Head-to-Head Comparison
Zod vs Yup: Schema Validation Libraries
Zod is TypeScript-first with excellent type inference. Yup is the established choice with more ecosystem integration. Zod for TypeScript, Yup for compatibility.
zod
yup
Last updated: 2025-01
Side-by-Side Comparison
| Category | zod | yup |
|---|---|---|
| Best For | TypeScript projects | Established projects |
| Learning Curve | Easy | Easy |
| TypeScript | Excellent | Good |
| Bundle Size | Small | Larger |
| Ecosystem | Growing | Extensive |
| API Design | Modern | Established |
| Performance | Good | Good |
zod
- Best For
- TypeScript projects
- Learning Curve
- Easy
- TypeScript
- Excellent
- Bundle Size
- Small
- Ecosystem
- Growing
- API Design
- Modern
- Performance
- Good
yup
- Best For
- Established projects
- Learning Curve
- Easy
- TypeScript
- Good
- Bundle Size
- Larger
- Ecosystem
- Extensive
- API Design
- Established
- Performance
- Good
Winner by Category
Best for Beginners
zodBetter TypeScript experience
Best for Customisation
yupMore plugins available
Best for Speed
zodSlightly faster
Best for Learning
zodBetter type inference
Best Value
TieBoth are open source
Our Recommendation
Use Zod for new TypeScript projects. Stick with Yup for existing projects or when you need specific integrations.
When to Choose Each Tool
1
Choose Zod
New TypeScript projects
2
Choose Yup
Existing projects using Formik
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