Constant Contact and MailChimp Email Deliverability Comparison

Constant Contact

MailChimp

In this comparison, the deliverability of Constant Contact and MailChimp 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
77.346 76.739	59.160 60.005	16.331 15.302	1.855 1.432

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

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

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

Compare Constant Contact with other providers

Compare the email deliverability of Constant Contact with other providers.