Mailgun and Constant Contact Email Deliverability Comparison

Mailgun

Constant Contact

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

Emails Sent	Emails Inbox	Emails Spam	Emails Lost
76.077 77.346	58.049 59.160	16.197 16.331	1.831 1.855

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 (%)
76.30 % 76.49 %	21.29 % 21.11 %	2.41 % 2.40 %

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	5855 6015	4381 4536	1335 1321	139 158	74.82 % 75.41 %	22.80 % 21.96 %	2.37 % 2.63 %
Elektronics	5720 6084	4393 4706	1197 1241	130 137	76.80 % 77.35 %	20.93 % 20.40 %	2.27 % 2.25 %
Entertainment	5826 5962	4378 4530	1308 1296	140 136	75.15 % 75.98 %	22.45 % 21.74 %	2.40 % 2.28 %
Cosmetics & Beauty	5567 5949	4251 4622	1178 1188	138 139	76.36 % 77.69 %	21.16 % 19.97 %	2.48 % 2.34 %
Food & Drink	5934 5806	4495 4417	1297 1254	142 135	75.75 % 76.08 %	21.86 % 21.60 %	2.39 % 2.33 %
Home & Garden	6032 5795	4622 4396	1271 1256	139 143	76.62 % 75.86 %	21.07 % 21.67 %	2.30 % 2.47 %
Finance	5773 5969	4627 4754	1004 1065	142 150	80.15 % 79.64 %	17.39 % 17.84 %	2.46 % 2.51 %
Health	5946 6045	4761 4774	1046 1129	139 142	80.07 % 78.97 %	17.59 % 18.68 %	2.34 % 2.35 %
Pets	6019 6004	4567 4560	1316 1295	136 149	75.88 % 75.95 %	21.86 % 21.57 %	2.26 % 2.48 %
Sport & Fitness	5650 5946	4296 4551	1212 1258	142 137	76.04 % 76.54 %	21.45 % 21.16 %	2.51 % 2.30 %
Job & Career	5992 6056	4477 4472	1374 1444	141 140	74.72 % 73.84 %	22.93 % 23.84 %	2.35 % 2.31 %
Dating	5742 5776	4123 4195	1477 1438	142 143	71.80 % 72.63 %	25.72 % 24.90 %	2.47 % 2.48 %
Other	6021 5939	4678 4647	1182 1146	161 146	77.69 % 78.25 %	19.63 % 19.30 %	2.67 % 2.46 %

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	5339 5532	3890 4057	1319 1345	130 130	72.86 % 73.34 %	24.71 % 24.31 %	2.43 % 2.35 %
Outlook Mail	5428 5594	4057 4159	1231 1303	140 132	74.74 % 74.35 %	22.68 % 23.29 %	2.58 % 2.36 %
Yahoo Mail	5411 5503	4099 4172	1193 1203	119 128	75.75 % 75.81 %	22.05 % 21.86 %	2.20 % 2.33 %
AOL Mail	5425 5586	4095 4225	1195 1218	135 143	75.48 % 75.64 %	22.03 % 21.80 %	2.49 % 2.56 %
Mail.com	5451 5356	4218 4161	1104 1066	129 129	77.38 % 77.69 %	20.25 % 19.90 %	2.37 % 2.41 %
Yandex Mail	5527 5541	4169 4195	1225 1217	133 129	75.43 % 75.71 %	22.16 % 21.96 %	2.41 % 2.33 %
GMX Mail	5613 5598	4213 4176	1270 1284	130 138	75.06 % 74.60 %	22.63 % 22.94 %	2.32 % 2.47 %
Zoho Mail	5391 5425	4175 4188	1085 1100	131 137	77.44 % 77.20 %	20.13 % 20.28 %	2.43 % 2.53 %
ProtonMail	5330 5479	4184 4288	1019 1054	127 137	78.50 % 78.26 %	19.12 % 19.24 %	2.38 % 2.50 %
Custom Mail	5403 5494	4262 4373	1005 988	136 133	78.88 % 79.60 %	18.60 % 17.98 %	2.52 % 2.42 %
iCloud Mail	5561 5331	4002 3899	1431 1307	128 125	71.97 % 73.14 %	25.73 % 24.52 %	2.30 % 2.34 %
Tuta	5603 5735	4371 4484	1107 1124	125 127	78.01 % 78.19 %	19.76 % 19.60 %	2.23 % 2.21 %
Juno.com	5389 5660	4224 4450	1029 1073	136 137	78.38 % 78.62 %	19.09 % 18.96 %	2.52 % 2.42 %
Mailfence	5206 5512	4090 4333	984 1049	132 130	78.56 % 78.61 %	18.90 % 19.03 %	2.54 % 2.36 %

Compare Mailgun with other providers

Compare the email deliverability of Mailgun with other providers.