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+
4
0
Open Page Rank 8+
39
0
Open Page Rank 7+
200
1
Open Page Rank 6+
444
2
Open Page Rank 5+
902
3
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
7,507
28
Canada
3,912
14
United Kingdom
3,151
22
India
3,038
15
Australia
2,248
9
Mexico
1,757
10
Germany
1,694
17
France
1,599
20
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Attentive | Sizebay |
|---|---|---|
| LCP | 1.7 s | 1.9 s |
| INP | 100 ms | 125 ms |
| CLS | 0 | 0 |
| TTFB | 500 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.