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 Mailgun than for Constant Contact.

Emails Sent	Emails Inbox	Emails Spam	Emails Lost
66.103 65.051	50.487 49.710	13.951 13.808	1.665 1.533

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. Mailgun beats Constant Contact in this comparison.

Inbox (%)	Spam (%)	Lost (%)
76.38 % 76.42 %	21.10 % 21.23 %	2.52 % 2.36 %

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, Mailgun is the clear winner.

Category	Emails Sent	Emails Inbox	Emails Spam	Emails Lost	Inbox (%)	Spam (%)	Lost (%)
Clothing	4977 4950	3771 3776	1072 1063	134 111	75.77 % 76.28 %	21.54 % 21.47 %	2.69 % 2.24 %
Elektronics	5009 4824	3852 3726	1040 990	117 108	76.90 % 77.24 %	20.76 % 20.52 %	2.34 % 2.24 %
Entertainment	5116 4763	3886 3599	1101 1056	129 108	75.96 % 75.56 %	21.52 % 22.17 %	2.52 % 2.27 %
Cosmetics & Beauty	5279 4814	4045 3667	1107 1032	127 115	76.62 % 76.17 %	20.97 % 21.44 %	2.41 % 2.39 %
Food & Drink	5001 5041	3781 3858	1105 1063	115 120	75.60 % 76.53 %	22.10 % 21.09 %	2.30 % 2.38 %
Home & Garden	4977 5187	3791 3979	1055 1094	131 114	76.17 % 76.71 %	21.20 % 21.09 %	2.63 % 2.20 %
Finance	5118 4952	4100 3994	886 838	132 120	80.11 % 80.65 %	17.31 % 16.92 %	2.58 % 2.42 %
Health	4975 4979	3935 3962	919 905	121 112	79.10 % 79.57 %	18.47 % 18.18 %	2.43 % 2.25 %
Pets	5134 5199	3913 3914	1088 1160	133 125	76.22 % 75.28 %	21.19 % 22.31 %	2.59 % 2.40 %
Sport & Fitness	5185 5194	3982 3934	1073 1125	130 135	76.80 % 75.74 %	20.69 % 21.66 %	2.51 % 2.60 %
Job & Career	5080 4953	3747 3664	1217 1169	116 120	73.76 % 73.98 %	23.96 % 23.60 %	2.28 % 2.42 %
Dating	5024 5055	3611 3666	1280 1266	133 123	71.88 % 72.52 %	25.48 % 25.04 %	2.65 % 2.43 %
Other	5228 5140	4073 3971	1008 1047	147 122	77.91 % 77.26 %	19.28 % 20.37 %	2.81 % 2.37 %

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, Mailgun is better than Constant Contact.

Provider	Emails Sent	Emails Inbox	Emails Spam	Emails Lost	Inbox (%)	Spam (%)	Lost (%)
Gmail	4685 4581	3432 3340	1143 1135	110 106	73.26 % 72.91 %	24.40 % 24.78 %	2.35 % 2.31 %
Outlook Mail	4657 4667	3475 3480	1060 1076	122 111	74.62 % 74.57 %	22.76 % 23.06 %	2.62 % 2.38 %
Yahoo Mail	4781 4748	3598 3582	1056 1059	127 107	75.26 % 75.44 %	22.09 % 22.30 %	2.66 % 2.25 %
AOL Mail	4607 4543	3480 3434	1009 1001	118 108	75.54 % 75.59 %	21.90 % 22.03 %	2.56 % 2.38 %
Mail.com	4835 4701	3743 3659	970 930	122 112	77.41 % 77.83 %	20.06 % 19.78 %	2.52 % 2.38 %
Yandex Mail	4750 4869	3572 3670	1061 1084	117 115	75.20 % 75.37 %	22.34 % 22.26 %	2.46 % 2.36 %
GMX Mail	4776 4425	3573 3314	1083 1004	120 107	74.81 % 74.89 %	22.68 % 22.69 %	2.51 % 2.42 %
Zoho Mail	4790 4663	3709 3641	958 908	123 114	77.43 % 78.08 %	20.00 % 19.47 %	2.57 % 2.44 %
ProtonMail	4614 4623	3613 3633	886 884	115 106	78.31 % 78.59 %	19.20 % 19.12 %	2.49 % 2.29 %
Custom Mail	4741 4532	3725 3602	904 829	112 101	78.57 % 79.48 %	19.07 % 18.29 %	2.36 % 2.23 %
iCloud Mail	4652 4593	3421 3292	1108 1193	123 108	73.54 % 71.67 %	23.82 % 25.97 %	2.64 % 2.35 %
Tuta	4813 4719	3776 3680	916 926	121 113	78.45 % 77.98 %	19.03 % 19.62 %	2.51 % 2.39 %
Juno.com	4717 4737	3703 3718	897 898	117 121	78.50 % 78.49 %	19.02 % 18.96 %	2.48 % 2.55 %
Mailfence	4685 4650	3667 3665	900 881	118 104	78.27 % 78.82 %	19.21 % 18.95 %	2.52 % 2.24 %

Compare Constant Contact with other providers

Compare the email deliverability of Constant Contact with other providers.