What are the key differences between Flutter and React.js?

Compare Flutter and React.js side by side on Lunoo to see detailed feature differences, AI scores, and expert analysis.

How are Flutter and React.js scored?

Flutter has an AI score of 9.4/10 and React.js has an AI score of 9.2/10. Scores are based on category fit, feature coverage, pricing signals, public reception, and recency.

Flutter vs React.js 2026 — Compared

Flutter

React.js

WINNER Flutter

Flutter edges ahead with a score of 9.4/10 compared to 9.2/10 for React.js. While both are highly rated in their respect...

emoji_events WINNER

Flutter

9.4 Excellent

Tech Get Flutter open_in_new

React.js

9.2 Excellent

Website Builder Get React.js open_in_new

Flutter Free plan available

payments

React.js Free plan available

psychology AI Verdict

Flutter edges ahead with a score of 9.4/10 compared to 9.2/10 for React.js. While both are highly rated in their respective fields, Flutter demonstrates a slight advantage in our AI ranking criteria. A detailed AI-powered analysis is being prepared for this comparison.

emoji_events Winner: Flutter

verified Confidence: Low

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description Overview

Flutter

Flutter, developed by Google, is a UI toolkit for building natively compiled applications for mobile, web, and desktop from a single codebase. While primarily known for mobile apps, its web support has matured significantly, making it an excellent choice for mobile-first web experiences that require high-performance animations and complex UI interactions. Flutter uses its own rendering engine, ens...

React.js

React.js is a JavaScript library for building user interfaces. It allows developers to create reusable UI components and efficiently update and render only the necessary parts of an application when data changes. React has a large community, extensive documentation, and supports server-side rendering (SSR) and static site generation (SSG).