MailChimp vs Shanon
Head-to-head usage across the sites we track.
Top sites by authority
MailChimp · Shanon · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
56
0
Open Page Rank 8+
852
10
Open Page Rank 7+
3,776
35
Open Page Rank 6+
8,015
62
Open Page Rank 5+
15,311
94
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
MailChimp · Shanon · share of sites in each country using one or the other
United States
140,200
45
United Kingdom
64,810
20
Canada
41,963
18
India
40,362
42
Italy
33,400
19
Netherlands
31,497
18
Australia
31,343
18
Spain
31,220
19
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | MailChimp | Shanon |
|---|---|---|
| LCP | 1.9 s | 1.4 s |
| INP | 75 ms | 50 ms |
| CLS | 0 | 0 |
| TTFB | 900 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.