MailChimp and Mailgun Email Deliverability Comparison

In this comparison, the deliverability of MailChimp 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 MailChimp.

Emails Sent	Emails Inbox	Emails Spam	Emails Lost
539.057 147.018	418.308 120.269	101.600 20.997	19.540 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 MailChimp in this comparison.

Inbox (%)	Spam (%)	Lost (%)
77.60 % 81.81 %	18.85 % 14.28 %	3.62 % 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	41572 11146	33342 9325	6908 1411	1351 336	80.20 % 83.66 %	16.62 % 12.66 %	3.25 % 3.01 %
Elektronics	41454 11588	32533 9575	7563 1576	1406 363	78.48 % 82.63 %	18.24 % 13.60 %	3.39 % 3.13 %
Entertainment	41090 11484	31786 9388	7808 1642	1529 378	77.36 % 81.75 %	19.00 % 14.30 %	3.72 % 3.29 %
Cosmetics & Beauty	41643 11348	32288 9260	7847 1606	1511 386	77.54 % 81.60 %	18.84 % 14.15 %	3.63 % 3.40 %
Food & Drink	41599 11297	33412 9432	6854 1480	1352 336	80.32 % 83.49 %	16.48 % 13.10 %	3.25 % 2.97 %
Home & Garden	41818 11225	33534 9338	6962 1469	1357 366	80.19 % 83.19 %	16.65 % 13.09 %	3.25 % 3.26 %
Finance	41479 11110	30971 8916	8866 1770	1651 403	74.67 % 80.25 %	21.37 % 15.93 %	3.98 % 3.63 %
Health	41568 11143	31376 9015	8660 1671	1581 359	75.48 % 80.90 %	20.83 % 15.00 %	3.80 % 3.22 %
Pets	40695 11190	32392 9294	6903 1508	1419 313	79.60 % 83.06 %	16.96 % 13.48 %	3.49 % 2.80 %
Sport & Fitness	41056 11415	31508 9211	8017 1734	1571 396	76.74 % 80.69 %	19.53 % 15.19 %	3.83 % 3.47 %
Job & Career	41330 11418	31324 9079	8366 1796	1665 450	75.79 % 79.51 %	20.24 % 15.73 %	4.03 % 3.94 %
Dating	42200 11134	30854 8901	9679 1754	1706 410	73.11 % 79.94 %	22.94 % 15.75 %	4.04 % 3.68 %
Other	41553 11520	32988 9535	7167 1580	1441 354	79.39 % 82.77 %	17.25 % 13.72 %	3.47 % 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 MailChimp.

Provider	Emails Sent	Emails Inbox	Emails Spam	Emails Lost	Inbox (%)	Spam (%)	Lost (%)
Gmail	50625 11410	37369 8852	11211 2006	2081 478	73.82 % 77.58 %	22.15 % 17.58 %	4.11 % 4.19 %
Outlook Mail	50264 11537	37792 9245	10524 1762	1994 436	75.19 % 80.13 %	20.94 % 15.27 %	3.97 % 3.78 %
Yahoo Mail	50468 11116	38832 9021	9744 1602	1893 379	76.94 % 81.15 %	19.31 % 14.41 %	3.75 % 3.41 %
AOL Mail	50779 11233	39072 9160	9865 1621	1885 366	76.95 % 81.55 %	19.43 % 14.43 %	3.71 % 3.26 %
Mail.com	50767 11347	39555 9327	9423 1565	1840 373	77.91 % 82.20 %	18.56 % 13.79 %	3.62 % 3.29 %
Yandex Mail	50905 11391	38563 9175	10432 1763	1939 408	75.75 % 80.55 %	20.49 % 15.48 %	3.81 % 3.58 %
GMX Mail	50610 11195	39538 9349	9362 1483	1752 313	78.12 % 83.51 %	18.50 % 13.25 %	3.46 % 2.80 %
Zoho Mail	50703 11426	39986 9485	9114 1542	1662 346	78.86 % 83.01 %	17.98 % 13.50 %	3.28 % 3.03 %
ProtonMail	50015 11352	39667 9506	8715 1434	1658 339	79.31 % 83.74 %	17.42 % 12.63 %	3.32 % 2.99 %
Custom Mail	50272 11100	40360 9300	8317 1381	1615 322	80.28 % 83.78 %	16.54 % 12.44 %	3.21 % 2.90 %
iCloud Mail	11136 11208	8762 8830	1909 1906	487 433	78.68 % 78.78 %	17.14 % 17.01 %	4.37 % 3.86 %
Tuta	11139 11491	9270 9577	1513 1523	371 352	83.22 % 83.34 %	13.58 % 13.25 %	3.33 % 3.06 %
Juno.com	11374 11212	9542 9442	1471 1409	363 305	83.89 % 84.21 %	12.93 % 12.57 %	3.19 % 2.72 %

Compare MailChimp with other providers

Compare the email deliverability of MailChimp with other providers.