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
76.959 77.377	59.487 59.263	15.878 16.280	1.594 1.834

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 (%)
77.30 % 76.59 %	20.63 % 21.04 %	2.07 % 2.37 %

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	6000 6015	4650 4543	1219 1315	131 157	77.50 % 75.53 %	20.32 % 21.86 %	2.18 % 2.61 %
Elektronics	5883 5993	4607 4631	1161 1231	115 131	78.31 % 77.27 %	19.73 % 20.54 %	1.95 % 2.19 %
Entertainment	5935 5899	4556 4481	1250 1279	129 139	76.76 % 75.96 %	21.06 % 21.68 %	2.17 % 2.36 %
Cosmetics & Beauty	5962 6021	4613 4690	1217 1197	132 134	77.37 % 77.89 %	20.41 % 19.88 %	2.21 % 2.23 %
Food & Drink	5877 5782	4530 4401	1223 1246	124 135	77.08 % 76.12 %	20.81 % 21.55 %	2.11 % 2.33 %
Home & Garden	5876 5876	4533 4474	1218 1257	125 145	77.14 % 76.14 %	20.73 % 21.39 %	2.13 % 2.47 %
Finance	5828 6015	4709 4788	1005 1078	114 149	80.80 % 79.60 %	17.24 % 17.92 %	1.96 % 2.48 %
Health	5965 5920	4812 4696	1037 1090	116 134	80.67 % 79.32 %	17.38 % 18.41 %	1.94 % 2.26 %
Pets	5918 5977	4536 4543	1259 1286	123 148	76.65 % 76.01 %	21.27 % 21.52 %	2.08 % 2.48 %
Sport & Fitness	5894 5999	4500 4594	1275 1265	119 140	76.35 % 76.58 %	21.63 % 21.09 %	2.02 % 2.33 %
Job & Career	6055 6103	4585 4526	1341 1440	129 137	75.72 % 74.16 %	22.15 % 23.59 %	2.13 % 2.24 %
Dating	5860 5847	4263 4248	1486 1457	111 142	72.75 % 72.65 %	25.36 % 24.92 %	1.89 % 2.43 %
Other	5906 5930	4593 4648	1187 1139	126 143	77.77 % 78.38 %	20.10 % 19.21 %	2.13 % 2.41 %

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	5624 5633	4158 4144	1348 1357	118 132	73.93 % 73.57 %	23.97 % 24.09 %	2.10 % 2.34 %
Outlook Mail	5631 5493	4270 4102	1245 1261	116 130	75.83 % 74.68 %	22.11 % 22.96 %	2.06 % 2.37 %
Yahoo Mail	5381 5663	4091 4284	1175 1244	115 135	76.03 % 75.65 %	21.84 % 21.97 %	2.14 % 2.38 %
AOL Mail	5499 5531	4208 4203	1173 1194	118 134	76.52 % 75.99 %	21.33 % 21.59 %	2.15 % 2.42 %
Mail.com	5538 5532	4376 4291	1048 1112	114 129	79.02 % 77.57 %	18.92 % 20.10 %	2.06 % 2.33 %
Yandex Mail	5381 5570	4133 4223	1149 1221	99 126	76.81 % 75.82 %	21.35 % 21.92 %	1.84 % 2.26 %
GMX Mail	5464 5556	4128 4157	1219 1266	117 133	75.55 % 74.82 %	22.31 % 22.79 %	2.14 % 2.39 %
Zoho Mail	5556 5370	4351 4153	1090 1083	115 134	78.31 % 77.34 %	19.62 % 20.17 %	2.07 % 2.50 %
ProtonMail	5564 5485	4405 4281	1043 1066	116 138	79.17 % 78.05 %	18.75 % 19.43 %	2.08 % 2.52 %
Custom Mail	5358 5348	4305 4248	944 976	109 124	80.35 % 79.43 %	17.62 % 18.25 %	2.03 % 2.32 %
iCloud Mail	5424 5411	3991 3976	1320 1307	113 128	73.58 % 73.48 %	24.34 % 24.15 %	2.08 % 2.37 %
Tuta	5520 5676	4346 4454	1060 1096	114 126	78.73 % 78.47 %	19.20 % 19.31 %	2.07 % 2.22 %
Juno.com	5487 5700	4361 4490	999 1073	127 137	79.48 % 78.77 %	18.21 % 18.82 %	2.31 % 2.40 %
Mailfence	5532 5409	4364 4257	1065 1024	103 128	78.89 % 78.70 %	19.25 % 18.93 %	1.86 % 2.37 %

Compare MailChimp with other providers

Compare the email deliverability of MailChimp with other providers.