Sendinblue vs Sendlane
Head-to-head usage across the sites we track.
Top sites by authority
Sendinblue · Sendlane · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
15
1
Open Page Rank 8+
254
1
Open Page Rank 7+
1,096
2
Open Page Rank 6+
2,422
8
Open Page Rank 5+
4,597
14
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Sendinblue · Sendlane · share of sites in each country using one or the other
France
27,194
28
United States
19,846
298
Germany
14,837
44
Italy
14,444
26
United Kingdom
12,352
89
Spain
10,837
22
India
10,040
64
Netherlands
8,273
25
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Sendinblue | Sendlane |
|---|---|---|
| LCP | 2 s | 1.7 s |
| INP | 75 ms | 100 ms |
| CLS | 0 | 0 |
| TTFB | 1000 ms | 500 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.