Mailgun and SendGrid Email Deliverability Comparison

In this comparison, the deliverability of Mailgun and SendGrid 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 SendGrid.

Emails Sent	Emails Inbox	Emails Spam	Emails Lost
8.801 8.948	7.331 7.254	1.140 1.355	330 339

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 SendGrid in this comparison.

Inbox (%)	Spam (%)	Lost (%)
83.30 % 81.07 %	12.95 % 15.14 %	3.75 % 3.79 %

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	688 729	588 605	77 100	23 24	85.47 % 82.99 %	11.19 % 13.72 %	3.34 % 3.29 %
Elektronics	679 713	580 583	82 102	17 28	85.42 % 81.77 %	12.08 % 14.31 %	2.50 % 3.93 %
Entertainment	694 684	573 553	91 107	30 24	82.56 % 80.85 %	13.11 % 15.64 %	4.32 % 3.51 %
Cosmetics & Beauty	679 667	558 542	89 106	32 19	82.18 % 81.26 %	13.11 % 15.89 %	4.71 % 2.85 %
Food & Drink	685 714	594 590	71 95	20 29	86.72 % 82.63 %	10.36 % 13.31 %	2.92 % 4.06 %
Home & Garden	686 682	588 568	77 91	21 23	85.71 % 83.28 %	11.22 % 13.34 %	3.06 % 3.37 %
Finance	639 697	517 542	93 118	29 37	80.91 % 77.76 %	14.55 % 16.93 %	4.54 % 5.31 %
Health	662 665	539 525	96 106	27 34	81.42 % 78.95 %	14.50 % 15.94 %	4.08 % 5.11 %
Pets	682 664	578 552	81 92	23 20	84.75 % 83.13 %	11.88 % 13.86 %	3.37 % 3.01 %
Sport & Fitness	705 673	574 533	102 111	29 29	81.42 % 79.20 %	14.47 % 16.49 %	4.11 % 4.31 %
Job & Career	659 661	533 528	99 112	27 21	80.88 % 79.88 %	15.02 % 16.94 %	4.10 % 3.18 %
Dating	633 676	509 527	97 116	27 33	80.41 % 77.96 %	15.32 % 17.16 %	4.27 % 4.88 %
Other	710 723	600 606	85 99	25 18	84.51 % 83.82 %	11.97 % 13.69 %	3.52 % 2.49 %

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 SendGrid.

Provider	Emails Sent	Emails Inbox	Emails Spam	Emails Lost	Inbox (%)	Spam (%)	Lost (%)
Gmail	688 693	527 519	120 139	41 35	76.60 % 74.89 %	17.44 % 20.06 %	5.96 % 5.05 %
Outlook Mail	635 665	522 522	88 111	25 32	82.20 % 78.50 %	13.86 % 16.69 %	3.94 % 4.81 %
Yahoo Mail	683 675	573 536	91 106	19 33	83.89 % 79.41 %	13.32 % 15.70 %	2.78 % 4.89 %
AOL Mail	736 720	605 574	99 113	32 33	82.20 % 79.72 %	13.45 % 15.69 %	4.35 % 4.58 %
Mail.com	676 654	573 543	82 90	21 21	84.76 % 83.03 %	12.13 % 13.76 %	3.11 % 3.21 %
Yandex Mail	650 716	532 558	96 118	22 40	81.85 % 77.93 %	14.77 % 16.48 %	3.38 % 5.59 %
GMX Mail	652 699	550 582	78 94	24 23	84.36 % 83.26 %	11.96 % 13.45 %	3.68 % 3.29 %
Zoho Mail	703 710	600 587	82 97	21 26	85.35 % 82.68 %	11.66 % 13.66 %	2.99 % 3.66 %
ProtonMail	656 666	558 560	71 88	27 18	85.06 % 84.08 %	10.82 % 13.21 %	4.12 % 2.70 %
Custom Mail	667 637	572 547	71 81	24 9	85.76 % 85.87 %	10.64 % 12.72 %	3.60 % 1.41 %
iCloud Mail	655 719	519 555	107 134	29 30	79.24 % 77.19 %	16.34 % 18.64 %	4.43 % 4.17 %
Tuta	721 692	616 579	82 92	23 21	85.44 % 83.67 %	11.37 % 13.29 %	3.19 % 3.03 %
Juno.com	679 702	584 592	73 92	22 18	86.01 % 84.33 %	10.75 % 13.11 %	3.24 % 2.56 %

Compare Mailgun with other providers

Compare the email deliverability of Mailgun with other providers.