Blueshift vs Site Kit
Head-to-head usage across the sites we track.
Top sites by authority
Blueshift · Site Kit · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
1
38
Open Page Rank 8+
4
649
Open Page Rank 7+
10
2,684
Open Page Rank 6+
19
5,882
Open Page Rank 5+
27
12,397
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Blueshift · Site Kit · share of sites in each country using one or the other
United States
307
188,804
India
68
91,772
Japan
26
73,383
Brazil
29
68,562
United Kingdom
59
63,200
Spain
36
61,929
France
36
60,827
Italy
31
56,615
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Blueshift | Site Kit |
|---|---|---|
| LCP | 1.9 s | 2.4 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 1000 ms | 1300 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.