Sendinblue vs Shanon
Head-to-head usage across the sites we track.
Top sites by authority
Sendinblue · Shanon · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
14
0
Open Page Rank 8+
263
11
Open Page Rank 7+
1,127
35
Open Page Rank 6+
2,466
64
Open Page Rank 5+
4,672
95
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Sendinblue · Shanon · share of sites in each country using one or the other
France
30,954
21
United States
22,537
58
Germany
16,656
22
Italy
15,681
22
United Kingdom
13,949
21
Spain
11,748
20
India
11,543
49
Netherlands
9,324
21
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Sendinblue | Shanon |
|---|---|---|
| LCP | 2 s | 1.5 s |
| INP | 75 ms | 50 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.