Resend vs Twilio SendGrid
Resend and Twilio SendGrid are both popular choices in the transactional email service space. Twilio SendGrid has been around since 2009, giving it a 14-year head start over Resend (founded 2023). Twilio SendGrid is the more affordable option at $15/mo, which is $5 less than Resend's $20/mo entry point. Resend offers a free plan (3,000 emails/month, 100 emails/day, 3 custom domains), while Twilio SendGrid does not. Twilio SendGrid has the edge with A/B testing, ecommerce integrations, advanced analytics.
Quick Verdict
Resend wins on deliverability, rating, free tier.
Twilio SendGrid wins on price, integrations.
Best for most users: Resend (modern web developers).
Resend
Modern email API for developers with React Email and TypeScript-first SDK
Resend is a modern, developer-first email API founded in 2023 by Zeno Rocha, backed by Y Combinator. It stands out with its React Email framework that lets developers build email templates using React components, TypeScript-first SDKs across 11+ languages, and a clean API design that feels native to modern web development stacks.
Twilio SendGrid
Scalable email API trusted by developers worldwide
Twilio SendGrid is a cloud-based email delivery platform founded in 2009 and acquired by Twilio for $2 billion in 2019. It uniquely splits its offering into a developer-focused Email API (for transactional messages) and a marketer-focused Marketing Campaigns product, each with separate pricing. With 320 integrations and SDKs in multiple languages, it remains the go-to choice for engineering teams that need reliable, high-volume email infrastructure.
Feature Comparison
| Feature | Resend | Twilio SendGrid |
|---|---|---|
| Rating | 4.2/5 | 4/5 |
| Starting Price | $20/mo | $15/mo |
| Free Plan | 3,000 emails/month, 100 emails/day, 3 custom domains | No free plan |
| Founded | 2023 | 2009 |
| Email Templates | 0 | 60 |
| Integrations | 15 | 320 |
| Deliverability Rate | 98% | 95.5% |
| Marketing Automation | Yes | Yes |
| A/B Testing | No | Yes |
| Landing Pages | No | No |
| Segmentation | No | Yes |
| Drag & Drop Editor | No | Yes |
| SMS Marketing | No | No |
| Ecommerce Features | No | Yes |
| API Access | Yes | Yes |
| Multi-Language | No | No |
| Web Push Notifications | No | No |
| Live Chat | No | No |
| Advanced Analytics | No | Yes |
Resend: Pros & Cons
Pros
- + Best-in-class developer experience with official SDKs for Node.js, Python, Ruby, Go, Java, Rust, PHP, .NET, and Elixir
- + React Email integration lets developers build email templates using React components and JSX instead of raw HTML
- + Generous free tier with 3,000 emails/month — significantly more than Postmark's 100 or Mailgun's daily-capped plan
- + Clean, modern dashboard and API design that feels native to modern developer workflows and toolchains
- + Fast setup — most developers can send their first email within minutes thanks to clear documentation and simple API
Cons
- − Relatively new platform (founded 2023) with a smaller track record and fewer enterprise references than established competitors
- − Some users report occasional sending delays, with confirmation messages taking over a minute to arrive per G2 reviews
- − Marketing features are thin: Broadcasts, Audiences and event-triggered Automations exist, but there is no A/B testing
- − Limited pre-built templates; you must build your own with React Email or HTML from scratch
- − No public affiliate program and limited enterprise compliance certifications (no HIPAA, limited EU data residency options)
Twilio SendGrid: Pros & Cons
Pros
- + Industry-leading RESTful API with SDKs in 7 languages and clear documentation, enabling integration in under 2 hours
- + 320 native integrations including Zapier, Shopify, Oracle, Litmus, and Drift
- + 95.5% delivery rate with dedicated IP options and deliverability optimization tools on Pro plans
- + Detailed analytics suite with geographical breakdown, client usage stats, and real-time event webhooks
- + Handles massive scale with plans supporting up to 2.5 million emails/month on self-serve and 5M+ on enterprise
Cons
- − Customer support is slow with tickets taking days or weeks; phone support reserved for Custom plan customers only
- − Steep pricing jumps at scale — moving from 200K to 250K emails/month increases cost from $89.95 to $249/month
- − Shared IP pools on lower tiers cause frequent blacklisting and unreliable inbox placement
- − Automation builder limited to a single trigger (list join) with only one condition (time delay), far behind competitors
- − Visual email editor and template system feel dated with poor color contrast and counterintuitive design compared to modern platforms
The Verdict
Resend edges ahead with a 4.2/5 rating compared to Twilio SendGrid's 4/5. The gap comes mainly from deliverability (4.6 vs 4) and value for money (4.7 vs 4.4). On deliverability, Resend reports 98% compared to 95.5% for Twilio SendGrid — a meaningful difference if inbox placement is critical for your campaigns.
| Criterion | Weight | Resend | Twilio SendGrid |
|---|---|---|---|
| Starting Price | 30% | $20/mo | $15/mo Winner |
| Deliverability | 25% | 98% Winner | 95.5% |
| Rating | 25% | 4.2/5 Winner | 4/5 |
| Integrations | 10% | 15 | 320 Winner |
| Free Tier | 10% | Yes Winner | No |
Weights determine how much each criterion counts toward the final score. See full methodology
Choose Resend if…
- + You need a free plan to get started
- + You're a modern web developers
- + You're a react nextjs teams
Choose Twilio SendGrid if…
- + You want lower starting costs ($15/mo)
- + You need ecommerce integrations
- + You need A/B testing
- + You need advanced analytics