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Constant Contact and MailChimp Email Deliverability Comparison

  Constant Contact
  MailChimp

In this comparison, the deliverability of Constant Contact and MailChimp 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 MailChimp than for Constant Contact.

Emails Sent Emails Inbox Emails Spam Emails Lost
  277.336
  277.139
  202.688
  205.299
  64.216
  62.304
  10.432
  9.536

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. MailChimp beats Constant Contact in this comparison.

Inbox (%) Spam (%) Lost (%)
  73.08 %
  74.08 %
  23.15 %
  22.48 %
  3.76 %
  3.44 %

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, MailChimp is the clear winner.

Category Emails Sent Emails Inbox Emails Spam Emails Lost Inbox (%) Spam (%) Lost (%)
Clothing
  21366
  21575
  16287
  16668
  4308
  4226
  771
  681
  76.23 %
  77.26 %
  20.16 %
  19.59 %
  3.61 %
  3.16 %
Elektronics
  21303
  21407
  15737
  16015
  4827
  4698
  739
  694
  73.87 %
  74.81 %
  22.66 %
  21.95 %
  3.47 %
  3.24 %
Entertainment
  21335
  21092
  15572
  15536
  4941
  4783
  822
  773
  72.99 %
  73.66 %
  23.16 %
  22.68 %
  3.85 %
  3.66 %
Cosmetics & Beauty
  21426
  21360
  15655
  15779
  4977
  4832
  794
  749
  73.07 %
  73.87 %
  23.23 %
  22.62 %
  3.71 %
  3.51 %
Food & Drink
  21291
  21278
  16317
  16462
  4261
  4150
  713
  666
  76.64 %
  77.37 %
  20.01 %
  19.50 %
  3.35 %
  3.13 %
Home & Garden
  21367
  21571
  16264
  16662
  4332
  4267
  771
  642
  76.12 %
  77.24 %
  20.27 %
  19.78 %
  3.61 %
  2.98 %
Finance
  21645
  21157
  14990
  14893
  5806
  5453
  849
  811
  69.25 %
  70.39 %
  26.82 %
  25.77 %
  3.92 %
  3.83 %
Health
  20888
  21493
  14616
  15280
  5452
  5451
  820
  762
  69.97 %
  71.09 %
  26.10 %
  25.36 %
  3.93 %
  3.55 %
Pets
  21781
  20682
  16445
  15927
  4564
  4076
  772
  679
  75.50 %
  77.01 %
  20.95 %
  19.71 %
  3.54 %
  3.28 %
Sport & Fitness
  21782
  20886
  15695
  15354
  5256
  4798
  831
  734
  72.05 %
  73.51 %
  24.13 %
  22.97 %
  3.82 %
  3.51 %
Job & Career
  20930
  21164
  15009
  15371
  5052
  4984
  869
  809
  71.71 %
  72.63 %
  24.14 %
  23.55 %
  4.15 %
  3.82 %
Dating
  21291
  22185
  14258
  15052
  6126
  6305
  907
  828
  66.97 %
  67.85 %
  28.77 %
  28.42 %
  4.26 %
  3.73 %
Other
  20931
  21289
  15843
  16300
  4314
  4281
  774
  708
  75.69 %
  76.57 %
  20.61 %
  20.11 %
  3.70 %
  3.33 %

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, MailChimp is better than Constant Contact.

Provider Emails Sent Emails Inbox Emails Spam Emails Lost Inbox (%) Spam (%) Lost (%)
Gmail
  27701
  27754
  19273
  19499
  7340
  7186
  1088
  1069
  69.58 %
  70.26 %
  26.50 %
  25.89 %
  3.93 %
  3.85 %
Outlook Mail
  27562
  27167
  19390
  19448
  7039
  6731
  1133
  988
  70.35 %
  71.59 %
  25.54 %
  24.78 %
  4.11 %
  3.64 %
Yahoo Mail
  27534
  27862
  20076
  20614
  6388
  6257
  1070
  991
  72.91 %
  73.99 %
  23.20 %
  22.46 %
  3.89 %
  3.56 %
AOL Mail
  26726
  28028
  19550
  20745
  6122
  6320
  1054
  963
  73.15 %
  74.02 %
  22.91 %
  22.55 %
  3.94 %
  3.44 %
Mail.com
  27825
  27985
  20662
  20948
  6138
  6061
  1025
  976
  74.26 %
  74.85 %
  22.06 %
  21.66 %
  3.68 %
  3.49 %
Yandex Mail
  27972
  27773
  19987
  20140
  6869
  6607
  1116
  1026
  71.45 %
  72.52 %
  24.56 %
  23.79 %
  3.99 %
  3.69 %
GMX Mail
  27620
  27692
  20187
  20643
  6382
  6149
  1051
  900
  73.09 %
  74.54 %
  23.11 %
  22.20 %
  3.81 %
  3.25 %
Zoho Mail
  27963
  28148
  20987
  21272
  6025
  5984
  951
  892
  75.05 %
  75.57 %
  21.55 %
  21.26 %
  3.40 %
  3.17 %
ProtonMail
  28188
  27292
  21001
  20707
  6197
  5720
  990
  865
  74.50 %
  75.87 %
  21.98 %
  20.96 %
  3.51 %
  3.17 %
Custom Mail
  28245
  27438
  21575
  21283
  5716
  5289
  954
  866
  76.39 %
  77.57 %
  20.24 %
  19.28 %
  3.38 %
  3.16 %

Compare Constant Contact with other providers

Compare the email deliverability of Constant Contact with other providers.