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
77.346 76.077	59.160 58.049	16.331 16.197	1.855 1.831

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

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

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

Compare Constant Contact with other providers

Compare the email deliverability of Constant Contact with other providers.