React Native vs Flutter in 2026 — Architectural Breakdown
After shipping production apps in both frameworks for enterprise clients, here is an objective analysis of performance, bundle sizes, and maintenance cost.
The Cross-Platform Landscape
Building separate native Swift (iOS) and Kotlin (Android) apps doubles engineering budgets and slows down sprint velocity. Both React Native and Flutter enable teams to ship to both app stores from a single codebase.
When to Choose React Native
With the New Architecture (Fabric renderer and TurboModules), React Native delivers near-native 60fps performance without JavaScript bridge bottlenecks. If your team already has React/Next.js web expertise, code-sharing between your web platform and mobile app can exceed 40%.
Furthermore, native Indian payment SDKs (Razorpay, Cashfree, PhonePe) provide exceptional React Native integration support.
When to Choose Flutter
Flutter compiles directly to native ARM machine code using Google's Dart language and Skia/Impeller graphics engine. For graphically intensive apps, offline POS dashboards, or custom pixel-precise canvas animations, Flutter is unrivaled.
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