Constant Contact and Mailgun Email Deliverability Comparison

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 Mailgun than for Constant Contact.

Emails Sent	Emails Inbox	Emails Spam	Emails Lost
540.483 147.018	412.262 120.269	107.687 20.997	21.069 4.850

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. Mailgun beats Constant Contact in this comparison.

Inbox (%)	Spam (%)	Lost (%)
76.28 % 81.81 %	19.92 % 14.28 %	3.90 % 3.30 %

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, Mailgun is the clear winner.

Category	Emails Sent	Emails Inbox	Emails Spam	Emails Lost	Inbox (%)	Spam (%)	Lost (%)
Clothing	41392 11146	32657 9325	7282 1411	1516 336	78.90 % 83.66 %	17.59 % 12.66 %	3.66 % 3.01 %
Elektronics	41334 11588	31860 9575	7982 1576	1525 363	77.08 % 82.63 %	19.31 % 13.60 %	3.69 % 3.13 %
Entertainment	41622 11484	31703 9388	8295 1642	1627 378	76.17 % 81.75 %	19.93 % 14.30 %	3.91 % 3.29 %
Cosmetics & Beauty	41603 11348	31719 9260	8337 1606	1612 386	76.24 % 81.60 %	20.04 % 14.15 %	3.87 % 3.40 %
Food & Drink	41617 11297	32927 9432	7308 1480	1447 336	79.12 % 83.49 %	17.56 % 13.10 %	3.48 % 2.97 %
Home & Garden	41806 11225	32922 9338	7393 1469	1550 366	78.75 % 83.19 %	17.68 % 13.09 %	3.71 % 3.26 %
Finance	41990 11110	30775 8916	9514 1770	1751 403	73.29 % 80.25 %	22.66 % 15.93 %	4.17 % 3.63 %
Health	41038 11143	30441 9015	8947 1671	1675 359	74.18 % 80.90 %	21.80 % 15.00 %	4.08 % 3.22 %
Pets	42146 11190	32859 9294	7759 1508	1559 313	77.96 % 83.06 %	18.41 % 13.48 %	3.70 % 2.80 %
Sport & Fitness	41859 11415	31437 9211	8771 1734	1692 396	75.10 % 80.69 %	20.95 % 15.19 %	4.04 % 3.47 %
Job & Career	41297 11418	30826 9079	8756 1796	1760 450	74.64 % 79.51 %	21.20 % 15.73 %	4.26 % 3.94 %
Dating	41795 11134	30105 8901	9894 1754	1829 410	72.03 % 79.94 %	23.67 % 15.75 %	4.38 % 3.68 %
Other	40984 11520	32031 9535	7449 1580	1526 354	78.15 % 82.77 %	18.18 % 13.72 %	3.72 % 3.07 %

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, Mailgun is better than Constant Contact.

Provider	Emails Sent	Emails Inbox	Emails Spam	Emails Lost	Inbox (%)	Spam (%)	Lost (%)
Gmail	50783 11410	36942 8852	11716 2006	2164 478	72.74 % 77.58 %	23.07 % 17.58 %	4.26 % 4.19 %
Outlook Mail	50592 11537	37299 9245	11167 1762	2163 436	73.73 % 80.13 %	22.07 % 15.27 %	4.28 % 3.78 %
Yahoo Mail	50611 11116	38304 9021	10344 1602	2014 379	75.68 % 81.15 %	20.44 % 14.41 %	3.98 % 3.41 %
AOL Mail	49605 11233	37561 9160	10008 1621	2072 366	75.72 % 81.55 %	20.18 % 14.43 %	4.18 % 3.26 %
Mail.com	51145 11347	39324 9327	9909 1565	1950 373	76.89 % 82.20 %	19.37 % 13.79 %	3.81 % 3.29 %
Yandex Mail	51255 11391	38151 9175	11062 1763	2129 408	74.43 % 80.55 %	21.58 % 15.48 %	4.15 % 3.58 %
GMX Mail	50233 11195	38550 9349	9835 1483	1862 313	76.74 % 83.51 %	19.58 % 13.25 %	3.71 % 2.80 %
Zoho Mail	50707 11426	39469 9485	9484 1542	1801 346	77.84 % 83.01 %	18.70 % 13.50 %	3.55 % 3.03 %
ProtonMail	50988 11352	39687 9506	9564 1434	1803 339	77.84 % 83.74 %	18.76 % 12.63 %	3.54 % 2.99 %
Custom Mail	50909 11100	40142 9300	9036 1381	1784 322	78.85 % 83.78 %	17.75 % 12.44 %	3.50 % 2.90 %
iCloud Mail	11115 11208	8481 8830	2148 1906	533 433	76.30 % 78.78 %	19.33 % 17.01 %	4.80 % 3.86 %
Tuta	11128 11491	9001 9577	1722 1523	420 352	80.89 % 83.34 %	15.47 % 13.25 %	3.77 % 3.06 %
Juno.com	11412 11212	9351 9442	1692 1409	374 305	81.94 % 84.21 %	14.83 % 12.57 %	3.28 % 2.72 %

Compare Constant Contact with other providers

Compare the email deliverability of Constant Contact with other providers.