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
70.621 71.595	59.074 56.977	9.097 11.590	2.450 3.028

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 (%)
83.65 % 79.58 %	12.88 % 16.19 %	3.47 % 4.23 %

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	5455 5599	4694 4601	596 803	165 195	86.05 % 82.18 %	10.93 % 14.34 %	3.02 % 3.48 %
Elektronics	5506 5565	4688 4451	657 862	161 252	85.14 % 79.98 %	11.93 % 15.49 %	2.92 % 4.53 %
Entertainment	5486 5483	4572 4368	722 895	192 220	83.34 % 79.66 %	13.16 % 16.32 %	3.50 % 4.01 %
Cosmetics & Beauty	5455 5550	4544 4421	702 900	209 229	83.30 % 79.66 %	12.87 % 16.22 %	3.83 % 4.13 %
Food & Drink	5489 5506	4710 4509	607 785	172 212	85.81 % 81.89 %	11.06 % 14.26 %	3.13 % 3.85 %
Home & Garden	5259 5540	4502 4516	580 791	177 233	85.61 % 81.52 %	11.03 % 14.28 %	3.37 % 4.21 %
Finance	5406 5409	4393 4165	801 990	212 254	81.26 % 77.00 %	14.82 % 18.30 %	3.92 % 4.70 %
Health	5332 5405	4404 4235	743 927	185 243	82.60 % 78.35 %	13.93 % 17.15 %	3.47 % 4.50 %
Pets	5455 5395	4645 4359	649 818	161 218	85.15 % 80.80 %	11.90 % 15.16 %	2.95 % 4.04 %
Sport & Fitness	5451 5705	4507 4470	765 987	179 248	82.68 % 78.35 %	14.03 % 17.30 %	3.28 % 4.35 %
Job & Career	5428 5520	4379 4267	809 1012	240 241	80.67 % 77.30 %	14.90 % 18.33 %	4.42 % 4.37 %
Dating	5361 5526	4345 4257	803 998	213 271	81.05 % 77.04 %	14.98 % 18.06 %	3.97 % 4.90 %
Other	5538 5392	4691 4358	663 822	184 212	84.71 % 80.82 %	11.97 % 15.24 %	3.32 % 3.93 %

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	5348 5348	4174 3956	941 1108	233 284	78.05 % 73.97 %	17.60 % 20.72 %	4.36 % 5.31 %
Outlook Mail	5402 5456	4410 4223	775 965	217 268	81.64 % 77.40 %	14.35 % 17.69 %	4.02 % 4.91 %
Yahoo Mail	5309 5540	4413 4391	707 919	189 230	83.12 % 79.26 %	13.32 % 16.59 %	3.56 % 4.15 %
AOL Mail	5513 5714	4578 4483	737 953	198 278	83.04 % 78.46 %	13.37 % 16.68 %	3.59 % 4.87 %
Mail.com	5534 5508	4667 4406	685 863	182 239	84.33 % 79.99 %	12.38 % 15.67 %	3.29 % 4.34 %
Yandex Mail	5457 5447	4455 4234	785 964	217 249	81.64 % 77.73 %	14.39 % 17.70 %	3.98 % 4.57 %
GMX Mail	5358 5398	4596 4415	605 782	157 201	85.78 % 81.79 %	11.29 % 14.49 %	2.93 % 3.72 %
Zoho Mail	5534 5510	4721 4478	639 810	174 222	85.31 % 81.27 %	11.55 % 14.70 %	3.14 % 4.03 %
ProtonMail	5446 5586	4692 4631	579 774	175 181	86.15 % 82.90 %	10.63 % 13.86 %	3.21 % 3.24 %
Custom Mail	5320 5466	4603 4485	559 769	158 212	86.52 % 82.05 %	10.51 % 14.07 %	2.97 % 3.88 %
iCloud Mail	5359 5572	4262 4238	875 1095	222 239	79.53 % 76.06 %	16.33 % 19.65 %	4.14 % 4.29 %
Tuta	5523 5511	4720 4486	628 807	175 218	85.46 % 81.40 %	11.37 % 14.64 %	3.17 % 3.96 %
Juno.com	5518 5539	4783 4551	582 781	153 207	86.68 % 82.16 %	10.55 % 14.10 %	2.77 % 3.74 %

Compare Mailgun with other providers

Compare the email deliverability of Mailgun with other providers.