MailChimp and Constant Contact Email Deliverability Comparison

MailChimp

Constant Contact

In this comparison, the deliverability of MailChimp and Constant Contact is compared in detail. All available data, taking the filters into account, is used for the comparison.

Email deliverability

This comparison compares the numbers for sent emails, you can also see in which folder the emails at the email service provider ended up and how many emails were lost on the way. The numbers look better for MailChimp than for Constant Contact.

Emails Sent	Emails Inbox	Emails Spam	Emails Lost
66.382 65.457	51.054 49.992	13.829 13.772	1.499 1.693

Email deliverability rates

The following table shows the most important deliverability rates (in percent) for the compared providers. The higher the inbox rate and the lower the spam rate, the better. MailChimp beats Constant Contact in this comparison.

Inbox (%)	Spam (%)	Lost (%)
76.91 % 76.37 %	20.83 % 21.04 %	2.26 % 2.59 %

Email deliverability by category

This comparison compares the deliverability taking into account the category or the industry. The deliverability can vary greatly depending on the industry. In this comparison, MailChimp is the clear winner.

Category	Emails Sent	Emails Inbox	Emails Spam	Emails Lost	Inbox (%)	Spam (%)	Lost (%)
Clothing	5101 4789	3894 3623	1089 1037	118 129	76.34 % 75.65 %	21.35 % 21.65 %	2.31 % 2.69 %
Elektronics	4904 4926	3804 3784	996 1023	104 119	77.57 % 76.82 %	20.31 % 20.77 %	2.12 % 2.42 %
Entertainment	5369 5074	4076 3868	1171 1073	122 133	75.92 % 76.23 %	21.81 % 21.15 %	2.27 % 2.62 %
Cosmetics & Beauty	5168 5140	4006 3913	1041 1097	121 130	77.52 % 76.13 %	20.14 % 21.34 %	2.34 % 2.53 %
Food & Drink	5285 5050	4035 3825	1124 1104	126 121	76.35 % 75.74 %	21.27 % 21.86 %	2.38 % 2.40 %
Home & Garden	4863 4925	3697 3745	1056 1054	110 126	76.02 % 76.04 %	21.71 % 21.40 %	2.26 % 2.56 %
Finance	5073 5060	4069 4068	898 852	106 140	80.21 % 80.40 %	17.70 % 16.84 %	2.09 % 2.77 %
Health	5124 4980	4147 3959	861 890	116 131	80.93 % 79.50 %	16.80 % 17.87 %	2.26 % 2.63 %
Pets	4941 5077	3794 3892	1033 1051	114 134	76.79 % 76.66 %	20.91 % 20.70 %	2.31 % 2.64 %
Sport & Fitness	5173 5187	3949 3937	1111 1106	113 144	76.34 % 75.90 %	21.48 % 21.32 %	2.18 % 2.78 %
Job & Career	5096 5011	3798 3700	1183 1189	115 122	74.53 % 73.84 %	23.21 % 23.73 %	2.26 % 2.43 %
Dating	5038 5086	3682 3651	1241 1303	115 132	73.08 % 71.79 %	24.63 % 25.62 %	2.28 % 2.60 %
Other	5247 5152	4103 4027	1025 993	119 132	78.20 % 78.16 %	19.53 % 19.27 %	2.27 % 2.56 %

Email deliverability by email service provider

Finally, the following table compares the deliverability taking into account the email service provider. Similar to the industry, also the email service provider can affect the email deliverability in both directions — positive or negative. In this comparison, MailChimp is better than Constant Contact.

Provider	Emails Sent	Emails Inbox	Emails Spam	Emails Lost	Inbox (%)	Spam (%)	Lost (%)
Gmail	4814 4727	3525 3484	1190 1128	99 115	73.22 % 73.70 %	24.72 % 23.86 %	2.06 % 2.43 %
Outlook Mail	4762 4400	3581 3264	1078 1018	103 118	75.20 % 74.18 %	22.64 % 23.14 %	2.16 % 2.68 %
Yahoo Mail	4667 4699	3510 3522	1038 1049	119 128	75.21 % 74.95 %	22.24 % 22.32 %	2.55 % 2.72 %
AOL Mail	4835 4621	3679 3484	1043 1013	113 124	76.09 % 75.39 %	21.57 % 21.92 %	2.34 % 2.68 %
Mail.com	4713 4980	3701 3850	903 1004	109 126	78.53 % 77.31 %	19.16 % 20.16 %	2.31 % 2.53 %
Yandex Mail	4602 4626	3523 3497	970 1015	109 114	76.55 % 75.59 %	21.08 % 21.94 %	2.37 % 2.46 %
GMX Mail	4884 4608	3652 3420	1126 1072	106 116	74.77 % 74.22 %	23.05 % 23.26 %	2.17 % 2.52 %
Zoho Mail	4719 4815	3669 3732	935 958	115 125	77.75 % 77.51 %	19.81 % 19.90 %	2.44 % 2.60 %
ProtonMail	4809 4573	3772 3605	933 850	104 118	78.44 % 78.83 %	19.40 % 18.59 %	2.16 % 2.58 %
Custom Mail	4669 4742	3797 3741	778 883	94 118	81.32 % 78.89 %	16.66 % 18.62 %	2.01 % 2.49 %
iCloud Mail	4648 4615	3388 3379	1161 1109	99 127	72.89 % 73.22 %	24.98 % 24.03 %	2.13 % 2.75 %
Tuta	4741 4704	3737 3681	898 896	106 127	78.82 % 78.25 %	18.94 % 19.05 %	2.24 % 2.70 %
Juno.com	4766 4580	3779 3593	878 873	109 114	79.29 % 78.45 %	18.42 % 19.06 %	2.29 % 2.49 %
Mailfence	4753 4767	3741 3740	898 904	114 123	78.71 % 78.46 %	18.89 % 18.96 %	2.40 % 2.58 %

Compare MailChimp with other providers

Compare the email deliverability of MailChimp with other providers.