Astra vs Lightning
Head-to-head usage across the sites we track.
Top sites by authority
Astra · Lightning · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
21
1
Open Page Rank 8+
298
49
Open Page Rank 7+
889
151
Open Page Rank 6+
1,677
242
Open Page Rank 5+
3,030
320
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Astra · Lightning · share of sites in each country using one or the other
United States
54,700
218
India
40,848
136
Japan
5,717
20,149
Spain
19,785
54
Brazil
17,822
62
Germany
17,658
72
France
16,604
63
United Kingdom
16,239
76
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Astra | Lightning |
|---|---|---|
| LCP | 2.4 s | 1.7 s |
| INP | 75 ms | 25 ms |
| CLS | 0 | 0 |
| TTFB | 1300 ms | 900 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.
Lightning to Astra
| Domain | When |
|---|---|
| microregistrar.com | Apr 2026 |