Kit and Postmark Email Deliverability Comparison

Kit

Postmark

In this comparison, the deliverability of Kit and Postmark 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 Kit than for Postmark.

Emails Sent	Emails Inbox	Emails Spam	Emails Lost
76.643 76.798	59.459 59.444	15.559 15.641	1.625 1.713

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. Kit beats Postmark in this comparison.

Inbox (%)	Spam (%)	Lost (%)
77.58 % 77.40 %	20.30 % 20.37 %	2.12 % 2.23 %

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, Kit is the clear winner.

Category	Emails Sent	Emails Inbox	Emails Spam	Emails Lost	Inbox (%)	Spam (%)	Lost (%)
Clothing	5965 6023	4577 4621	1261 1271	127 131	76.73 % 76.72 %	21.14 % 21.10 %	2.13 % 2.17 %
Elektronics	5786 5836	4548 4530	1115 1176	123 130	78.60 % 77.62 %	19.27 % 20.15 %	2.13 % 2.23 %
Entertainment	5907 5800	4528 4456	1255 1225	124 119	76.65 % 76.83 %	21.25 % 21.12 %	2.10 % 2.05 %
Cosmetics & Beauty	5954 5908	4658 4597	1174 1184	122 127	78.23 % 77.81 %	19.72 % 20.04 %	2.05 % 2.15 %
Food & Drink	5862 5933	4516 4555	1216 1256	130 122	77.04 % 76.77 %	20.74 % 21.17 %	2.22 % 2.06 %
Home & Garden	5934 6024	4595 4641	1212 1249	127 134	77.44 % 77.04 %	20.42 % 20.73 %	2.14 % 2.22 %
Finance	5829 6100	4725 4945	983 1013	121 142	81.06 % 81.07 %	16.86 % 16.61 %	2.08 % 2.33 %
Health	5875 6121	4778 4955	974 1027	123 139	81.33 % 80.95 %	16.58 % 16.78 %	2.09 % 2.27 %
Pets	5980 6016	4592 4606	1254 1275	134 135	76.79 % 76.56 %	20.97 % 21.19 %	2.24 % 2.24 %
Sport & Fitness	5886 5696	4519 4426	1239 1145	128 125	76.78 % 77.70 %	21.05 % 20.10 %	2.17 % 2.19 %
Job & Career	5933 5828	4448 4344	1357 1351	128 133	74.97 % 74.54 %	22.87 % 23.18 %	2.16 % 2.28 %
Dating	5976 5816	4407 4275	1442 1409	127 132	73.74 % 73.50 %	24.13 % 24.23 %	2.13 % 2.27 %
Other	5756 5697	4568 4493	1077 1060	111 144	79.36 % 78.87 %	18.71 % 18.61 %	1.93 % 2.53 %

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, Kit is better than Postmark.

Provider	Emails Sent	Emails Inbox	Emails Spam	Emails Lost	Inbox (%)	Spam (%)	Lost (%)
Gmail	5467 5291	4033 3899	1326 1274	108 118	73.77 % 73.69 %	24.25 % 24.08 %	1.98 % 2.23 %
Outlook Mail	5472 5439	4181 4102	1179 1216	112 121	76.41 % 75.42 %	21.55 % 22.36 %	2.05 % 2.22 %
Yahoo Mail	5648 5571	4305 4230	1227 1222	116 119	76.22 % 75.93 %	21.72 % 21.94 %	2.05 % 2.14 %
AOL Mail	5541 5502	4253 4233	1175 1137	113 132	76.76 % 76.94 %	21.21 % 20.67 %	2.04 % 2.40 %
Mail.com	5406 5715	4261 4517	1028 1074	117 124	78.82 % 79.04 %	19.02 % 18.79 %	2.16 % 2.17 %
Yandex Mail	5401 5557	4145 4241	1149 1193	107 123	76.75 % 76.32 %	21.27 % 21.47 %	1.98 % 2.21 %
GMX Mail	5515 5337	4185 4004	1210 1212	120 121	75.88 % 75.02 %	21.94 % 22.71 %	2.18 % 2.27 %
Zoho Mail	5463 5427	4294 4225	1049 1085	120 117	78.60 % 77.85 %	19.20 % 19.99 %	2.20 % 2.16 %
ProtonMail	5329 5458	4237 4373	970 975	122 110	79.51 % 80.12 %	18.20 % 17.86 %	2.29 % 2.02 %
Custom Mail	5258 5333	4221 4300	918 914	119 119	80.28 % 80.63 %	17.46 % 17.14 %	2.26 % 2.23 %
iCloud Mail	5465 5380	4065 3973	1291 1279	109 128	74.38 % 73.85 %	23.62 % 23.77 %	1.99 % 2.38 %
Tuta	5744 5717	4555 4544	1065 1046	124 127	79.30 % 79.48 %	18.54 % 18.30 %	2.16 % 2.22 %
Juno.com	5446 5712	4372 4540	955 1033	119 139	80.28 % 79.48 %	17.54 % 18.08 %	2.19 % 2.43 %
Mailfence	5488 5359	4352 4263	1017 981	119 115	79.30 % 79.55 %	18.53 % 18.31 %	2.17 % 2.15 %

Compare Kit with other providers

Compare the email deliverability of Kit with other providers.