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
454.379 61.832	349.090 51.727	88.530 7.939	16.759 2.166

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 (%)
76.83 % 83.66 %	19.48 % 12.84 %	3.69 % 3.50 %

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	35081 4767	27966 4106	5966 518	1149 143	79.72 % 86.13 %	17.01 % 10.87 %	3.28 % 3.00 %
Elektronics	35085 4874	27271 4152	6590 580	1224 142	77.73 % 85.19 %	18.78 % 11.90 %	3.49 % 2.91 %
Entertainment	34505 4794	26407 3993	6789 632	1309 169	76.53 % 83.29 %	19.68 % 13.18 %	3.79 % 3.53 %
Cosmetics & Beauty	34947 4784	26813 3991	6851 613	1283 180	76.72 % 83.42 %	19.60 % 12.81 %	3.67 % 3.76 %
Food & Drink	35135 4759	28031 4089	5937 519	1167 151	79.78 % 85.92 %	16.90 % 10.91 %	3.32 % 3.17 %
Home & Garden	35372 4617	28187 3955	6028 508	1157 154	79.69 % 85.66 %	17.04 % 11.00 %	3.27 % 3.34 %
Finance	34806 4732	25639 3841	7757 700	1410 191	73.66 % 81.17 %	22.29 % 14.79 %	4.05 % 4.04 %
Health	35129 4670	26161 3855	7614 651	1354 164	74.47 % 82.55 %	21.67 % 13.94 %	3.85 % 3.51 %
Pets	34197 4823	27046 4101	5941 571	1210 151	79.09 % 85.03 %	17.37 % 11.84 %	3.54 % 3.13 %
Sport & Fitness	34396 4744	26119 3918	6936 665	1341 161	75.94 % 82.59 %	20.17 % 14.02 %	3.90 % 3.39 %
Job & Career	34819 4768	26087 3842	7293 710	1439 216	74.92 % 80.58 %	20.95 % 14.89 %	4.13 % 4.53 %
Dating	35895 4695	25765 3808	8635 701	1495 186	71.78 % 81.11 %	24.06 % 14.93 %	4.16 % 3.96 %
Other	35012 4805	27598 4076	6193 571	1221 158	78.82 % 84.83 %	17.69 % 11.88 %	3.49 % 3.29 %

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	44099 4684	32207 3649	10048 821	1844 214	73.03 % 77.90 %	22.79 % 17.53 %	4.18 % 4.57 %
Outlook Mail	43654 4710	32443 3851	9453 670	1758 189	74.32 % 81.76 %	21.65 % 14.23 %	4.03 % 4.01 %
Yahoo Mail	44057 4666	33629 3887	8754 618	1674 161	76.33 % 83.30 %	19.87 % 13.24 %	3.80 % 3.45 %
AOL Mail	44353 4831	33832 4015	8851 642	1670 174	76.28 % 83.11 %	19.96 % 13.29 %	3.77 % 3.60 %
Mail.com	44138 4833	34113 4080	8405 597	1620 156	77.29 % 84.42 %	19.04 % 12.35 %	3.67 % 3.23 %
Yandex Mail	44334 4769	33262 3895	9344 684	1728 190	75.03 % 81.67 %	21.08 % 14.34 %	3.90 % 3.98 %
GMX Mail	44042 4732	34126 4054	8370 535	1546 143	77.49 % 85.67 %	19.00 % 11.31 %	3.51 % 3.02 %
Zoho Mail	44249 4861	34612 4152	8162 562	1475 147	78.22 % 85.41 %	18.45 % 11.56 %	3.33 % 3.02 %
ProtonMail	43516 4769	34251 4106	7796 507	1469 156	78.71 % 86.10 %	17.92 % 10.63 %	3.38 % 3.27 %
Custom Mail	43754 4632	34935 4010	7391 483	1428 139	79.84 % 86.57 %	16.89 % 10.43 %	3.26 % 3.00 %
iCloud Mail	4808 4709	3742 3736	831 768	235 205	77.83 % 79.34 %	17.28 % 16.31 %	4.89 % 4.35 %
Tuta	4695 4827	3969 4128	577 547	149 152	84.54 % 85.52 %	12.29 % 11.33 %	3.17 % 3.15 %
Juno.com	4680 4809	3969 4164	548 505	163 140	84.81 % 86.59 %	11.71 % 10.50 %	3.48 % 2.91 %

Compare MailChimp with other providers

Compare the email deliverability of MailChimp with other providers.