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
76.936 77.376	59.712 58.851	15.605 16.516	1.619 2.009

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 (%)
77.61 % 76.06 %	20.28 % 21.35 %	2.10 % 2.60 %

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	5992 5909	4655 4440	1204 1299	133 170	77.69 % 75.14 %	20.09 % 21.98 %	2.22 % 2.88 %
Elektronics	5825 5925	4567 4507	1145 1276	113 142	78.40 % 76.07 %	19.66 % 21.54 %	1.94 % 2.40 %
Entertainment	5903 5885	4538 4452	1232 1281	133 152	76.88 % 75.65 %	20.87 % 21.77 %	2.25 % 2.58 %
Cosmetics & Beauty	6045 6227	4714 4782	1199 1289	132 156	77.98 % 76.79 %	19.83 % 20.70 %	2.18 % 2.51 %
Food & Drink	5962 5860	4581 4417	1253 1298	128 145	76.84 % 75.38 %	21.02 % 22.15 %	2.15 % 2.47 %
Home & Garden	5803 5802	4506 4390	1172 1255	125 157	77.65 % 75.66 %	20.20 % 21.63 %	2.15 % 2.71 %
Finance	5858 6052	4742 4809	998 1080	118 163	80.95 % 79.46 %	17.04 % 17.85 %	2.01 % 2.69 %
Health	5981 5852	4863 4597	998 1112	120 143	81.31 % 78.55 %	16.69 % 19.00 %	2.01 % 2.44 %
Pets	5832 5969	4494 4523	1216 1290	122 156	77.06 % 75.77 %	20.85 % 21.61 %	2.09 % 2.61 %
Sport & Fitness	5982 6013	4589 4597	1270 1262	123 154	76.71 % 76.45 %	21.23 % 20.99 %	2.06 % 2.56 %
Job & Career	5965 5970	4537 4390	1300 1438	128 142	76.06 % 73.53 %	21.79 % 24.09 %	2.15 % 2.38 %
Dating	5889 5874	4313 4241	1466 1471	110 162	73.24 % 72.20 %	24.89 % 25.04 %	1.87 % 2.76 %
Other	5899 6038	4613 4706	1152 1165	134 167	78.20 % 77.94 %	19.53 % 19.29 %	2.27 % 2.77 %

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	5571 5498	4125 4015	1335 1347	111 136	74.04 % 73.03 %	23.96 % 24.50 %	1.99 % 2.47 %
Outlook Mail	5472 5450	4161 4036	1196 1268	115 146	76.04 % 74.06 %	21.86 % 23.27 %	2.10 % 2.68 %
Yahoo Mail	5460 5564	4155 4177	1185 1237	120 150	76.10 % 75.07 %	21.70 % 22.23 %	2.20 % 2.70 %
AOL Mail	5454 5387	4171 4058	1160 1189	123 140	76.48 % 75.33 %	21.27 % 22.07 %	2.26 % 2.60 %
Mail.com	5536 5602	4394 4317	1029 1144	113 141	79.37 % 77.06 %	18.59 % 20.42 %	2.04 % 2.52 %
Yandex Mail	5330 5579	4125 4177	1104 1266	101 136	77.39 % 74.87 %	20.71 % 22.69 %	1.89 % 2.44 %
GMX Mail	5596 5520	4230 4113	1245 1260	121 147	75.59 % 74.51 %	22.25 % 22.83 %	2.16 % 2.66 %
Zoho Mail	5518 5492	4337 4223	1064 1119	117 150	78.60 % 76.89 %	19.28 % 20.38 %	2.12 % 2.73 %
ProtonMail	5600 5503	4443 4269	1034 1086	123 148	79.34 % 77.58 %	18.46 % 19.73 %	2.20 % 2.69 %
Custom Mail	5477 5501	4443 4341	924 1021	110 139	81.12 % 78.91 %	16.87 % 18.56 %	2.01 % 2.53 %
iCloud Mail	5452 5570	4036 4087	1303 1338	113 145	74.03 % 73.38 %	23.90 % 24.02 %	2.07 % 2.60 %
Tuta	5533 5715	4385 4450	1030 1120	118 145	79.25 % 77.87 %	18.62 % 19.60 %	2.13 % 2.54 %
Juno.com	5504 5583	4396 4370	985 1068	123 145	79.87 % 78.27 %	17.90 % 19.13 %	2.23 % 2.60 %
Mailfence	5433 5412	4311 4218	1011 1053	111 141	79.35 % 77.94 %	18.61 % 19.46 %	2.04 % 2.61 %

Compare MailChimp with other providers

Compare the email deliverability of MailChimp with other providers.