Fomo vs MailChimp
Head-to-head usage across the sites we track.
Top sites by authority
Fomo · MailChimp · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
1
59
Open Page Rank 8+
5
871
Open Page Rank 7+
13
3,844
Open Page Rank 6+
25
8,214
Open Page Rank 5+
51
15,705
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Fomo · MailChimp · share of sites in each country using one or the other
United States
1,062
142,004
United Kingdom
371
65,019
Canada
353
42,102
India
405
41,567
Australia
328
32,722
Germany
182
31,989
Italy
138
31,919
France
182
31,178
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Fomo | MailChimp |
|---|---|---|
| LCP | 1.8 s | 2 s |
| INP | 100 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 600 ms | 900 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.
Fomo to MailChimp
| Domain | When |
|---|---|
| ausnaturalcare.com.au | Jun 2026 |
MailChimp to Fomo
| Domain | When |
|---|---|
| ketowines.co.nz | Apr 2026 |
| lifelongdeo.com | Jan 2026 |
| kaffetto.es | Dec 2025 |