Postmark and Sarbacane Email Deliverability Comparison

Postmark

Sarbacane

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

Emails Sent	Emails Inbox	Emails Spam	Emails Lost
77.364 77.408	60.340 60.553	15.418 15.325	1.606 1.530

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. Sarbacane beats Postmark in this comparison.

Inbox (%)	Spam (%)	Lost (%)
77.99 % 78.23 %	19.93 % 19.80 %	2.08 % 1.98 %

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, Sarbacane is the clear winner.

Category	Emails Sent	Emails Inbox	Emails Spam	Emails Lost	Inbox (%)	Spam (%)	Lost (%)
Clothing	6125 6096	4737 4726	1265 1255	123 115	77.34 % 77.53 %	20.65 % 20.59 %	2.01 % 1.89 %
Elektronics	5829 5709	4554 4520	1152 1075	123 114	78.13 % 79.17 %	19.76 % 18.83 %	2.11 % 2.00 %
Entertainment	5939 5907	4607 4562	1218 1221	114 124	77.57 % 77.23 %	20.51 % 20.67 %	1.92 % 2.10 %
Cosmetics & Beauty	5972 6187	4699 4846	1157 1218	116 123	78.68 % 78.33 %	19.37 % 19.69 %	1.94 % 1.99 %
Food & Drink	5914 6116	4591 4796	1211 1199	112 121	77.63 % 78.42 %	20.48 % 19.60 %	1.89 % 1.98 %
Home & Garden	6083 5796	4729 4488	1227 1190	127 118	77.74 % 77.43 %	20.17 % 20.53 %	2.09 % 2.04 %
Finance	5980 5940	4887 4838	957 981	136 121	81.72 % 81.45 %	16.00 % 16.52 %	2.27 % 2.04 %
Health	6023 5829	4892 4751	1009 954	122 124	81.22 % 81.51 %	16.75 % 16.37 %	2.03 % 2.13 %
Pets	6058 5922	4677 4624	1257 1181	124 117	77.20 % 78.08 %	20.75 % 19.94 %	2.05 % 1.98 %
Sport & Fitness	5761 6163	4496 4802	1142 1243	123 118	78.04 % 77.92 %	19.82 % 20.17 %	2.14 % 1.91 %
Job & Career	5954 5850	4491 4434	1339 1306	124 110	75.43 % 75.79 %	22.49 % 22.32 %	2.08 % 1.88 %
Dating	5963 5923	4403 4380	1436 1434	124 109	73.84 % 73.95 %	24.08 % 24.21 %	2.08 % 1.84 %
Other	5763 5970	4577 4786	1048 1068	138 116	79.42 % 80.17 %	18.18 % 17.89 %	2.39 % 1.94 %

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, Sarbacane is better than Postmark.

Provider	Emails Sent	Emails Inbox	Emails Spam	Emails Lost	Inbox (%)	Spam (%)	Lost (%)
Gmail	5361 5369	3973 3965	1270 1298	118 106	74.11 % 73.85 %	23.69 % 24.18 %	2.20 % 1.97 %
Outlook Mail	5479 5687	4166 4349	1206 1223	107 115	76.04 % 76.47 %	22.01 % 21.51 %	1.95 % 2.02 %
Yahoo Mail	5570 5694	4261 4408	1199 1177	110 109	76.50 % 77.41 %	21.53 % 20.67 %	1.97 % 1.91 %
AOL Mail	5446 5542	4213 4311	1110 1134	123 97	77.36 % 77.79 %	20.38 % 20.46 %	2.26 % 1.75 %
Mail.com	5653 5414	4514 4300	1027 1021	112 93	79.85 % 79.42 %	18.17 % 18.86 %	1.98 % 1.72 %
Yandex Mail	5609 5289	4327 4108	1168 1074	114 107	77.14 % 77.67 %	20.82 % 20.31 %	2.03 % 2.02 %
GMX Mail	5412 5567	4097 4210	1202 1232	113 125	75.70 % 75.62 %	22.21 % 22.13 %	2.09 % 2.25 %
Zoho Mail	5461 5664	4290 4552	1060 991	111 121	78.56 % 80.37 %	19.41 % 17.50 %	2.03 % 2.14 %
ProtonMail	5591 5475	4497 4415	986 953	108 107	80.43 % 80.64 %	17.64 % 17.41 %	1.93 % 1.95 %
Custom Mail	5358 5543	4335 4475	915 959	108 109	80.91 % 80.73 %	17.08 % 17.30 %	2.02 % 1.97 %
iCloud Mail	5528 5562	4107 4116	1298 1338	123 108	74.29 % 74.00 %	23.48 % 24.06 %	2.23 % 1.94 %
Tuta	5765 5325	4608 4294	1039 939	118 92	79.93 % 80.64 %	18.02 % 17.63 %	2.05 % 1.73 %
Juno.com	5695 5465	4582 4357	982 998	131 110	80.46 % 79.73 %	17.24 % 18.26 %	2.30 % 2.01 %
Mailfence	5436 5812	4370 4693	956 988	110 131	80.39 % 80.75 %	17.59 % 17.00 %	2.02 % 2.25 %

Compare Postmark with other providers

Compare the email deliverability of Postmark with other providers.