Astra vs ThemeGrill Radiate
Head-to-head usage across the sites we track.
Top sites by authority
Astra · ThemeGrill Radiate · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
24
0
Open Page Rank 8+
291
10
Open Page Rank 7+
893
18
Open Page Rank 6+
1,674
19
Open Page Rank 5+
2,997
20
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Astra · ThemeGrill Radiate · share of sites in each country using one or the other
United States
53,034
118
India
39,679
46
Spain
21,219
49
Germany
17,293
176
Brazil
16,961
42
France
16,546
97
United Kingdom
16,069
54
Indonesia
14,339
51
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Astra | ThemeGrill Radiate |
|---|---|---|
| LCP | 2.5 s | 1.8 s |
| INP | 75 ms | 50 ms |
| CLS | 0 | 0.05 |
| TTFB | 1400 ms | 900 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.