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
127
Open Page Rank 8+
55
2,240
Open Page Rank 7+
142
8,573
Open Page Rank 6+
244
14,814
Open Page Rank 5+
378
22,702
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
1,751
103,678
India
1,809
46,985
United Kingdom
1,054
34,408
Germany
1,053
34,013
Canada
708
30,613
Indonesia
783
29,812
Brazil
1,185
29,287
Spain
686
28,586
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 | 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.
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 |