Postmark and Kit Email Deliverability Comparison

Postmark

Kit

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

Emails Sent	Emails Inbox	Emails Spam	Emails Lost
63.961 64.911	50.217 50.481	12.619 13.230	1.413 1.420

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. Postmark beats Kit in this comparison.

Inbox (%)	Spam (%)	Lost (%)
78.51 % 77.77 %	19.73 % 20.38 %	2.21 % 2.19 %

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, Postmark is the clear winner.

Category	Emails Sent	Emails Inbox	Emails Spam	Emails Lost	Inbox (%)	Spam (%)	Lost (%)
Clothing	4804 4894	3757 3792	971 1020	105 105	78.21 % 77.48 %	20.21 % 20.84 %	2.19 % 2.15 %
Elektronics	4766 5030	3746 3922	946 1020	106 105	78.60 % 77.97 %	19.85 % 20.28 %	2.22 % 2.09 %
Entertainment	5025 4908	3920 3808	1009 1006	117 106	78.01 % 77.59 %	20.08 % 20.50 %	2.33 % 2.16 %
Cosmetics & Beauty	4806 5065	3784 3980	947 1006	99 100	78.73 % 78.58 %	19.70 % 19.86 %	2.06 % 1.97 %
Food & Drink	4939 4988	3846 3861	1009 1016	104 114	77.87 % 77.41 %	20.43 % 20.37 %	2.11 % 2.29 %
Home & Garden	4853 5048	3813 3865	939 1080	111 107	78.57 % 76.56 %	19.35 % 21.39 %	2.29 % 2.12 %
Finance	5124 4952	4152 3998	892 864	110 108	81.03 % 80.74 %	17.41 % 17.45 %	2.15 % 2.18 %
Health	4903 5084	4012 4083	783 910	108 110	81.83 % 80.31 %	15.97 % 17.90 %	2.20 % 2.16 %
Pets	4994 5014	3887 3851	1004 1061	115 118	77.83 % 76.80 %	20.10 % 21.16 %	2.30 % 2.35 %
Sport & Fitness	4948 5062	3871 3947	997 1014	106 115	78.23 % 77.97 %	20.15 % 20.03 %	2.14 % 2.27 %
Job & Career	4860 4864	3703 3697	1080 1084	109 107	76.19 % 76.01 %	22.22 % 22.29 %	2.24 % 2.20 %
Dating	4816 5008	3616 3728	1124 1187	106 111	75.08 % 74.44 %	23.34 % 23.70 %	2.20 % 2.22 %
Other	5123 4994	4110 3949	918 962	117 114	80.23 % 79.07 %	17.92 % 19.26 %	2.28 % 2.28 %

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, Postmark is better than Kit.

Provider	Emails Sent	Emails Inbox	Emails Spam	Emails Lost	Inbox (%)	Spam (%)	Lost (%)
Gmail	4572 4615	3436 3460	1061 1070	95 95	75.15 % 74.97 %	23.21 % 23.19 %	2.08 % 2.06 %
Outlook Mail	4560 4732	3490 3659	972 972	105 106	76.54 % 77.32 %	21.32 % 20.54 %	2.30 % 2.24 %
Yahoo Mail	4647 4596	3595 3525	968 976	104 99	77.36 % 76.70 %	20.83 % 21.24 %	2.24 % 2.15 %
AOL Mail	4668 4786	3635 3707	949 993	100 103	77.87 % 77.46 %	20.33 % 20.75 %	2.14 % 2.15 %
Mail.com	4676 4724	3755 3756	833 884	103 104	80.30 % 79.51 %	17.81 % 18.71 %	2.20 % 2.20 %
Yandex Mail	4591 4809	3565 3687	944 1032	102 108	77.65 % 76.67 %	20.56 % 21.46 %	2.22 % 2.25 %
GMX Mail	4634 4636	3552 3545	994 1018	110 99	76.65 % 76.47 %	21.45 % 21.96 %	2.37 % 2.14 %
Zoho Mail	4714 4604	3774 3626	866 901	102 98	80.06 % 78.76 %	18.37 % 19.57 %	2.16 % 2.13 %
ProtonMail	4452 4602	3567 3648	824 873	93 100	80.12 % 79.27 %	18.51 % 18.97 %	2.09 % 2.17 %
Custom Mail	4631 4653	3783 3729	756 838	108 107	81.69 % 80.14 %	16.32 % 18.01 %	2.33 % 2.30 %
iCloud Mail	4587 4683	3469 3462	1035 1135	102 105	75.63 % 73.93 %	22.56 % 24.24 %	2.22 % 2.24 %
Tuta	4657 4804	3750 3807	833 907	106 107	80.52 % 79.25 %	17.89 % 18.88 %	2.28 % 2.23 %
Juno.com	4828 4682	3877 3714	887 883	105 108	80.30 % 79.33 %	18.37 % 18.86 %	2.17 % 2.31 %
Mailfence	3744 3985	2969 3156	697 748	78 81	79.30 % 79.20 %	18.62 % 18.77 %	2.08 % 2.03 %

Compare Postmark with other providers

Compare the email deliverability of Postmark with other providers.