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
76.695 77.274	58.415 59.590	16.247 15.974	2.033 1.710

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 (%)
76.17 % 77.12 %	21.18 % 20.67 %	2.65 % 2.21 %

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	5723 5915	4315 4534	1247 1248	161 133	75.40 % 76.65 %	21.79 % 21.10 %	2.81 % 2.25 %
Elektronics	5794 5727	4440 4455	1208 1154	146 118	76.63 % 77.79 %	20.85 % 20.15 %	2.52 % 2.06 %
Entertainment	6005 6159	4560 4695	1287 1325	158 139	75.94 % 76.23 %	21.43 % 21.51 %	2.63 % 2.26 %
Cosmetics & Beauty	5968 6057	4535 4701	1281 1217	152 139	75.99 % 77.61 %	21.46 % 20.09 %	2.55 % 2.29 %
Food & Drink	5929 6135	4485 4687	1296 1303	148 145	75.65 % 76.40 %	21.86 % 21.24 %	2.50 % 2.36 %
Home & Garden	5694 5751	4328 4385	1215 1234	151 132	76.01 % 76.25 %	21.34 % 21.46 %	2.65 % 2.30 %
Finance	5920 5913	4735 4765	1019 1028	166 120	79.98 % 80.59 %	17.21 % 17.39 %	2.80 % 2.03 %
Health	5844 5947	4630 4821	1060 994	154 132	79.23 % 81.07 %	18.14 % 16.71 %	2.64 % 2.22 %
Pets	5954 5798	4529 4460	1264 1207	161 131	76.07 % 76.92 %	21.23 % 20.82 %	2.70 % 2.26 %
Sport & Fitness	6034 6016	4592 4602	1277 1287	165 127	76.10 % 76.50 %	21.16 % 21.39 %	2.73 % 2.11 %
Job & Career	5899 5975	4329 4473	1422 1370	148 132	73.39 % 74.86 %	24.11 % 22.93 %	2.51 % 2.21 %
Dating	5897 5860	4233 4295	1503 1441	161 124	71.78 % 73.29 %	25.49 % 24.59 %	2.73 % 2.12 %
Other	6034 6021	4704 4717	1168 1166	162 138	77.96 % 78.34 %	19.36 % 19.37 %	2.68 % 2.29 %

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	5432 5556	3989 4079	1308 1364	135 113	73.44 % 73.42 %	24.08 % 24.55 %	2.49 % 2.03 %
Outlook Mail	5238 5533	3869 4172	1226 1244	143 117	73.86 % 75.40 %	23.41 % 22.48 %	2.73 % 2.11 %
Yahoo Mail	5504 5422	4126 4089	1228 1199	150 134	74.96 % 75.41 %	22.31 % 22.11 %	2.73 % 2.47 %
AOL Mail	5405 5588	4055 4253	1202 1209	148 126	75.02 % 76.11 %	22.24 % 21.64 %	2.74 % 2.25 %
Mail.com	5782 5585	4454 4405	1175 1052	153 128	77.03 % 78.87 %	20.32 % 18.84 %	2.65 % 2.29 %
Yandex Mail	5476 5389	4113 4131	1221 1136	142 122	75.11 % 76.66 %	22.30 % 21.08 %	2.59 % 2.26 %
GMX Mail	5439 5705	4040 4285	1256 1300	143 120	74.28 % 75.11 %	23.09 % 22.79 %	2.63 % 2.10 %
Zoho Mail	5643 5500	4363 4299	1128 1071	152 130	77.32 % 78.16 %	19.99 % 19.47 %	2.69 % 2.36 %
ProtonMail	5392 5578	4227 4408	1023 1053	142 117	78.39 % 79.02 %	18.97 % 18.88 %	2.63 % 2.10 %
Custom Mail	5523 5464	4346 4439	1034 914	143 111	78.69 % 81.24 %	18.72 % 16.73 %	2.59 % 2.03 %
iCloud Mail	5392 5377	3948 3927	1295 1336	149 114	73.22 % 73.03 %	24.02 % 24.85 %	2.76 % 2.12 %
Tuta	5497 5557	4294 4377	1053 1057	150 123	78.12 % 78.77 %	19.16 % 19.02 %	2.73 % 2.21 %
Juno.com	5416 5539	4241 4401	1035 1008	140 130	78.31 % 79.45 %	19.11 % 18.20 %	2.58 % 2.35 %
Mailfence	5556 5481	4350 4325	1063 1031	143 125	78.29 % 78.91 %	19.13 % 18.81 %	2.57 % 2.28 %

Compare Constant Contact with other providers

Compare the email deliverability of Constant Contact with other providers.