvitals.io/state-of-cwv
Related signals E-commerce (14) → A/B testing (10) → Video (7) → Maps (4) → Chrome field data from 189,915 sites, representing millions of real page loads · How we measured