Quick Verdict
Choose Postmark if:
You need transactional only or developers
Choose Mailchimp if:
You need small business or e-commerce
Feature Comparison
| Feature | Postmark | Mailchimp |
|---|---|---|
| Free tier | ||
| Starting price | $15/mo | Custom |
| G2 Rating | 4.6/5 | 4.3/5 |
| API Available |
Pricing Comparison
Monthly Cost by Team Size
* Pricing estimates based on standard paid plans. Actual costs may vary.
Postmark
Pros
- Best deliverability
- Fast delivery
- Simple pricing
- Great support
Cons
- No marketing emails
- Limited features
- No free tier
Mailchimp
Pros
- All-in-one
- Easy to use
- Good templates
- Free tier
Cons
- Expensive at scale
- Limited automation
- Complex pricing