Maps impact

Performance impact by maps 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 Maps impact

Performance impact by maps provider.

3
Providers ranked
After min-sites filter
25,527
Sites in sample
Combined across all items
62ms
Best INP (p75)
Mapbox
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 Mapbox 62ms 98.9%
2,590
2 Google Maps 67ms 98.9%
15,802
3 Leaflet/OpenStreetMap 71ms 98.8%
7,135
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
HERE Maps 0% 30 100% 68ms
Google Maps 8.3% 15,802 99% 67ms
Mapbox 1.4% 2,590 99% 62ms
Leaflet/OpenStreetMap 3.8% 7,135 99% 71ms
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 99% and 99%. 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
Google Maps 8.3%
802.3s
9967ms
730.11
761.8s
541.3s
Leaflet/OpenStreetMap 3.8%
812.2s
9971ms
740.11
771.7s
581.2s
Mapbox 1.4%
882.0s
9962ms
770.09
831.5s
621.1s
HERE Maps 0%
1001.8s
10068ms
890.05
1001.3s
67854ms
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.

Google Maps leads on INP: 99% of its sites pass. Mapbox trails at 99%. computed

The State of Web Vitals · Q2 2026 · 189,915 sites · desktop field datacorewebvitals.io/state-of-cwv
Related signals Customer data platforms (6) → Ad networks (9) → Font services (4) → Analytics (20) → Chrome field data from 189,915 sites, representing millions of real page loads · How we measured