Constant Contact and Mailjet Email Deliverability Comparison

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

Emails Sent	Emails Inbox	Emails Spam	Emails Lost
455.754 455.533	344.481 363.045	93.172 78.900	18.101 13.588

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. Mailjet beats Constant Contact in this comparison.

Inbox (%)	Spam (%)	Lost (%)
75.58 % 79.70 %	20.44 % 17.32 %	3.97 % 2.98 %

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, Mailjet is the clear winner.

Category	Emails Sent	Emails Inbox	Emails Spam	Emails Lost	Inbox (%)	Spam (%)	Lost (%)
Clothing	35042 34660	27485 28725	6251 5010	1306 925	78.43 % 82.88 %	17.84 % 14.45 %	3.73 % 2.67 %
Elektronics	34751 35099	26548 28234	6901 5883	1302 982	76.39 % 80.44 %	19.86 % 16.76 %	3.75 % 2.80 %
Entertainment	35026 34685	26451 27643	7165 6041	1410 1001	75.52 % 79.70 %	20.46 % 17.42 %	4.03 % 2.89 %
Cosmetics & Beauty	35062 35282	26483 28084	7197 6140	1382 1058	75.53 % 79.60 %	20.53 % 17.40 %	3.94 % 3.00 %
Food & Drink	35174 34849	27683 28753	6246 5198	1245 898	78.70 % 82.51 %	17.76 % 14.92 %	3.54 % 2.58 %
Home & Garden	35075 34914	27461 28875	6299 5159	1315 880	78.29 % 82.70 %	17.96 % 14.78 %	3.75 % 2.52 %
Finance	35400 35120	25579 26790	8325 7116	1496 1214	72.26 % 76.28 %	23.52 % 20.26 %	4.23 % 3.46 %
Health	34611 35146	25334 27125	7833 6883	1444 1138	73.20 % 77.18 %	22.63 % 19.58 %	4.17 % 3.24 %
Pets	35515 35163	27532 28803	6653 5409	1330 951	77.52 % 81.91 %	18.73 % 15.38 %	3.74 % 2.70 %
Sport & Fitness	35393 35177	26310 27723	7624 6362	1459 1092	74.34 % 78.81 %	21.54 % 18.09 %	4.12 % 3.10 %
Job & Career	34743 35035	25648 27123	7574 6689	1521 1223	73.82 % 77.42 %	21.80 % 19.09 %	4.38 % 3.49 %
Dating	35344 34905	25058 26221	8702 7466	1584 1218	70.90 % 75.12 %	24.62 % 21.39 %	4.48 % 3.49 %
Other	34618 35498	26909 28946	6402 5544	1307 1008	77.73 % 81.54 %	18.49 % 15.62 %	3.78 % 2.84 %

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, Mailjet is better than Constant Contact.

Provider	Emails Sent	Emails Inbox	Emails Spam	Emails Lost	Inbox (%)	Spam (%)	Lost (%)
Gmail	44239 43874	31905 33441	10444 8942	1890 1491	72.12 % 76.22 %	23.61 % 20.38 %	4.27 % 3.40 %
Outlook Mail	43937 44031	32041 33852	9961 8713	1935 1466	72.92 % 76.88 %	22.67 % 19.79 %	4.40 % 3.33 %
Yahoo Mail	44012 43658	33068 34662	9170 7679	1774 1317	75.13 % 79.39 %	20.84 % 17.59 %	4.03 % 3.02 %
AOL Mail	43244 44257	32467 35071	8913 7834	1864 1352	75.08 % 79.24 %	20.61 % 17.70 %	4.31 % 3.05 %
Mail.com	44440 44283	33930 35697	8781 7353	1729 1233	76.35 % 80.61 %	19.76 % 16.60 %	3.89 % 2.78 %
Yandex Mail	44557 44160	32851 34275	9829 8372	1877 1513	73.73 % 77.62 %	22.06 % 18.96 %	4.21 % 3.43 %
GMX Mail	43833 44728	33394 35875	8799 7644	1640 1209	76.18 % 80.21 %	20.07 % 17.09 %	3.74 % 2.70 %
Zoho Mail	44280 43490	34245 35413	8448 6881	1587 1196	77.34 % 81.43 %	19.08 % 15.82 %	3.58 % 2.75 %
ProtonMail	44514 44510	34397 36215	8521 7133	1596 1162	77.27 % 81.36 %	19.14 % 16.03 %	3.59 % 2.61 %
Custom Mail	44546 44089	34950 36285	8021 6628	1575 1176	78.46 % 82.30 %	18.01 % 15.03 %	3.54 % 2.67 %
iCloud Mail	4663 4851	3484 3885	923 760	256 206	74.72 % 80.09 %	19.79 % 15.67 %	5.49 % 4.25 %
Tuta	4649 4916	3767 4269	685 508	197 139	81.03 % 86.84 %	14.73 % 10.33 %	4.24 % 2.83 %
Juno.com	4840 4686	3982 4105	677 453	181 128	82.27 % 87.60 %	13.99 % 9.67 %	3.74 % 2.73 %

Compare Constant Contact with other providers

Compare the email deliverability of Constant Contact with other providers.