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
2.0s
Best LCP (p75)
Mapbox
The State of Web Vitals · Q2 2026 · 189,915 sites · desktop field datacorewebvitals.io/state-of-cwv
2
The ranking sorted by LCP at p75, fastest first
| # | Provider | LCP p75 | Passing | Sites | |
|---|---|---|---|---|---|
| 1 | Mapbox | 2.0s | 87.7% | 2,590 | |
| 2 | Leaflet/OpenStreetMap | 2.2s | 80.9% | 7,135 | |
| 3 | Google Maps | 2.3s | 79.6% | 15,802 |
The State of Web Vitals · Q2 2026 · 189,915 sites · desktop field datacorewebvitals.io/state-of-cwv
3
Passing LCP per provider which group passes the LCP most often
ProviderSitesPassing LCPp75
HERE Maps 0%
30
1.8s
Mapbox 1.4%
2,590
2.0s
Leaflet/OpenStreetMap 3.8%
7,135
2.2s
Google Maps 8.3%
15,802
2.3s
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
88% of Mapbox sites pass LCP. Google Maps trails 8 points behind. 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.
Mapbox leads on LCP: 88% of its sites pass. Google Maps trails at 80%. 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
Chrome field data from 189,915 sites, representing millions of real page loads. How we measured.