MailChimp vs Wunderkind
Head-to-head usage across the sites we track.
Top sites by authority
MailChimp · Wunderkind · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
56
5
Open Page Rank 8+
852
50
Open Page Rank 7+
3,776
208
Open Page Rank 6+
8,015
338
Open Page Rank 5+
15,311
481
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
MailChimp · Wunderkind · share of sites in each country using one or the other
United States
140,200
1,714
United Kingdom
64,810
1,247
Canada
41,963
1,328
India
40,362
1,165
Italy
33,400
774
Australia
31,343
1,005
Netherlands
31,497
787
Spain
31,220
836
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | MailChimp | Wunderkind |
|---|---|---|
| LCP | 1.9 s | 1.9 s |
| INP | 75 ms | 150 ms |
| CLS | 0 | 0.05 |
| TTFB | 900 ms | 700 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
MailChimp to Wunderkind
| Domain | When |
|---|---|
| nominalx.com | Oct 2026 |
| dedcool.com | Dec 2025 |
Wunderkind to MailChimp
| Domain | When |
|---|---|
| upi.com | May 2026 |