Bluecore vs MailChimp
Head-to-head usage across the sites we track.
Top sites by authority
Bluecore · MailChimp · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
2
55
Open Page Rank 8+
9
881
Open Page Rank 7+
47
3,928
Open Page Rank 6+
70
8,381
Open Page Rank 5+
103
16,023
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Bluecore · MailChimp · share of sites in each country using one or the other
United States
372
161,030
United Kingdom
238
74,844
Canada
317
48,970
India
286
47,917
France
201
37,876
Australia
204
37,236
Italy
174
37,051
Germany
186
36,354
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Bluecore | MailChimp |
|---|---|---|
| LCP | 2.3 s | 2 s |
| INP | 137 ms | 75 ms |
| CLS | 0.05 | 0 |
| TTFB | 800 ms | 900 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.