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
393.251 393.368	294.842 310.463	83.028 71.372	15.381 11.533

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. Mailjet beats Constant Contact in this comparison.

Inbox (%)	Spam (%)	Lost (%)
74.98 % 78.92 %	21.11 % 18.14 %	3.91 % 2.93 %

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	30289 29964	23603 24634	5572 4541	1114 789	77.93 % 82.21 %	18.40 % 15.15 %	3.68 % 2.63 %
Elektronics	29996 30248	22720 24090	6168 5339	1108 819	75.74 % 79.64 %	20.56 % 17.65 %	3.69 % 2.71 %
Entertainment	30230 30038	22614 23697	6388 5479	1228 862	74.81 % 78.89 %	21.13 % 18.24 %	4.06 % 2.87 %
Cosmetics & Beauty	30328 30421	22712 23976	6431 5540	1185 905	74.89 % 78.81 %	21.20 % 18.21 %	3.91 % 2.97 %
Food & Drink	30285 30163	23689 24686	5542 4725	1054 752	78.22 % 81.84 %	18.30 % 15.66 %	3.48 % 2.49 %
Home & Garden	30279 30082	23551 24673	5605 4665	1123 744	77.78 % 82.02 %	18.51 % 15.51 %	3.71 % 2.47 %
Finance	30621 30343	21898 22877	7449 6435	1274 1031	71.51 % 75.39 %	24.33 % 21.21 %	4.16 % 3.40 %
Health	29732 30278	21527 23095	6991 6230	1214 953	72.40 % 76.28 %	23.51 % 20.58 %	4.08 % 3.15 %
Pets	30751 30382	23678 24693	5932 4869	1141 820	77.00 % 81.28 %	19.29 % 16.03 %	3.71 % 2.70 %
Sport & Fitness	30640 30429	22601 23760	6805 5739	1234 930	73.76 % 78.08 %	22.21 % 18.86 %	4.03 % 3.06 %
Job & Career	29852 30253	21926 23201	6672 6015	1254 1037	73.45 % 76.69 %	22.35 % 19.88 %	4.20 % 3.43 %
Dating	30489 30154	21335 22326	7809 6795	1345 1033	69.98 % 74.04 %	25.61 % 22.53 %	4.41 % 3.43 %
Other	29759 30613	22988 24755	5664 5000	1107 858	77.25 % 80.86 %	19.03 % 16.33 %	3.72 % 2.80 %

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	39403 39147	28327 29726	9442 8158	1634 1263	71.89 % 75.93 %	23.96 % 20.84 %	4.15 % 3.23 %
Outlook Mail	39123 39358	28321 29995	9106 8070	1696 1293	72.39 % 76.21 %	23.28 % 20.50 %	4.34 % 3.29 %
Yahoo Mail	39263 38986	29312 30720	8378 7092	1573 1174	74.66 % 78.80 %	21.34 % 18.19 %	4.01 % 3.01 %
AOL Mail	38346 39474	28638 31058	8094 7225	1614 1191	74.68 % 78.68 %	21.11 % 18.30 %	4.21 % 3.02 %
Mail.com	39548 39467	30015 31572	8010 6790	1523 1105	75.90 % 80.00 %	20.25 % 17.20 %	3.85 % 2.80 %
Yandex Mail	39615 39249	28986 30216	8965 7712	1664 1321	73.17 % 76.99 %	22.63 % 19.65 %	4.20 % 3.37 %
GMX Mail	39002 39939	29463 31733	8081 7142	1458 1064	75.54 % 79.45 %	20.72 % 17.88 %	3.74 % 2.66 %
Zoho Mail	39547 38813	30387 31382	7757 6380	1403 1051	76.84 % 80.85 %	19.61 % 16.44 %	3.55 % 2.71 %
ProtonMail	39681 39592	30410 31923	7848 6645	1423 1024	76.64 % 80.63 %	19.78 % 16.78 %	3.59 % 2.59 %
Custom Mail	39723 39343	30983 32138	7347 6158	1393 1047	78.00 % 81.69 %	18.50 % 15.65 %	3.51 % 2.66 %

Compare Constant Contact with other providers

Compare the email deliverability of Constant Contact with other providers.