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
64.547 64.615	49.094 49.541	14.120 13.785	1.594 1.579

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 (%)
76.06 % 76.67 %	21.88 % 21.33 %	2.47 % 2.44 %

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	5059 5018	3839 3908	1121 1019	126 110	75.88 % 77.88 %	22.16 % 20.31 %	2.49 % 2.19 %
Elektronics	4978 5054	3821 3920	1057 1033	126 132	76.76 % 77.56 %	21.23 % 20.44 %	2.53 % 2.61 %
Entertainment	5004 4913	3771 3747	1134 1071	128 122	75.36 % 76.27 %	22.66 % 21.80 %	2.56 % 2.48 %
Cosmetics & Beauty	5094 4934	3896 3795	1080 1024	124 120	76.48 % 76.92 %	21.20 % 20.75 %	2.43 % 2.43 %
Food & Drink	5062 4824	3823 3719	1128 1010	125 117	75.52 % 77.09 %	22.28 % 20.94 %	2.47 % 2.43 %
Home & Garden	4911 5089	3715 3914	1105 1091	116 120	75.65 % 76.91 %	22.50 % 21.44 %	2.36 % 2.36 %
Finance	5039 5008	3961 4014	972 912	129 125	78.61 % 80.15 %	19.29 % 18.21 %	2.56 % 2.50 %
Health	4971 4944	3953 3899	914 953	113 118	79.52 % 78.86 %	18.39 % 19.28 %	2.27 % 2.39 %
Pets	5036 4996	3814 3764	1105 1123	132 127	75.73 % 75.34 %	21.94 % 22.48 %	2.62 % 2.54 %
Sport & Fitness	4891 4986	3712 3777	1088 1088	129 128	75.89 % 75.75 %	22.24 % 21.82 %	2.64 % 2.57 %
Job & Career	4630 4807	3393 3565	1133 1142	114 115	73.28 % 74.16 %	24.47 % 23.76 %	2.46 % 2.39 %
Dating	4935 4864	3577 3522	1252 1233	120 121	72.48 % 72.41 %	25.37 % 25.35 %	2.43 % 2.49 %
Other	4937 5178	3819 3997	1031 1086	112 124	77.35 % 77.19 %	20.88 % 20.97 %	2.27 % 2.39 %

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	4616 4746	3369 3504	1142 1141	122 114	72.99 % 73.83 %	24.74 % 24.04 %	2.64 % 2.40 %
Outlook Mail	4779 4765	3606 3571	1083 1097	112 123	75.46 % 74.94 %	22.66 % 23.02 %	2.34 % 2.58 %
Yahoo Mail	4541 4672	3450 3514	1002 1036	113 114	75.97 % 75.21 %	22.07 % 22.17 %	2.49 % 2.44 %
AOL Mail	4511 4455	3386 3409	1041 960	115 105	75.06 % 76.52 %	23.08 % 21.55 %	2.55 % 2.36 %
Mail.com	4781 4524	3683 3511	998 911	115 116	77.03 % 77.61 %	20.87 % 20.14 %	2.41 % 2.56 %
Yandex Mail	4658 4871	3494 3709	1075 1075	112 114	75.01 % 76.14 %	23.08 % 22.07 %	2.40 % 2.34 %
GMX Mail	4600 4538	3450 3415	1073 1046	104 115	75.00 % 75.25 %	23.33 % 23.05 %	2.26 % 2.53 %
Zoho Mail	4791 4621	3649 3595	1055 945	112 120	76.16 % 77.80 %	22.02 % 20.45 %	2.34 % 2.60 %
ProtonMail	4516 4697	3490 3679	923 926	116 110	77.28 % 78.33 %	20.44 % 19.71 %	2.57 % 2.34 %
Custom Mail	4727 4723	3689 3755	926 877	117 103	78.04 % 79.50 %	19.59 % 18.57 %	2.48 % 2.18 %
iCloud Mail	4569 4663	3361 3394	1114 1198	118 117	73.56 % 72.79 %	24.38 % 25.69 %	2.58 % 2.51 %
Tuta	4715 4639	3647 3646	969 904	120 113	77.35 % 78.59 %	20.55 % 19.49 %	2.55 % 2.44 %
Juno.com	4710 4641	3667 3630	940 909	117 124	77.86 % 78.22 %	19.96 % 19.59 %	2.48 % 2.67 %
Mailfence	4033 4060	3153 3209	779 760	101 91	78.18 % 79.04 %	19.32 % 18.72 %	2.50 % 2.24 %

Compare SendGrid with other providers

Compare the email deliverability of SendGrid with other providers.