Dart vs Java
Head-to-head usage across the sites we track.
Top sites by authority
Dart · Java · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
8
126
Open Page Rank 8+
56
2,314
Open Page Rank 7+
141
8,936
Open Page Rank 6+
229
15,536
Open Page Rank 5+
361
23,824
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Dart · Java · share of sites in each country using one or the other
United States
1,867
115,677
India
1,904
53,805
Germany
1,139
39,854
United Kingdom
1,098
39,030
Canada
750
35,015
France
891
34,236
Brazil
1,226
32,646
Indonesia
832
32,744
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Dart | Java |
|---|---|---|
| LCP | 1.9 s | 1.9 s |
| INP | 125 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 800 ms |
Median site's p75 values from the Chrome UX Report, Jun 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
Java to Dart
| Domain | When |
|---|---|
| autogen.co.za | Nov 2025 |
| virseker.co.za | Sep 2025 |