Postmark vs SendGrid

A detailed comparison to help you choose between Postmark and SendGrid.

Postmark

Postmark

Fastest transactional email delivery — inbox-focused

SendGrid

SendGrid

Twilio's email API for developers at scale

Overview
Rating4.5 (398 reviews)4.3 (166 reviews)
Pricing modelfreemiumfreemium
Starting priceFree tier availableFree tier available
Best forSaaS developers who need the most reliable transactional email delivery for password resets and notificationsDevelopers building apps that send transactional and marketing email at scale via API
Tags
Tags
free tierapi access
free tierapi access
Visit Postmark →Visit SendGrid →

Postmark

Pros

  • + Best transactional email delivery rates
  • + Detailed bounce and delivery analytics
  • + Focus on transactional — no deliverability conflicts with marketing email

Cons

  • - More expensive than SendGrid at volume
  • - Transactional only — no marketing email
View full Postmarkreview →

SendGrid

Pros

  • + Industry-standard email API
  • + High volume sending — millions per day
  • + 100 free emails/day forever

Cons

  • - Customer support can be slow
  • - Account suspension risk if complaint rates high
View full SendGridreview →

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