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+
69
7
Open Page Rank 8+
1,198
93
Open Page Rank 7+
5,105
354
Open Page Rank 6+
9,862
687
Open Page Rank 5+
16,562
1,243
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
73,087
6,224
United Kingdom
33,442
2,983
India
31,925
2,180
Canada
25,903
2,263
Germany
25,618
2,072
France
22,597
1,943
Brazil
22,273
1,294
Spain
20,719
1,659
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Amazon SES | SparkPost |
|---|---|---|
| LCP | 1.8 s | 1.8 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 800 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.
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 |
| autocarestore.ro | Jul 2025 |
SparkPost to Amazon SES
| Domain | When |
|---|---|
| flint.nl | Aug 2025 |
| autocarestore.ro | Jul 2025 |