Blueknow vs Rebuy
Head-to-head usage across the sites we track.
Top sites by authority
Blueknow · Rebuy · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
0
1
Open Page Rank 8+
2
7
Open Page Rank 7+
13
33
Open Page Rank 6+
19
99
Open Page Rank 5+
23
293
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Blueknow · Rebuy · share of sites in each country using one or the other
United States
51
7,503
Canada
33
3,239
United Kingdom
45
2,815
India
30
2,134
Australia
20
1,972
Germany
50
1,346
France
52
1,222
Mexico
45
963
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Blueknow | Rebuy |
|---|---|---|
| LCP | 2.1 s | 1.7 s |
| INP | 150 ms | 100 ms |
| CLS | 0 | 0 |
| TTFB | 900 ms | 500 ms |
Median site's p75 values from the Chrome UX Report, Jun 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.