Push notifications impact

Performance impact by push_notifications provider.

Field data PhoneDesktopAll Scope All sites Q2 2026 edition · Desktop 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
78ms
Best INP (p75)
Firebase Cloud Messaging
The State of Web Vitals · Q2 2026 · 189,915 sites · desktop field datacorewebvitals.io/state-of-cwv
2

The ranking sorted by INP at p75, fastest first

# Provider INP p75 Passing Sites
1 Firebase Cloud Messaging 78ms 97.9%
207
2 Airship 79ms 100.0%
55
3 OneSignal 84ms 96.6%
341
The State of Web Vitals · Q2 2026 · 189,915 sites · desktop field datacorewebvitals.io/state-of-cwv
3

Passing INP per provider which group passes the INP most often

ProviderSitesPassing INPp75
Airship 0% 55 100% 79ms
Pushwoosh 0% 8 100% 69ms
Firebase Cloud Messaging 0.1% 207 98% 78ms
OneSignal 0.2% 341 97% 84ms
PushEngage 0% 20 93% 87ms
Good Needs Improvement Poor Sorted best-passing first · median colored by its own rating · pass = good INP (200ms at p75) · one value per site

No provider stands out: pass rates sit between 97% and 98%. computed

The State of Web Vitals · Q2 2026 · 189,915 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
OneSignal 0.2%
792.3s
9784ms
680.12
731.8s
451.3s
Firebase Cloud Messaging 0.1%
852.0s
9878ms
660.13
861.5s
68919ms
Airship 0%
872.0s
10079ms
590.15
871.4s
571.1s
PushEngage 0%
871.8s
9387ms
730.11
801.5s
361.0s
Pushwoosh 0%
712.4s
10069ms
430.12
711.8s
431.2s
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 INP: 98% of its sites pass. OneSignal trails at 97%. computed

The State of Web Vitals · Q2 2026 · 189,915 sites · desktop 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