Darwin vs Ubuntu
Head-to-head usage across the sites we track.
Top sites by authority
Darwin · Ubuntu · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
1
45
Open Page Rank 8+
3
916
Open Page Rank 7+
3
3,399
Open Page Rank 6+
3
6,442
Open Page Rank 5+
3
11,221
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Darwin · Ubuntu · share of sites in each country using one or the other
United States
19
72,559
India
12
56,993
Germany
11
35,687
Brazil
12
32,746
Russia
8
32,180
United Kingdom
12
29,713
France
10
26,478
Italy
14
24,736
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Darwin | Ubuntu |
|---|---|---|
| LCP | 1.2 s | 1.9 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 400 ms | 700 ms |
Median site's p75 values from the Chrome UX Report, Aug 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.