Amazon SES vs SparkPost
Head-to-head usage across the sites we track.
Top sites by authority
Amazon SES · SparkPost · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
68
7
Open Page Rank 8+
1,210
95
Open Page Rank 7+
5,141
353
Open Page Rank 6+
9,940
678
Open Page Rank 5+
16,692
1,236
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Amazon SES · SparkPost · share of sites in each country using one or the other
United States
67,827
5,634
United Kingdom
30,161
2,625
India
29,401
1,953
Canada
23,344
1,973
Germany
23,317
1,856
Brazil
21,901
1,201
France
19,422
1,574
Australia
18,824
1,296
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Amazon SES | SparkPost |
|---|---|---|
| LCP | 1.8 s | 1.7 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 800 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
Amazon SES to SparkPost
| Domain | When |
|---|---|
| swiftpinnacleloan.com | Nov 2025 |