Kit and Postmark Email Deliverability Comparison

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
8.857 8.760	7.409 7.088	1.114 1.300	334 372

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 (%)
83.65 % 80.91 %	12.58 % 14.84 %	3.77 % 4.25 %

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	655 680	571 565	69 90	15 25	87.18 % 83.09 %	10.53 % 13.24 %	2.29 % 3.68 %
Elektronics	705 698	590 582	82 94	33 22	83.69 % 83.38 %	11.63 % 13.47 %	4.68 % 3.15 %
Entertainment	699 677	578 548	90 102	31 27	82.69 % 80.95 %	12.88 % 15.07 %	4.43 % 3.99 %
Cosmetics & Beauty	709 634	585 506	90 99	34 29	82.51 % 79.81 %	12.69 % 15.62 %	4.80 % 4.57 %
Food & Drink	659 656	569 553	69 85	21 18	86.34 % 84.30 %	10.47 % 12.96 %	3.19 % 2.74 %
Home & Garden	665 697	571 580	71 88	23 29	85.86 % 83.21 %	10.68 % 12.63 %	3.46 % 4.16 %
Finance	647 724	530 555	97 123	20 46	81.92 % 76.66 %	14.99 % 16.99 %	3.09 % 6.35 %
Health	694 657	574 523	92 104	28 30	82.71 % 79.60 %	13.26 % 15.83 %	4.03 % 4.57 %
Pets	663 706	563 576	76 100	24 30	84.92 % 81.59 %	11.46 % 14.16 %	3.62 % 4.25 %
Sport & Fitness	726 621	604 505	101 95	21 21	83.20 % 81.32 %	13.91 % 15.30 %	2.89 % 3.38 %
Job & Career	673 702	550 547	98 120	25 35	81.72 % 77.92 %	14.56 % 17.09 %	3.71 % 4.99 %
Dating	706 625	568 493	102 103	36 29	80.45 % 78.88 %	14.45 % 16.48 %	5.10 % 4.64 %
Other	656 683	556 555	77 97	23 31	84.76 % 81.26 %	11.74 % 14.20 %	3.51 % 4.54 %

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	706 691	544 516	123 135	39 40	77.05 % 74.67 %	17.42 % 19.54 %	5.52 % 5.79 %
Outlook Mail	665 657	549 514	89 109	27 34	82.56 % 78.23 %	13.38 % 16.59 %	4.06 % 5.18 %
Yahoo Mail	687 636	570 510	88 99	29 27	82.97 % 80.19 %	12.81 % 15.57 %	4.22 % 4.25 %
AOL Mail	616 656	507 526	83 102	26 28	82.31 % 80.18 %	13.47 % 15.55 %	4.22 % 4.27 %
Mail.com	681 679	571 557	86 96	24 26	83.85 % 82.03 %	12.63 % 14.14 %	3.52 % 3.83 %
Yandex Mail	689 590	563 467	96 98	30 25	81.71 % 79.15 %	13.93 % 16.61 %	4.35 % 4.24 %
GMX Mail	701 688	602 567	78 93	21 28	85.88 % 82.41 %	11.13 % 13.52 %	3.00 % 4.07 %
Zoho Mail	656 691	559 573	74 93	23 25	85.21 % 82.92 %	11.28 % 13.46 %	3.51 % 3.62 %
ProtonMail	736 678	638 580	77 81	21 17	86.68 % 85.55 %	10.46 % 11.95 %	2.85 % 2.51 %
Custom Mail	680 692	588 573	67 88	25 31	86.47 % 82.80 %	9.85 % 12.72 %	3.68 % 4.48 %
iCloud Mail	741 651	589 497	118 122	34 32	79.49 % 76.34 %	15.92 % 18.74 %	4.59 % 4.92 %
Tuta	645 746	555 623	70 95	20 28	86.05 % 83.51 %	10.85 % 12.73 %	3.10 % 3.75 %
Juno.com	654 705	574 585	65 89	15 31	87.77 % 82.98 %	9.94 % 12.62 %	2.29 % 4.40 %

Compare Kit with other providers

Compare the email deliverability of Kit with other providers.