Mailchimp and Sendgrid are both email marketing platforms, but they differ in some key aspects.
Mailchimp is a full-scale marketing automation platform, which means that it offers a wider range of marketing tools than just email. It includes features such as landing pages, social media advertising, CRM, and more. Mailchimp is also known for its drag-and-drop email builder, which makes it easy for non-technical marketers to create visually appealing emails. Mailchimp is also very user-friendly and has strong integrations with other marketing tools.
On the other hand, Sendgrid is a transactional email platform, which means that it is mainly used for sending out automated emails, such as order confirmations, receipts, and password reset emails. It has a strong focus on email deliverability and boasts advanced features such as email validation and click/fraud protection. Sendgrid is also known for its robust API which enables businesses to fully customize their email sending experience.
In summary, while Mailchimp is a complete marketing solution, Sendgrid is focused solely on transactional emails and email deliverability. Organizations that require a more comprehensive marketing automation solution will find Mailchimp to be a better fit, whereas those that need to focus on sending automated transactional emails, Sendgrid is their ideal choice.