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
250.182 249.949	181.068 189.572	59.853 53.717	9.261 6.660

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 (%)
72.37 % 75.84 %	23.92 % 21.49 %	3.70 % 2.66 %

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	19283 18857	14589 14987	4014 3385	680 485	75.66 % 79.48 %	20.82 % 17.95 %	3.53 % 2.57 %
Elektronics	19220 19291	14043 14733	4512 4074	665 484	73.06 % 76.37 %	23.48 % 21.12 %	3.46 % 2.51 %
Entertainment	19265 19096	13930 14461	4601 4133	734 502	72.31 % 75.73 %	23.88 % 21.64 %	3.81 % 2.63 %
Cosmetics & Beauty	19268 19272	13938 14582	4632 4157	698 533	72.34 % 75.66 %	24.04 % 21.57 %	3.62 % 2.77 %
Food & Drink	19127 19194	14541 15177	3956 3581	630 436	76.02 % 79.07 %	20.68 % 18.66 %	3.29 % 2.27 %
Home & Garden	19335 19162	14600 15193	4040 3532	695 437	75.51 % 79.29 %	20.89 % 18.43 %	3.59 % 2.28 %
Finance	19581 19269	13401 13840	5433 4847	747 582	68.44 % 71.83 %	27.75 % 25.15 %	3.81 % 3.02 %
Health	18844 19359	13020 14051	5097 4764	727 544	69.09 % 72.58 %	27.05 % 24.61 %	3.86 % 2.81 %
Pets	19641 19097	14711 15036	4243 3591	687 470	74.90 % 78.73 %	21.60 % 18.80 %	3.50 % 2.46 %
Sport & Fitness	19682 19269	14048 14512	4898 4244	736 513	71.37 % 75.31 %	24.89 % 22.03 %	3.74 % 2.66 %
Job & Career	18845 19470	13396 14392	4674 4470	775 608	71.09 % 73.92 %	24.80 % 22.96 %	4.11 % 3.12 %
Dating	19251 18990	12695 13233	5753 5184	803 573	65.94 % 69.68 %	29.88 % 27.30 %	4.17 % 3.02 %
Other	18840 19623	14156 15375	4000 3755	684 493	75.14 % 78.35 %	21.23 % 19.14 %	3.63 % 2.51 %

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	24980 24810	17160 17912	6852 6163	968 735	68.69 % 72.20 %	27.43 % 24.84 %	3.88 % 2.96 %
Outlook Mail	24805 25061	17264 18269	6549 6055	992 737	69.60 % 72.90 %	26.40 % 24.16 %	4.00 % 2.94 %
Yahoo Mail	24812 24521	17928 18629	5935 5215	949 677	72.26 % 75.97 %	23.92 % 21.27 %	3.82 % 2.76 %
AOL Mail	24066 25152	17460 19111	5673 5352	933 689	72.55 % 75.98 %	23.57 % 21.28 %	3.88 % 2.74 %
Mail.com	25145 24994	18517 19332	5709 5036	919 626	73.64 % 77.35 %	22.70 % 20.15 %	3.65 % 2.50 %
Yandex Mail	25238 25017	17883 18569	6386 5701	969 747	70.86 % 74.23 %	25.30 % 22.79 %	3.84 % 2.99 %
GMX Mail	24926 25319	18004 19172	5982 5530	940 617	72.23 % 75.72 %	24.00 % 21.84 %	3.77 % 2.44 %
Zoho Mail	25319 24786	18834 19332	5632 4831	853 623	74.39 % 78.00 %	22.24 % 19.49 %	3.37 % 2.51 %
ProtonMail	25360 25309	18672 19541	5801 5163	887 605	73.63 % 77.21 %	22.87 % 20.40 %	3.50 % 2.39 %
Custom Mail	25531 24980	19346 19705	5334 4671	851 604	75.77 % 78.88 %	20.89 % 18.70 %	3.33 % 2.42 %

Compare Constant Contact with other providers

Compare the email deliverability of Constant Contact with other providers.