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
63.973 64.544	50.112 51.065	12.784 12.507	1.666 1.462

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 (%)
78.33 % 79.12 %	19.98 % 19.38 %	2.60 % 2.27 %

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	4680 4875	3647 3825	974 979	124 106	77.93 % 78.46 %	20.81 % 20.08 %	2.65 % 2.17 %
Elektronics	4774 4838	3773 3830	914 942	123 103	79.03 % 79.16 %	19.15 % 19.47 %	2.58 % 2.13 %
Entertainment	5102 5193	3988 4062	1000 1048	132 118	78.17 % 78.22 %	19.60 % 20.18 %	2.59 % 2.27 %
Cosmetics & Beauty	4883 4990	3826 3989	990 913	129 119	78.35 % 79.94 %	20.27 % 18.30 %	2.64 % 2.38 %
Food & Drink	4863 5230	3797 4120	1008 1021	118 129	78.08 % 78.78 %	20.73 % 19.52 %	2.43 % 2.47 %
Home & Garden	4976 4733	3888 3704	1016 949	127 111	78.14 % 78.26 %	20.42 % 20.05 %	2.55 % 2.35 %
Finance	4956 4973	4015 4052	842 855	140 106	81.01 % 81.48 %	16.99 % 17.19 %	2.82 % 2.13 %
Health	4983 4995	4004 4094	896 847	132 114	80.35 % 81.96 %	17.98 % 16.96 %	2.65 % 2.28 %
Pets	4968 4933	3895 3909	981 937	132 115	78.40 % 79.24 %	19.75 % 18.99 %	2.66 % 2.33 %
Sport & Fitness	4949 4958	3848 3915	1006 983	133 109	77.75 % 78.96 %	20.33 % 19.83 %	2.69 % 2.20 %
Job & Career	5031 4998	3865 3859	1084 1057	130 115	76.82 % 77.21 %	21.55 % 21.15 %	2.58 % 2.30 %
Dating	4880 4840	3655 3712	1140 1048	122 108	74.90 % 76.69 %	23.36 % 21.65 %	2.50 % 2.23 %
Other	4928 4988	3911 3994	933 928	124 109	79.36 % 80.07 %	18.93 % 18.60 %	2.52 % 2.19 %

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	4709 4820	3594 3701	1032 1051	117 100	76.32 % 76.78 %	21.92 % 21.80 %	2.48 % 2.07 %
Outlook Mail	4505 4592	3463 3603	966 943	120 99	76.87 % 78.46 %	21.44 % 20.54 %	2.66 % 2.16 %
Yahoo Mail	4762 4594	3699 3586	1007 906	124 112	77.68 % 78.06 %	21.15 % 19.72 %	2.60 % 2.44 %
AOL Mail	4603 4861	3576 3820	946 969	121 111	77.69 % 78.58 %	20.55 % 19.93 %	2.63 % 2.28 %
Mail.com	4887 4827	3873 3873	937 880	128 112	79.25 % 80.24 %	19.17 % 18.23 %	2.62 % 2.32 %
Yandex Mail	4565 4728	3565 3693	953 953	126 115	78.09 % 78.11 %	20.88 % 20.16 %	2.76 % 2.43 %
GMX Mail	4561 4845	3484 3773	986 1031	115 99	76.39 % 77.87 %	21.62 % 21.28 %	2.52 % 2.04 %
Zoho Mail	4795 4651	3814 3739	899 866	127 115	79.54 % 80.39 %	18.75 % 18.62 %	2.65 % 2.47 %
ProtonMail	4616 4713	3720 3793	833 845	116 102	80.59 % 80.48 %	18.05 % 17.93 %	2.51 % 2.16 %
Custom Mail	4732 4655	3784 3809	865 772	126 96	79.97 % 81.83 %	18.28 % 16.58 %	2.66 % 2.06 %
iCloud Mail	4639 4525	3554 3464	1020 1020	125 99	76.61 % 76.55 %	21.99 % 22.54 %	2.69 % 2.19 %
Tuta	4582 4762	3641 3840	861 848	117 116	79.46 % 80.64 %	18.79 % 17.81 %	2.55 % 2.44 %
Juno.com	4724 4807	3767 3870	848 835	120 111	79.74 % 80.51 %	17.95 % 17.37 %	2.54 % 2.31 %
Mailfence	3293 3164	2578 2501	631 588	84 75	78.29 % 79.05 %	19.16 % 18.58 %	2.55 % 2.37 %

Compare Constant Contact with other providers

Compare the email deliverability of Constant Contact with other providers.