MetroUI vs Radix UI
Head-to-head usage across the sites we track.
Top sites by authority
MetroUI · Radix UI · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
0
65
Open Page Rank 8+
0
827
Open Page Rank 7+
8
2,880
Open Page Rank 6+
12
5,215
Open Page Rank 5+
18
8,513
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
MetroUI · Radix UI · share of sites in each country using one or the other
United States
44
71,938
India
23
46,770
Brazil
19
37,296
United Kingdom
25
26,380
Germany
31
23,436
Canada
12
20,363
France
26
20,270
Indonesia
30
18,901
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | MetroUI | Radix UI |
|---|---|---|
| LCP | 1.7 s | 2.3 s |
| INP | 75 ms | 100 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 800 ms |
Median site's p75 values from the Chrome UX Report, Oct 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.