Aspect

Flutter

React native

Performance

– Uses JavaScript language.
– Native components for rendering can be faster.
– Performance can be inconsistent due to the JavaScript bridge.

– Uses Dart language.
– UI components rendered directly using Skia graphics library.
– Smooth and consistent performance.
– Generally faster out of the box than React Native.

Development Experience

– JavaScript ecosystem integration makes it easier for web developers to switch.
– Hot Reload allows real-time changes without rebuilding the whole app.
– Large community and many libraries for faster development.

– Hot Reload available, enabling seamless development.
– Growing community with great documentation.
– Built-in widgets that provide many customizable UI components.

UI Customization

– Uses native components, giving apps a native look and feel.
– Requires third-party libraries for UI customization.
– UI may not be consistent across platforms without additional work.

– Uses its own widgets, ensuring consistent UI across platforms.
– Highly customizable widgets.
– Built-in Material Design and Cupertino widgets for following platform guidelines.

Ecosystem and Community Support

– Backed by Facebook.
– Larger community and more third-party libraries.
– More job opportunities and resources for developers.

– Backed by Google.
– Rapidly growing community.
– Fewer libraries and plugins compared to React Native, but increasing.
– Strong support from Google.

Learning Curve

– Easier for developers with JavaScript experience.
– More resources and tutorials.
– Quicker to pick up for web developers familiar with React.

– Requires learning Dart, a language unfamiliar to many developers.
– Comprehensive documentation from Google.
– Takes longer to adapt to for new Dart

Stability and Maturity

– More established framework.
– Proven in production.
– Used in many large apps.

Integration

Better for new apps 

Easier with existing apps

Industry Adoption

Google, Alibaba, BMW

Facebook, Instagram, Tesla