Web3.js vs Ethers.js comparison 2026. Which library is better for dApp development? Performance, features, and developer experience comparison.">

Web3.js vs Ethers.js

Choose the right Ethereum JavaScript library

Which Library Should You Use?

Comprehensive comparison of the two most popular Ethereum JavaScript libraries

FeatureWeb3.jsEthers.js
Bundle Size~400KB~80KB
Learning CurveEasyModerate
TypeScript SupportBasicExcellent
DocumentationExtensiveGood
Active DevelopmentModerateVery Active
NPM Downloads/Week~500K~1.2M

When to Use Each

Choose Web3.js

If you're new to Web3, need extensive documentation, or working on legacy projects.

Choose Ethers.js

If bundle size matters, you want better TypeScript support, or building modern dApps.