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
76.739 77.346	60.005 59.160	15.302 16.331	1.432 1.855

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 (%)
78.19 % 76.49 %	19.94 % 21.11 %	1.87 % 2.40 %

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	6027 6015	4727 4536	1181 1321	119 158	78.43 % 75.41 %	19.60 % 21.96 %	1.97 % 2.63 %
Elektronics	5905 6084	4674 4706	1129 1241	102 137	79.15 % 77.35 %	19.12 % 20.40 %	1.73 % 2.25 %
Entertainment	5930 5962	4613 4530	1199 1296	118 136	77.79 % 75.98 %	20.22 % 21.74 %	1.99 % 2.28 %
Cosmetics & Beauty	5984 5949	4703 4622	1155 1188	126 139	78.59 % 77.69 %	19.30 % 19.97 %	2.11 % 2.34 %
Food & Drink	5720 5806	4440 4417	1167 1254	113 135	77.62 % 76.08 %	20.40 % 21.60 %	1.98 % 2.33 %
Home & Garden	5892 5795	4587 4396	1186 1256	119 143	77.85 % 75.86 %	20.13 % 21.67 %	2.02 % 2.47 %
Finance	5806 5969	4741 4754	959 1065	106 150	81.66 % 79.64 %	16.52 % 17.84 %	1.83 % 2.51 %
Health	6004 6045	4873 4774	1034 1129	97 142	81.16 % 78.97 %	17.22 % 18.68 %	1.62 % 2.35 %
Pets	5926 6004	4588 4560	1229 1295	109 149	77.42 % 75.95 %	20.74 % 21.57 %	1.84 % 2.48 %
Sport & Fitness	5900 5946	4585 4551	1209 1258	106 137	77.71 % 76.54 %	20.49 % 21.16 %	1.80 % 2.30 %
Job & Career	5958 6056	4566 4472	1273 1444	119 140	76.64 % 73.84 %	21.37 % 23.84 %	2.00 % 2.31 %
Dating	5887 5776	4323 4195	1473 1438	91 143	73.43 % 72.63 %	25.02 % 24.90 %	1.55 % 2.48 %
Other	5800 5939	4585 4647	1108 1146	107 146	79.05 % 78.25 %	19.10 % 19.30 %	1.84 % 2.46 %

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	5593 5532	4190 4057	1296 1345	107 130	74.92 % 73.34 %	23.17 % 24.31 %	1.91 % 2.35 %
Outlook Mail	5529 5594	4217 4159	1215 1303	97 132	76.27 % 74.35 %	21.98 % 23.29 %	1.75 % 2.36 %
Yahoo Mail	5348 5503	4113 4172	1136 1203	99 128	76.91 % 75.81 %	21.24 % 21.86 %	1.85 % 2.33 %
AOL Mail	5571 5586	4329 4225	1138 1218	104 143	77.71 % 75.64 %	20.43 % 21.80 %	1.87 % 2.56 %
Mail.com	5591 5356	4452 4161	1034 1066	105 129	79.63 % 77.69 %	18.49 % 19.90 %	1.88 % 2.41 %
Yandex Mail	5337 5541	4137 4195	1112 1217	88 129	77.52 % 75.71 %	20.84 % 21.96 %	1.65 % 2.33 %
GMX Mail	5458 5598	4176 4176	1179 1284	103 138	76.51 % 74.60 %	21.60 % 22.94 %	1.89 % 2.47 %
Zoho Mail	5587 5425	4447 4188	1039 1100	101 137	79.60 % 77.20 %	18.60 % 20.28 %	1.81 % 2.53 %
ProtonMail	5463 5479	4395 4288	970 1054	98 137	80.45 % 78.26 %	17.76 % 19.24 %	1.79 % 2.50 %
Custom Mail	5293 5494	4277 4373	917 988	99 133	80.80 % 79.60 %	17.32 % 17.98 %	1.87 % 2.42 %
iCloud Mail	5402 5331	4024 3899	1276 1307	102 125	74.49 % 73.14 %	23.62 % 24.52 %	1.89 % 2.34 %
Tuta	5611 5735	4479 4484	1023 1124	109 127	79.83 % 78.19 %	18.23 % 19.60 %	1.94 % 2.21 %
Juno.com	5417 5660	4350 4450	945 1073	122 137	80.30 % 78.62 %	17.45 % 18.96 %	2.25 % 2.42 %
Mailfence	5539 5512	4419 4333	1022 1049	98 130	79.78 % 78.61 %	18.45 % 19.03 %	1.77 % 2.36 %

Compare MailChimp with other providers

Compare the email deliverability of MailChimp with other providers.