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
436.716 44.017	334.666 36.811	85.970 5.653	16.080 1.553

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 (%)
76.63 % 83.63 %	19.69 % 12.84 %	3.68 % 3.53 %

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	33707 3375	26813 2897	5793 370	1101 108	79.55 % 85.84 %	17.19 % 10.96 %	3.27 % 3.20 %
Elektronics	33735 3485	26154 2961	6409 420	1172 104	77.53 % 84.96 %	19.00 % 12.05 %	3.47 % 2.98 %
Entertainment	33216 3422	25344 2847	6602 448	1270 127	76.30 % 83.20 %	19.88 % 13.09 %	3.82 % 3.71 %
Cosmetics & Beauty	33580 3408	25695 2839	6651 438	1234 131	76.52 % 83.30 %	19.81 % 12.85 %	3.67 % 3.84 %
Food & Drink	33653 3326	26800 2871	5749 358	1104 97	79.64 % 86.32 %	17.08 % 10.76 %	3.28 % 2.92 %
Home & Garden	34056 3289	27087 2817	5864 361	1105 111	79.54 % 85.65 %	17.22 % 10.98 %	3.24 % 3.37 %
Finance	33485 3340	24596 2716	7534 492	1355 132	73.45 % 81.32 %	22.50 % 14.73 %	4.05 % 3.95 %
Health	33764 3298	25060 2723	7402 460	1302 115	74.22 % 82.57 %	21.92 % 13.95 %	3.86 % 3.49 %
Pets	32846 3447	25927 2919	5758 412	1161 116	78.94 % 84.68 %	17.53 % 11.95 %	3.53 % 3.37 %
Sport & Fitness	33031 3432	25021 2840	6728 478	1282 114	75.75 % 82.75 %	20.37 % 13.93 %	3.88 % 3.32 %
Job & Career	33466 3383	25014 2723	7067 505	1385 155	74.74 % 80.49 %	21.12 % 14.93 %	4.14 % 4.58 %
Dating	34524 3357	24682 2722	8403 500	1439 135	71.49 % 81.08 %	24.34 % 14.89 %	4.17 % 4.02 %
Other	33653 3455	26473 2936	6010 411	1170 108	78.66 % 84.98 %	17.86 % 11.90 %	3.48 % 3.13 %

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	42797 3389	31217 2640	9797 592	1783 157	72.94 % 77.90 %	22.89 % 17.47 %	4.17 % 4.63 %
Outlook Mail	42276 3331	31349 2726	9233 471	1694 134	74.15 % 81.84 %	21.84 % 14.14 %	4.01 % 4.02 %
Yahoo Mail	42686 3275	32512 2722	8550 433	1624 120	76.17 % 83.11 %	20.03 % 13.22 %	3.80 % 3.66 %
AOL Mail	43038 3411	32769 2835	8653 455	1616 121	76.14 % 83.11 %	20.11 % 13.34 %	3.75 % 3.55 %
Mail.com	42806 3478	33015 2931	8220 431	1571 116	77.13 % 84.27 %	19.20 % 12.39 %	3.67 % 3.34 %
Yandex Mail	42868 3358	32101 2749	9112 482	1655 127	74.88 % 81.86 %	21.26 % 14.35 %	3.86 % 3.78 %
GMX Mail	42687 3384	33001 2890	8193 385	1493 109	77.31 % 85.40 %	19.19 % 11.38 %	3.50 % 3.22 %
Zoho Mail	42895 3471	33477 2971	7985 404	1433 96	78.04 % 85.59 %	18.62 % 11.64 %	3.34 % 2.77 %
ProtonMail	42174 3488	33117 2996	7632 370	1425 122	78.52 % 85.89 %	18.10 % 10.61 %	3.38 % 3.50 %
Custom Mail	42398 3336	33784 2876	7220 349	1394 111	79.68 % 86.21 %	17.03 % 10.46 %	3.29 % 3.33 %
iCloud Mail	3462 3353	2688 2661	590 548	184 144	77.64 % 79.36 %	17.04 % 16.34 %	5.31 % 4.29 %
Tuta	3355 3362	2855 2886	405 379	95 97	85.10 % 85.84 %	12.07 % 11.27 %	2.83 % 2.89 %
Juno.com	3274 3381	2781 2928	380 354	113 99	84.94 % 86.60 %	11.61 % 10.47 %	3.45 % 2.93 %

Compare MailChimp with other providers

Compare the email deliverability of MailChimp with other providers.