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+
10
129
Open Page Rank 8+
59
2,282
Open Page Rank 7+
143
8,817
Open Page Rank 6+
235
15,329
Open Page Rank 5+
370
23,495
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
1,724
104,685
India
1,762
47,632
United Kingdom
1,041
34,317
Germany
1,045
34,304
Canada
675
30,484
Brazil
1,140
29,569
Indonesia
735
29,625
France
776
28,165
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, 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.
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 |