ClustrMaps Widget vs Leaflet
Head-to-head usage across the sites we track.
Top sites by authority
ClustrMaps Widget · Leaflet · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
10
50
Open Page Rank 8+
44
871
Open Page Rank 7+
87
2,961
Open Page Rank 6+
104
5,116
Open Page Rank 5+
129
8,402
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
ClustrMaps Widget · Leaflet · share of sites in each country using one or the other
United States
411
50,690
France
173
31,268
Germany
191
27,684
Italy
158
18,286
United Kingdom
202
18,071
Spain
180
16,401
India
296
13,763
Poland
104
13,668
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | ClustrMaps Widget | Leaflet |
|---|---|---|
| LCP | 1.7 s | 1.8 s |
| INP | 50 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 800 ms | 700 ms |
Median site's p75 values from the Chrome UX Report, Sep 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.