SegmentStream vs Site Kit
Head-to-head usage across the sites we track.
Top sites by authority
SegmentStream · Site Kit · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
1
39
Open Page Rank 8+
2
636
Open Page Rank 7+
2
2,691
Open Page Rank 6+
6
5,912
Open Page Rank 5+
9
12,410
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
SegmentStream · Site Kit · share of sites in each country using one or the other
United States
44
194,442
India
21
96,669
Japan
17
73,684
Brazil
9
73,670
United Kingdom
36
63,934
France
26
62,421
Spain
23
58,678
Italy
22
55,218
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | SegmentStream | Site Kit |
|---|---|---|
| LCP | 2 s | 2.4 s |
| INP | 150 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 800 ms | 1300 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.