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+
15
0
Open Page Rank 8+
254
0
Open Page Rank 7+
1,096
1
Open Page Rank 6+
2,422
1
Open Page Rank 5+
4,597
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
27,194
5
United States
19,846
73
Germany
14,837
7
Italy
14,444
5
United Kingdom
12,352
27
Spain
10,837
6
India
10,040
16
Netherlands
8,273
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 | 1000 ms | 1000 ms |
Median site's p75 values from the Chrome UX Report, Sep 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.