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
66.082 66.103	51.160 50.487	13.535 13.951	1.387 1.665

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 (%)
77.42 % 76.38 %	20.48 % 21.10 %	2.10 % 2.52 %

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	5136 4977	3984 3771	1035 1072	117 134	77.57 % 75.77 %	20.15 % 21.54 %	2.28 % 2.69 %
Elektronics	4977 5009	3884 3852	992 1040	101 117	78.04 % 76.90 %	19.93 % 20.76 %	2.03 % 2.34 %
Entertainment	5090 5116	3923 3886	1055 1101	112 129	77.07 % 75.96 %	20.73 % 21.52 %	2.20 % 2.52 %
Cosmetics & Beauty	5184 5279	4023 4045	1054 1107	107 127	77.60 % 76.62 %	20.33 % 20.97 %	2.06 % 2.41 %
Food & Drink	5275 5001	4053 3781	1108 1105	114 115	76.83 % 75.60 %	21.00 % 22.10 %	2.16 % 2.30 %
Home & Garden	4841 4977	3737 3791	1002 1055	102 131	77.19 % 76.17 %	20.70 % 21.20 %	2.11 % 2.63 %
Finance	4984 5118	4024 4100	864 886	96 132	80.74 % 80.11 %	17.34 % 17.31 %	1.93 % 2.58 %
Health	5118 4975	4140 3935	872 919	106 121	80.89 % 79.10 %	17.04 % 18.47 %	2.07 % 2.43 %
Pets	4994 5134	3849 3913	1034 1088	111 133	77.07 % 76.22 %	20.70 % 21.19 %	2.22 % 2.59 %
Sport & Fitness	5103 5185	3901 3982	1104 1073	98 130	76.45 % 76.80 %	21.63 % 20.69 %	1.92 % 2.51 %
Job & Career	5105 5080	3861 3747	1133 1217	111 116	75.63 % 73.76 %	22.19 % 23.96 %	2.17 % 2.28 %
Dating	5136 5024	3754 3611	1280 1280	102 133	73.09 % 71.88 %	24.92 % 25.48 %	1.99 % 2.65 %
Other	5139 5228	4027 4073	1002 1008	110 147	78.36 % 77.91 %	19.50 % 19.28 %	2.14 % 2.81 %

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	4768 4685	3505 3432	1166 1143	97 110	73.51 % 73.26 %	24.45 % 24.40 %	2.03 % 2.35 %
Outlook Mail	4707 4657	3566 3475	1045 1060	96 122	75.76 % 74.62 %	22.20 % 22.76 %	2.04 % 2.62 %
Yahoo Mail	4679 4781	3546 3598	1029 1056	104 127	75.79 % 75.26 %	21.99 % 22.09 %	2.22 % 2.66 %
AOL Mail	4750 4607	3617 3480	1018 1009	115 118	76.15 % 75.54 %	21.43 % 21.90 %	2.42 % 2.56 %
Mail.com	4786 4835	3790 3743	898 970	98 122	79.19 % 77.41 %	18.76 % 20.06 %	2.05 % 2.52 %
Yandex Mail	4665 4750	3606 3572	963 1061	96 117	77.30 % 75.20 %	20.64 % 22.34 %	2.06 % 2.46 %
GMX Mail	4801 4776	3630 3573	1074 1083	97 120	75.61 % 74.81 %	22.37 % 22.68 %	2.02 % 2.51 %
Zoho Mail	4693 4790	3693 3709	896 958	104 123	78.69 % 77.43 %	19.09 % 20.00 %	2.22 % 2.57 %
ProtonMail	4705 4614	3720 3613	887 886	98 115	79.06 % 78.31 %	18.85 % 19.20 %	2.08 % 2.49 %
Custom Mail	4677 4741	3780 3725	807 904	90 112	80.82 % 78.57 %	17.25 % 19.07 %	1.92 % 2.36 %
iCloud Mail	4582 4652	3382 3421	1110 1108	90 123	73.81 % 73.54 %	24.23 % 23.82 %	1.96 % 2.64 %
Tuta	4734 4813	3727 3776	908 916	99 121	78.73 % 78.45 %	19.18 % 19.03 %	2.09 % 2.51 %
Juno.com	4865 4717	3883 3703	874 897	108 117	79.82 % 78.50 %	17.97 % 19.02 %	2.22 % 2.48 %
Mailfence	4670 4685	3715 3667	860 900	95 118	79.55 % 78.27 %	18.42 % 19.21 %	2.03 % 2.52 %

Compare MailChimp with other providers

Compare the email deliverability of MailChimp with other providers.