# Messaging Channel Comparison

|                                                                     | Email                                                                                                   | SMS                | Telegram Bot 👑                  | WhatsApp\*                                |
| ------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------- | ------------------ | -------------------------------- | ----------------------------------------- |
| Cost per message                                                    | <p>$0 if < 1M emails per month<br>(see <a href="https://aws.amazon.com/ses/pricing/">SES costs</a>)</p> | USD0.0415          | Free                             | 7 cents SGD                               |
| Cost of infrastructure set-up (estimate)                            | Covered by Postman                                                                                      | Covered by Postman | Covered by Postman               | >10k SGD if an agency wishes to set it up |
| Onboarding timeline                                                 | A few minutes                                                                                           | A few hours        | A few hours                      | Weeks                                     |
| Target audience age group                                           | All ages                                                                                                | All ages           | <40 yo                           | >40 & <100 yo                             |
| <p>Added features that Postman can leverage<br>(future roadmap)</p> | Open rate                                                                                               | 2-way reply        | 2-way reply, poll, quiz, payment | 2-way reply                               |
| Able to selectively send to a subset of people                      | Yes, using the excel to remove certain recipients based on their characteristics                        | Yes                | Yes                              | No                                        |

\*We do not support sending of WhatsApp messages for public officers in general. The service is available only for MCI due to the complexity and cost involved.