Head to head
Resend vs SendGrid
As a transactional email API, SendGrid rates higher on the APIbenchmarks Index, 85.6 to 85.1, a 0.5-point gap. Here is how they compare on each criterion.
Criterion by criterion
| Criterion | Resend | SendGrid |
|---|---|---|
| Documentation & DX | ||
| Reliability | ||
| Ecosystem & SDKs | ||
| Accessibility | ||
| APIbenchmarks Index | 85.1 | 85.6 |
Specifications
| Resend | SendGrid | |
|---|---|---|
| Best for | DX-first transactional email for modern stacks | Enterprise-scale email infrastructure |
| Free tier | 3,000 emails/mo (100/day) | 100 emails/day (after 60-day trial) |
| Pricing | Per monthly email volume | Per monthly email volume |
| Official SDKs | 8 languages | 8 languages |
Is Resend better than SendGrid?
On the APIbenchmarks Index, SendGrid rates higher (85.6 vs 85.1). It leads on the four weighted criteria, but price is reported separately, so the best choice still depends on your budget.
Verdict in one line
SendGrid leads by 0.5 points (85.6 vs 85.1) and wins 2 of 4 criteria; Resend wins 2.
Winner by criterion
| Criterion | Winner | ||
|---|---|---|---|
| Documentation & DX | 92 | 82 | |
| Reliability | 74 | 90 | |
| Ecosystem & SDKs | 80 | 90 | |
| Accessibility | 95 | 80 |
Choose Resend if… / choose SendGrid if…
- →documentation & dx matters most to you (92 vs 82)
- →accessibility matters most to you (95 vs 80)
- →your use case matches its focus: dx-first transactional email for modern stacks
- →reliability matters most to you (90 vs 74)
- →ecosystem & sdks matters most to you (90 vs 80)
- →your use case matches its focus: enterprise-scale email infrastructure
Pricing side by side
- Model
- Per monthly email volume
- Free tier
- 3,000 emails/mo (100/day)
- Free$0/mo
- Pro$20-$35/mo
- Scale$90-$1,150/mo
- EnterpriseCustom
- Dedicated IP add-on$30/mo
- Model
- Per monthly email volume
- Free tier
- 100 emails/day (after 60-day trial)
- Free Trial$0 (60 days)
- Email API, Essentialsfrom $19.95/mo
- Email API, Profrom $89.95/mo
- Email API, PremierCustom
- Marketing Campaigns, Basic$15.00/mo
- Marketing Campaigns, Advanced$60.00/mo
Vendor-published pricing, verified 2026-06-27 (Resend) and 2026-06-27 (SendGrid).
SDK and language coverage
Both · 4
PythonRubyGoPHP
Only Resend · 4
Node.js / JavaScriptElixirReact (React Email)SMTP interface
Only SendGrid · 4
C#/.NETJavaNode.jsSMTP relay (language-agnostic)
Strengths and weaknesses
- +First-class React Email integration, compose emails as React components that render across major clients
- +Excellent developer experience: clean REST API, fast setup (often ~30 min including DNS), clear docs and useful per-message logs
- +Generous free tier (3,000 emails/month) and simple, transparent volume-based pricing
- –Intermittent email-sending latency, recurring reports and published incidents of delayed delivery, sometimes minutes or more
- –Less mature deliverability tooling and guidance than incumbents like Postmark, especially as volume scales
- –Analytics are thinner than legacy platforms; users want deeper reporting and proactive DNS/reputation warnings
- +Mature, stable v3 REST API plus SMTP relay with over a decade of production hardening
- +Official, well-maintained SDKs in seven languages (C#, Go, Java, Node.js, PHP, Python, Ruby)
- +Single account spans both transactional email and marketing campaigns
- –Mediocre shared-IP deliverability in independent tests (~61% inbox placement, Mailtrap 2025)
- –Strong deliverability effectively requires paying for a dedicated IP (Pro plan)
- –Frequent reports of abrupt account suspensions with little explanation, especially for new accounts
Resend vs SendGrid: questions
- Which has better documentation, Resend or SendGrid?
- Resend scores higher on documentation and developer experience: 92 vs 82 out of 100.
- Which is more reliable, Resend or SendGrid?
- SendGrid scores higher on reliability: 90 vs 74 out of 100.
- Do Resend and SendGrid have a free tier?
- Resend: yes (3,000 emails/mo (100/day)). SendGrid: yes (100 emails/day (after 60-day trial)).
- How are Resend and SendGrid priced?
- Resend: Per monthly email volume. SendGrid: Per monthly email volume.
- Which has more official SDKs?
- Both list 8 official SDKs.