Attentive vs Sizebay
Head-to-head usage across the sites we track.
Top sites by authority
Attentive · Sizebay · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
6
0
Open Page Rank 8+
39
0
Open Page Rank 7+
186
2
Open Page Rank 6+
425
3
Open Page Rank 5+
898
5
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Attentive · Sizebay · share of sites in each country using one or the other
United States
8,587
28
Canada
4,559
15
United Kingdom
3,667
23
India
3,473
19
Australia
2,657
12
Germany
2,013
20
France
2,003
22
Mexico
2,009
11
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Attentive | Sizebay |
|---|---|---|
| LCP | 1.8 s | 1.9 s |
| INP | 100 ms | 125 ms |
| CLS | 0 | 0 |
| TTFB | 500 ms | 800 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.