Constant Contact and Mailgun Email Deliverability Comparison

Constant Contact

Mailgun

In this comparison, the deliverability of Constant Contact and Mailgun 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 Constant Contact than for Mailgun.

Emails Sent	Emails Inbox	Emails Spam	Emails Lost
63.973 63.999	50.112 49.508	12.784 13.525	1.666 1.496

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. Constant Contact beats Mailgun in this comparison.

Inbox (%)	Spam (%)	Lost (%)
78.33 % 77.36 %	19.98 % 21.13 %	2.60 % 2.34 %

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, Constant Contact is the clear winner.

Category	Emails Sent	Emails Inbox	Emails Spam	Emails Lost	Inbox (%)	Spam (%)	Lost (%)
Clothing	4680 5051	3647 3954	974 1018	124 113	77.93 % 78.28 %	20.81 % 20.15 %	2.65 % 2.24 %
Elektronics	4774 5044	3773 3932	914 1037	123 130	79.03 % 77.95 %	19.15 % 20.56 %	2.58 % 2.58 %
Entertainment	5102 4979	3988 3850	1000 1060	132 114	78.17 % 77.32 %	19.60 % 21.29 %	2.59 % 2.29 %
Cosmetics & Beauty	4883 4990	3826 3870	990 1021	129 115	78.35 % 77.56 %	20.27 % 20.46 %	2.64 % 2.30 %
Food & Drink	4863 4820	3797 3750	1008 1007	118 115	78.08 % 77.80 %	20.73 % 20.89 %	2.43 % 2.39 %
Home & Garden	4976 4971	3888 3832	1016 1069	127 112	78.14 % 77.09 %	20.42 % 21.50 %	2.55 % 2.25 %
Finance	4956 4885	4015 3928	842 915	140 114	81.01 % 80.41 %	16.99 % 18.73 %	2.82 % 2.33 %
Health	4983 4897	4004 3866	896 948	132 109	80.35 % 78.95 %	17.98 % 19.36 %	2.65 % 2.23 %
Pets	4968 4883	3895 3717	981 1085	132 116	78.40 % 76.12 %	19.75 % 22.22 %	2.66 % 2.38 %
Sport & Fitness	4949 4858	3848 3731	1006 1040	133 120	77.75 % 76.80 %	20.33 % 21.41 %	2.69 % 2.47 %
Job & Career	5031 4694	3865 3523	1084 1090	130 106	76.82 % 75.05 %	21.55 % 23.22 %	2.58 % 2.26 %
Dating	4880 4718	3655 3480	1140 1156	122 112	74.90 % 73.76 %	23.36 % 24.50 %	2.50 % 2.37 %
Other	4928 5209	3911 4075	933 1079	124 120	79.36 % 78.23 %	18.93 % 20.71 %	2.52 % 2.30 %

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, Constant Contact is better than Mailgun.

Provider	Emails Sent	Emails Inbox	Emails Spam	Emails Lost	Inbox (%)	Spam (%)	Lost (%)
Gmail	4709 4749	3594 3539	1032 1123	117 114	76.32 % 74.52 %	21.92 % 23.65 %	2.48 % 2.40 %
Outlook Mail	4505 4801	3463 3655	966 1057	120 116	76.87 % 76.13 %	21.44 % 22.02 %	2.66 % 2.42 %
Yahoo Mail	4762 4664	3699 3558	1007 1011	124 106	77.68 % 76.29 %	21.15 % 21.68 %	2.60 % 2.27 %
AOL Mail	4603 4512	3576 3477	946 958	121 105	77.69 % 77.06 %	20.55 % 21.23 %	2.63 % 2.33 %
Mail.com	4887 4477	3873 3516	937 887	128 107	79.25 % 78.53 %	19.17 % 19.81 %	2.62 % 2.39 %
Yandex Mail	4565 4816	3565 3693	953 1054	126 107	78.09 % 76.68 %	20.88 % 21.89 %	2.76 % 2.22 %
GMX Mail	4561 4582	3484 3495	986 1042	115 109	76.39 % 76.28 %	21.62 % 22.74 %	2.52 % 2.38 %
Zoho Mail	4795 4636	3814 3606	899 969	127 115	79.54 % 77.78 %	18.75 % 20.90 %	2.65 % 2.48 %
ProtonMail	4616 4685	3720 3681	833 940	116 106	80.59 % 78.57 %	18.05 % 20.06 %	2.51 % 2.26 %
Custom Mail	4732 4758	3784 3782	865 895	126 100	79.97 % 79.49 %	18.28 % 18.81 %	2.66 % 2.10 %
iCloud Mail	4639 4667	3554 3484	1020 1136	125 111	76.61 % 74.65 %	21.99 % 24.34 %	2.69 % 2.38 %
Tuta	4582 4667	3641 3699	861 929	117 112	79.46 % 79.26 %	18.79 % 19.91 %	2.55 % 2.40 %
Juno.com	4724 4673	3767 3679	848 927	120 117	79.74 % 78.73 %	17.95 % 19.84 %	2.54 % 2.50 %
Mailfence	3293 3312	2578 2644	631 597	84 71	78.29 % 79.83 %	19.16 % 18.03 %	2.55 % 2.14 %

Compare Constant Contact with other providers

Compare the email deliverability of Constant Contact with other providers.