Mailgun vs Mailman
Head-to-head usage across the sites we track.
Top sites by authority
Mailgun · Mailman · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
32
1
Open Page Rank 8+
597
27
Open Page Rank 7+
2,382
51
Open Page Rank 6+
5,006
56
Open Page Rank 5+
9,283
61
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Mailgun · Mailman · share of sites in each country using one or the other
United States
79,971
97
United Kingdom
32,456
63
Canada
25,014
52
India
24,437
88
Germany
18,963
62
Australia
18,461
43
France
17,380
60
Netherlands
16,595
53
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Mailgun | Mailman |
|---|---|---|
| LCP | 1.8 s | 1.5 s |
| INP | 75 ms | 50 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 800 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.