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
188.444 188.495	132.072 138.028	49.818 45.974	6.554 4.493

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 (%)
70.09 % 73.23 %	26.44 % 24.39 %	3.48 % 2.38 %

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	14462 14080	10651 10878	3327 2872	484 330	73.65 % 77.26 %	23.01 % 20.40 %	3.35 % 2.34 %
Elektronics	14435 14443	10194 10611	3773 3506	468 326	70.62 % 73.47 %	26.14 % 24.27 %	3.24 % 2.26 %
Entertainment	14452 14390	10114 10490	3819 3537	519 363	69.98 % 72.90 %	26.43 % 24.58 %	3.59 % 2.52 %
Cosmetics & Beauty	14536 14612	10173 10701	3854 3569	509 342	69.98 % 73.23 %	26.51 % 24.43 %	3.50 % 2.34 %
Food & Drink	14361 14512	10629 11122	3275 3081	457 309	74.01 % 76.64 %	22.80 % 21.23 %	3.18 % 2.13 %
Home & Garden	14599 14461	10740 11122	3359 3030	500 309	73.57 % 76.91 %	23.01 % 20.95 %	3.42 % 2.14 %
Finance	14872 14432	9785 9920	4574 4128	513 384	65.79 % 68.74 %	30.76 % 28.60 %	3.45 % 2.66 %
Health	14414 14600	9579 10127	4331 4109	504 364	66.46 % 69.36 %	30.05 % 28.14 %	3.50 % 2.49 %
Pets	14832 14481	10846 11085	3503 3063	483 333	73.13 % 76.55 %	23.62 % 21.15 %	3.26 % 2.30 %
Sport & Fitness	14806 14570	10229 10634	4039 3607	538 329	69.09 % 72.99 %	27.28 % 24.76 %	3.63 % 2.26 %
Job & Career	13994 14722	9666 10535	3784 3782	544 405	69.07 % 71.56 %	27.04 % 25.69 %	3.89 % 2.75 %
Dating	14470 14304	9041 9459	4881 4493	548 352	62.48 % 66.13 %	33.73 % 31.41 %	3.79 % 2.46 %
Other	14211 14888	10425 11344	3299 3197	487 347	73.36 % 76.20 %	23.21 % 21.47 %	3.43 % 2.33 %

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	18894 18727	12465 12947	5755 5289	674 491	65.97 % 69.14 %	30.46 % 28.24 %	3.57 % 2.62 %
Outlook Mail	18628 18938	12493 13274	5441 5177	694 487	67.07 % 70.09 %	29.21 % 27.34 %	3.73 % 2.57 %
Yahoo Mail	18686 18409	13135 13553	4894 4403	657 453	70.29 % 73.62 %	26.19 % 23.92 %	3.52 % 2.46 %
AOL Mail	17756 19052	12503 14047	4597 4542	656 463	70.42 % 73.73 %	25.89 % 23.84 %	3.69 % 2.43 %
Mail.com	18897 18843	13538 14142	4706 4278	653 423	71.64 % 75.05 %	24.90 % 22.70 %	3.46 % 2.24 %
Yandex Mail	19101 18855	13146 13543	5287 4824	668 488	68.82 % 71.83 %	27.68 % 25.58 %	3.50 % 2.59 %
GMX Mail	18856 19217	13111 13953	5069 4829	676 435	69.53 % 72.61 %	26.88 % 25.13 %	3.59 % 2.26 %
Zoho Mail	19127 18515	13811 13973	4695 4113	621 429	72.21 % 75.47 %	24.55 % 22.21 %	3.25 % 2.32 %
ProtonMail	19150 19032	13599 14130	4917 4493	634 409	71.01 % 74.24 %	25.68 % 23.61 %	3.31 % 2.15 %
Custom Mail	19349 18907	14271 14466	4457 4026	621 415	73.76 % 76.51 %	23.03 % 21.29 %	3.21 % 2.19 %

Compare Constant Contact with other providers

Compare the email deliverability of Constant Contact with other providers.