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
44.017 44.630	36.811 35.409	5.653 7.341	1.553 1.880

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 (%)
83.63 % 79.34 %	12.84 % 16.45 %	3.53 % 4.21 %

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	3375 3531	2897 2886	370 517	108 128	85.84 % 81.73 %	10.96 % 14.64 %	3.20 % 3.63 %
Elektronics	3485 3448	2961 2744	420 545	104 159	84.96 % 79.58 %	12.05 % 15.81 %	2.98 % 4.61 %
Entertainment	3422 3446	2847 2717	448 576	127 153	83.20 % 78.85 %	13.09 % 16.72 %	3.71 % 4.44 %
Cosmetics & Beauty	3408 3476	2839 2760	438 576	131 140	83.30 % 79.40 %	12.85 % 16.57 %	3.84 % 4.03 %
Food & Drink	3326 3502	2871 2868	358 510	97 124	86.32 % 81.90 %	10.76 % 14.56 %	2.92 % 3.54 %
Home & Garden	3289 3408	2817 2774	361 494	111 140	85.65 % 81.40 %	10.98 % 14.50 %	3.37 % 4.11 %
Finance	3340 3412	2716 2617	492 632	132 163	81.32 % 76.70 %	14.73 % 18.52 %	3.95 % 4.78 %
Health	3298 3384	2723 2645	460 588	115 151	82.57 % 78.16 %	13.95 % 17.38 %	3.49 % 4.46 %
Pets	3447 3326	2919 2674	412 508	116 144	84.68 % 80.40 %	11.95 % 15.27 %	3.37 % 4.33 %
Sport & Fitness	3432 3524	2840 2753	478 619	114 152	82.75 % 78.12 %	13.93 % 17.57 %	3.32 % 4.31 %
Job & Career	3383 3437	2723 2661	505 640	155 136	80.49 % 77.42 %	14.93 % 18.62 %	4.58 % 3.96 %
Dating	3357 3383	2722 2600	500 618	135 165	81.08 % 76.85 %	14.89 % 18.27 %	4.02 % 4.88 %
Other	3455 3353	2936 2710	411 518	108 125	84.98 % 80.82 %	11.90 % 15.45 %	3.13 % 3.73 %

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	3389 3332	2640 2455	592 701	157 176	77.90 % 73.68 %	17.47 % 21.04 %	4.63 % 5.28 %
Outlook Mail	3331 3377	2726 2603	471 611	134 163	81.84 % 77.08 %	14.14 % 18.09 %	4.02 % 4.83 %
Yahoo Mail	3275 3413	2722 2698	433 572	120 143	83.11 % 79.05 %	13.22 % 16.76 %	3.66 % 4.19 %
AOL Mail	3411 3581	2835 2809	455 606	121 166	83.11 % 78.44 %	13.34 % 16.92 %	3.55 % 4.64 %
Mail.com	3478 3414	2931 2740	431 537	116 137	84.27 % 80.26 %	12.39 % 15.73 %	3.34 % 4.01 %
Yandex Mail	3358 3442	2749 2664	482 617	127 161	81.86 % 77.40 %	14.35 % 17.93 %	3.78 % 4.68 %
GMX Mail	3384 3346	2890 2737	385 491	109 118	85.40 % 81.80 %	11.38 % 14.67 %	3.22 % 3.53 %
Zoho Mail	3471 3381	2971 2743	404 506	96 132	85.59 % 81.13 %	11.64 % 14.97 %	2.77 % 3.90 %
ProtonMail	3488 3475	2996 2866	370 494	122 115	85.89 % 82.47 %	10.61 % 14.22 %	3.50 % 3.31 %
Custom Mail	3336 3448	2876 2827	349 491	111 130	86.21 % 81.99 %	10.46 % 14.24 %	3.33 % 3.77 %
iCloud Mail	3353 3557	2661 2691	548 710	144 156	79.36 % 75.65 %	16.34 % 19.96 %	4.29 % 4.39 %
Tuta	3362 3433	2886 2774	379 510	97 149	85.84 % 80.80 %	11.27 % 14.86 %	2.89 % 4.34 %
Juno.com	3381 3431	2928 2802	354 495	99 134	86.60 % 81.67 %	10.47 % 14.43 %	2.93 % 3.91 %

Compare Mailgun with other providers

Compare the email deliverability of Mailgun with other providers.