Sendinblue vs Simplero
Head-to-head usage across the sites we track.
Top sites by authority
Sendinblue · Simplero · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
13
0
Open Page Rank 8+
250
0
Open Page Rank 7+
1,100
1
Open Page Rank 6+
2,435
1
Open Page Rank 5+
4,621
3
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Sendinblue · Simplero · share of sites in each country using one or the other
France
25,958
5
United States
19,918
86
Germany
14,883
8
Italy
13,878
4
United Kingdom
12,372
27
Spain
10,428
6
India
10,203
14
Netherlands
8,237
5
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Sendinblue | Simplero |
|---|---|---|
| LCP | 2 s | 1.8 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 900 ms | 1000 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.