Sign In
Language

Constant Contact and SendInBlue Email Deliverability Comparison

  Constant Contact
  SendInBlue

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

Emails Sent Emails Inbox Emails Spam Emails Lost
  365.971
  366.354
  273.134
  274.604
  78.607
  78.232
  14.230
  13.518

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. SendInBlue beats Constant Contact in this comparison.

Inbox (%) Spam (%) Lost (%)
  74.63 %
  74.96 %
  21.48 %
  21.35 %
  3.89 %
  3.69 %

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, SendInBlue is the clear winner.

Category Emails Sent Emails Inbox Emails Spam Emails Lost Inbox (%) Spam (%) Lost (%)
Clothing
  28295
  28200
  21958
  22037
  5292
  5206
  1045
  957
  77.60 %
  78.15 %
  18.70 %
  18.46 %
  3.69 %
  3.39 %
Elektronics
  27877
  28131
  21023
  21281
  5839
  5860
  1015
  990
  75.41 %
  75.65 %
  20.95 %
  20.83 %
  3.64 %
  3.52 %
Entertainment
  28131
  28253
  20948
  21075
  6052
  6152
  1131
  1026
  74.47 %
  74.59 %
  21.51 %
  21.77 %
  4.02 %
  3.63 %
Cosmetics & Beauty
  28239
  28096
  21070
  20946
  6084
  6045
  1085
  1105
  74.61 %
  74.55 %
  21.54 %
  21.52 %
  3.84 %
  3.93 %
Food & Drink
  28161
  28819
  21952
  22438
  5237
  5442
  972
  939
  77.95 %
  77.86 %
  18.60 %
  18.88 %
  3.45 %
  3.26 %
Home & Garden
  28182
  28536
  21830
  22281
  5309
  5330
  1043
  925
  77.46 %
  78.08 %
  18.84 %
  18.68 %
  3.70 %
  3.24 %
Finance
  28442
  28179
  20223
  20163
  7049
  6827
  1170
  1189
  71.10 %
  71.55 %
  24.78 %
  24.23 %
  4.11 %
  4.22 %
Health
  27724
  28218
  19943
  20369
  6645
  6727
  1136
  1122
  71.93 %
  72.18 %
  23.97 %
  23.84 %
  4.10 %
  3.98 %
Pets
  28594
  28429
  21949
  21934
  5609
  5518
  1036
  977
  76.76 %
  77.15 %
  19.62 %
  19.41 %
  3.62 %
  3.44 %
Sport & Fitness
  28573
  27765
  20978
  20596
  6441
  6079
  1154
  1090
  73.42 %
  74.18 %
  22.54 %
  21.89 %
  4.04 %
  3.93 %
Job & Career
  27798
  28018
  20331
  20487
  6302
  6415
  1165
  1116
  73.14 %
  73.12 %
  22.67 %
  22.90 %
  4.19 %
  3.98 %
Dating
  28333
  27823
  19660
  19493
  7415
  7233
  1258
  1097
  69.39 %
  70.06 %
  26.17 %
  26.00 %
  4.44 %
  3.94 %
Other
  27622
  27887
  21269
  21504
  5333
  5398
  1020
  985
  77.00 %
  77.11 %
  19.31 %
  19.36 %
  3.69 %
  3.53 %

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, SendInBlue is better than Constant Contact.

Provider Emails Sent Emails Inbox Emails Spam Emails Lost Inbox (%) Spam (%) Lost (%)
Gmail
  36753
  37422
  26272
  26689
  8971
  9227
  1510
  1506
  71.48 %
  71.32 %
  24.41 %
  24.66 %
  4.11 %
  4.02 %
Outlook Mail
  36398
  35918
  26211
  26126
  8621
  8375
  1566
  1417
  72.01 %
  72.74 %
  23.69 %
  23.32 %
  4.30 %
  3.95 %
Yahoo Mail
  36546
  36252
  27169
  27146
  7918
  7735
  1459
  1371
  74.34 %
  74.88 %
  21.67 %
  21.34 %
  3.99 %
  3.78 %
AOL Mail
  35667
  37042
  26539
  27548
  7632
  8060
  1496
  1434
  74.41 %
  74.37 %
  21.40 %
  21.76 %
  4.19 %
  3.87 %
Mail.com
  36847
  36658
  27863
  27852
  7573
  7502
  1411
  1304
  75.62 %
  75.98 %
  20.55 %
  20.46 %
  3.83 %
  3.56 %
Yandex Mail
  36786
  36525
  26798
  26769
  8457
  8325
  1531
  1431
  72.85 %
  73.29 %
  22.99 %
  22.79 %
  4.16 %
  3.92 %
GMX Mail
  36321
  36546
  27266
  27663
  7686
  7633
  1369
  1250
  75.07 %
  75.69 %
  21.16 %
  20.89 %
  3.77 %
  3.42 %
Zoho Mail
  36740
  36342
  28111
  27926
  7343
  7155
  1286
  1261
  76.51 %
  76.84 %
  19.99 %
  19.69 %
  3.50 %
  3.47 %
ProtonMail
  36919
  36778
  28165
  28147
  7446
  7340
  1308
  1291
  76.29 %
  76.53 %
  20.17 %
  19.96 %
  3.54 %
  3.51 %
Custom Mail
  36994
  36871
  28740
  28738
  6960
  6880
  1294
  1253
  77.69 %
  77.94 %
  18.81 %
  18.66 %
  3.50 %
  3.40 %

Compare Constant Contact with other providers

Compare the email deliverability of Constant Contact with other providers.