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Constant Contact and ConvertKit Email Deliverability Comparison

  Constant Contact
  ConvertKit

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

Emails Sent Emails Inbox Emails Spam Emails Lost
  222.504
  222.851
  159.064
  161.920
  55.382
  53.607
  8.058
  7.324

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. ConvertKit beats Constant Contact in this comparison.

Inbox (%) Spam (%) Lost (%)
  71.49 %
  72.66 %
  24.89 %
  24.06 %
  3.62 %
  3.29 %

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, ConvertKit is the clear winner.

Category Emails Sent Emails Inbox Emails Spam Emails Lost Inbox (%) Spam (%) Lost (%)
Clothing
  17119
  17227
  12815
  13154
  3708
  3555
  596
  518
  74.86 %
  76.36 %
  21.66 %
  20.64 %
  3.48 %
  3.01 %
Elektronics
  17049
  17346
  12295
  12609
  4185
  4167
  569
  570
  72.12 %
  72.69 %
  24.55 %
  24.02 %
  3.34 %
  3.29 %
Entertainment
  17093
  16893
  12210
  12220
  4250
  4122
  633
  551
  71.43 %
  72.34 %
  24.86 %
  24.40 %
  3.70 %
  3.26 %
Cosmetics & Beauty
  17116
  17352
  12221
  12573
  4278
  4213
  617
  566
  71.40 %
  72.46 %
  24.99 %
  24.28 %
  3.60 %
  3.26 %
Food & Drink
  17030
  17410
  12814
  13177
  3661
  3693
  555
  540
  75.24 %
  75.69 %
  21.50 %
  21.21 %
  3.26 %
  3.10 %
Home & Garden
  17204
  16881
  12862
  12873
  3735
  3495
  607
  513
  74.76 %
  76.26 %
  21.71 %
  20.70 %
  3.53 %
  3.04 %
Finance
  17433
  17177
  11748
  11801
  5043
  4778
  642
  598
  67.39 %
  68.70 %
  28.93 %
  27.82 %
  3.68 %
  3.48 %
Health
  16849
  17037
  11471
  11801
  4753
  4659
  625
  577
  68.08 %
  69.27 %
  28.21 %
  27.35 %
  3.71 %
  3.39 %
Pets
  17488
  17285
  12966
  13102
  3913
  3653
  609
  530
  74.14 %
  75.80 %
  22.38 %
  21.13 %
  3.48 %
  3.07 %
Sport & Fitness
  17527
  17248
  12370
  12375
  4523
  4267
  634
  606
  70.58 %
  71.75 %
  25.81 %
  24.74 %
  3.62 %
  3.51 %
Job & Career
  16697
  17082
  11741
  12193
  4279
  4277
  677
  612
  70.32 %
  71.38 %
  25.63 %
  25.04 %
  4.05 %
  3.58 %
Dating
  17103
  17068
  11050
  11280
  5362
  5159
  691
  629
  64.61 %
  66.09 %
  31.35 %
  30.23 %
  4.04 %
  3.69 %
Other
  16796
  16845
  12501
  12762
  3692
  3569
  603
  514
  74.43 %
  75.76 %
  21.98 %
  21.19 %
  3.59 %
  3.05 %

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, ConvertKit is better than Constant Contact.

Provider Emails Sent Emails Inbox Emails Spam Emails Lost Inbox (%) Spam (%) Lost (%)
Gmail
  22347
  22266
  15117
  15315
  6379
  6137
  851
  814
  67.65 %
  68.78 %
  28.55 %
  27.56 %
  3.81 %
  3.66 %
Outlook Mail
  22086
  22185
  15144
  15468
  6063
  5932
  879
  785
  68.57 %
  69.72 %
  27.45 %
  26.74 %
  3.98 %
  3.54 %
Yahoo Mail
  22016
  22773
  15744
  16600
  5462
  5440
  810
  733
  71.51 %
  72.89 %
  24.81 %
  23.89 %
  3.68 %
  3.22 %
AOL Mail
  21163
  22211
  15175
  16183
  5177
  5289
  811
  739
  71.71 %
  72.86 %
  24.46 %
  23.81 %
  3.83 %
  3.33 %
Mail.com
  22359
  21414
  16295
  15941
  5265
  4797
  799
  676
  72.88 %
  74.44 %
  23.55 %
  22.40 %
  3.57 %
  3.16 %
Yandex Mail
  22480
  21568
  15739
  15407
  5900
  5408
  841
  753
  70.01 %
  71.43 %
  26.25 %
  25.07 %
  3.74 %
  3.49 %
GMX Mail
  22170
  22685
  15784
  16406
  5569
  5547
  817
  732
  71.20 %
  72.32 %
  25.12 %
  24.45 %
  3.69 %
  3.23 %
Zoho Mail
  22678
  22923
  16694
  17022
  5235
  5178
  749
  723
  73.61 %
  74.26 %
  23.08 %
  22.59 %
  3.30 %
  3.15 %
ProtonMail
  22509
  22211
  16344
  16394
  5398
  5136
  767
  681
  72.61 %
  73.81 %
  23.98 %
  23.12 %
  3.41 %
  3.07 %
Custom Mail
  22696
  22615
  17028
  17184
  4934
  4743
  734
  688
  75.03 %
  75.98 %
  21.74 %
  20.97 %
  3.23 %
  3.04 %

Compare Constant Contact with other providers

Compare the email deliverability of Constant Contact with other providers.