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
65.852 64.823	49.870 49.612	14.151 13.681	1.831 1.530

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 (%)
75.73 % 76.53 %	21.49 % 21.11 %	2.78 % 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	4975 4967	3735 3819	1093 1044	147 104	75.08 % 76.89 %	21.97 % 21.02 %	2.95 % 2.09 %
Elektronics	5013 4857	3808 3760	1072 980	133 117	75.96 % 77.41 %	21.38 % 20.18 %	2.65 % 2.41 %
Entertainment	5191 4771	3918 3618	1130 1040	143 113	75.48 % 75.83 %	21.77 % 21.80 %	2.75 % 2.37 %
Cosmetics & Beauty	5249 4820	3970 3701	1140 1006	139 113	75.63 % 76.78 %	21.72 % 20.87 %	2.65 % 2.34 %
Food & Drink	5000 4984	3762 3807	1109 1055	129 122	75.24 % 76.38 %	22.18 % 21.17 %	2.58 % 2.45 %
Home & Garden	4940 5148	3732 3953	1070 1083	138 112	75.55 % 76.79 %	21.66 % 21.04 %	2.79 % 2.18 %
Finance	5044 4877	4011 3936	884 824	149 117	79.52 % 80.71 %	17.53 % 16.90 %	2.95 % 2.40 %
Health	4973 4966	3925 3934	909 915	139 117	78.93 % 79.22 %	18.28 % 18.43 %	2.80 % 2.36 %
Pets	5123 5194	3874 3913	1104 1153	145 128	75.62 % 75.34 %	21.55 % 22.20 %	2.83 % 2.46 %
Sport & Fitness	5167 5132	3923 3914	1099 1088	145 130	75.92 % 76.27 %	21.27 % 21.20 %	2.81 % 2.53 %
Job & Career	5053 4862	3688 3595	1236 1152	129 115	72.99 % 73.94 %	24.46 % 23.69 %	2.55 % 2.37 %
Dating	4989 5050	3562 3652	1285 1280	142 118	71.40 % 72.32 %	25.76 % 25.35 %	2.85 % 2.34 %
Other	5135 5195	3962 4010	1020 1061	153 124	77.16 % 77.19 %	19.86 % 20.42 %	2.98 % 2.39 %

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	4661 4496	3403 3284	1140 1109	118 103	73.01 % 73.04 %	24.46 % 24.67 %	2.53 % 2.29 %
Outlook Mail	4542 4640	3334 3442	1076 1082	132 116	73.40 % 74.18 %	23.69 % 23.32 %	2.91 % 2.50 %
Yahoo Mail	4750 4702	3536 3545	1078 1045	136 112	74.44 % 75.39 %	22.69 % 22.22 %	2.86 % 2.38 %
AOL Mail	4611 4529	3443 3443	1035 987	133 99	74.67 % 76.02 %	22.45 % 21.79 %	2.88 % 2.19 %
Mail.com	4915 4597	3772 3574	1008 916	135 107	76.74 % 77.75 %	20.51 % 19.93 %	2.75 % 2.33 %
Yandex Mail	4699 4806	3509 3627	1063 1063	127 116	74.68 % 75.47 %	22.62 % 22.12 %	2.70 % 2.41 %
GMX Mail	4698 4404	3479 3284	1089 1016	130 104	74.05 % 74.57 %	23.18 % 23.07 %	2.77 % 2.36 %
Zoho Mail	4864 4758	3739 3712	987 927	138 119	76.87 % 78.02 %	20.29 % 19.48 %	2.84 % 2.50 %
ProtonMail	4644 4614	3616 3641	900 870	128 103	77.86 % 78.91 %	19.38 % 18.86 %	2.76 % 2.23 %
Custom Mail	4787 4551	3739 3632	918 820	130 99	78.11 % 79.81 %	19.18 % 18.02 %	2.72 % 2.18 %
iCloud Mail	4580 4634	3334 3330	1110 1190	136 114	72.79 % 71.86 %	24.24 % 25.68 %	2.97 % 2.46 %
Tuta	4732 4650	3672 3645	923 897	137 108	77.60 % 78.39 %	19.51 % 19.29 %	2.90 % 2.32 %
Juno.com	4659 4689	3633 3684	902 883	124 122	77.98 % 78.57 %	19.36 % 18.83 %	2.66 % 2.60 %
Mailfence	4710 4753	3661 3769	922 876	127 108	77.73 % 79.30 %	19.58 % 18.43 %	2.70 % 2.27 %

Compare Constant Contact with other providers

Compare the email deliverability of Constant Contact with other providers.