SendGrid and Mailgun Email Deliverability Comparison

SendGrid

Mailgun

In this comparison, the deliverability of SendGrid 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 SendGrid.

Emails Sent	Emails Inbox	Emails Spam	Emails Lost
63.763 63.999	48.627 49.508	14.148 13.525	1.517 1.496

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 (%)
76.26 % 77.36 %	22.19 % 21.13 %	2.38 % 2.34 %

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	5052 5051	3843 3954	1128 1018	123 113	76.07 % 78.28 %	22.33 % 20.15 %	2.43 % 2.24 %
Elektronics	4831 5044	3712 3932	1058 1037	118 130	76.84 % 77.95 %	21.90 % 20.56 %	2.44 % 2.58 %
Entertainment	4928 4979	3748 3850	1120 1060	118 114	76.06 % 77.32 %	22.73 % 21.29 %	2.39 % 2.29 %
Cosmetics & Beauty	5169 4990	3952 3870	1129 1021	122 115	76.46 % 77.56 %	21.84 % 20.46 %	2.36 % 2.30 %
Food & Drink	4895 4820	3714 3750	1094 1007	120 115	75.87 % 77.80 %	22.35 % 20.89 %	2.45 % 2.39 %
Home & Garden	4846 4971	3669 3832	1102 1069	114 112	75.71 % 77.09 %	22.74 % 21.50 %	2.35 % 2.25 %
Finance	5029 4885	3930 3928	1020 915	124 114	78.15 % 80.41 %	20.28 % 18.73 %	2.47 % 2.33 %
Health	4894 4897	3867 3866	954 948	102 109	79.02 % 78.95 %	19.49 % 19.36 %	2.08 % 2.23 %
Pets	5017 4883	3813 3717	1116 1085	124 116	76.00 % 76.12 %	22.24 % 22.22 %	2.47 % 2.38 %
Sport & Fitness	4830 4858	3686 3731	1089 1040	122 120	76.31 % 76.80 %	22.55 % 21.41 %	2.53 % 2.47 %
Job & Career	4652 4694	3450 3523	1120 1090	111 106	74.16 % 75.05 %	24.08 % 23.22 %	2.39 % 2.26 %
Dating	4736 4718	3479 3480	1175 1156	111 112	73.46 % 73.76 %	24.81 % 24.50 %	2.34 % 2.37 %
Other	4884 5209	3764 4075	1043 1079	108 120	77.07 % 78.23 %	21.36 % 20.71 %	2.21 % 2.30 %

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	4707 4749	3472 3539	1154 1123	120 114	73.76 % 74.52 %	24.52 % 23.65 %	2.55 % 2.40 %
Outlook Mail	4784 4801	3620 3655	1099 1057	109 116	75.67 % 76.13 %	22.97 % 22.02 %	2.28 % 2.42 %
Yahoo Mail	4589 4664	3508 3558	1011 1011	113 106	76.44 % 76.29 %	22.03 % 21.68 %	2.46 % 2.27 %
AOL Mail	4500 4512	3398 3477	1033 958	108 105	75.51 % 77.06 %	22.96 % 21.23 %	2.40 % 2.33 %
Mail.com	4714 4477	3636 3516	1004 887	109 107	77.13 % 78.53 %	21.30 % 19.81 %	2.31 % 2.39 %
Yandex Mail	4643 4816	3521 3693	1066 1054	107 107	75.83 % 76.68 %	22.96 % 21.89 %	2.30 % 2.22 %
GMX Mail	4574 4582	3450 3495	1073 1042	101 109	75.43 % 76.28 %	23.46 % 22.74 %	2.21 % 2.38 %
Zoho Mail	4886 4636	3725 3606	1097 969	110 115	76.24 % 77.78 %	22.45 % 20.90 %	2.25 % 2.48 %
ProtonMail	4464 4685	3454 3681	938 940	109 106	77.37 % 78.57 %	21.01 % 20.06 %	2.44 % 2.26 %
Custom Mail	4727 4758	3657 3782	984 895	116 100	77.36 % 79.49 %	20.82 % 18.81 %	2.45 % 2.10 %
iCloud Mail	4605 4667	3400 3484	1120 1136	114 111	73.83 % 74.65 %	24.32 % 24.34 %	2.48 % 2.38 %
Tuta	4628 4667	3589 3699	983 929	114 112	77.55 % 79.26 %	21.24 % 19.91 %	2.46 % 2.40 %
Juno.com	4703 4673	3654 3679	967 927	110 117	77.70 % 78.73 %	20.56 % 19.84 %	2.34 % 2.50 %
Mailfence	3239 3312	2543 2644	619 597	77 71	78.51 % 79.83 %	19.11 % 18.03 %	2.38 % 2.14 %

Compare SendGrid with other providers

Compare the email deliverability of SendGrid with other providers.