State management in React has evolved significantly. Redux dominated for years as the default choice, but its boilerplate-heavy approach pushed developers toward simpler alternatives. Zustand emerged as one of the most popular — a tiny, hook-based state manager that does away with providers, reducers, and action types. Redux fought back with Redux Toolkit, dramatically reducing its own boilerplate. So where do things stand now? Whether you’re building with React or considering other frameworks, understanding these two libraries helps you make the right architectural choice.

Quick Comparison

Feature	Zustand	Redux (Toolkit)
Bundle size	~1.2KB (minified + gzipped)	~11KB (RTK + React-Redux)
Boilerplate	Minimal (single create() call)	Moderate (slices, reducers, store config)
Provider required	No	Yes (<Provider store={store}>)
DevTools	Supported (via middleware)	Excellent (Redux DevTools)
Middleware	Simple function composition	Extensive (thunk, saga, listener)
TypeScript support	Good (inferred types)	Excellent (RTK is TS-first)
Learning curve	Very low	Moderate
Time-travel debugging	Basic (via DevTools middleware)	Full support
Server-side rendering	Works (no provider needed)	Works (requires provider setup)
Computed/derived state	Manual (selectors)	createSelector (reselect)
Async actions	Just use async/await	createAsyncThunk or middleware
Persistence	Via zustand/middleware	Via redux-persist
React Native	Yes	Yes
Community size	Growing fast	Very large, established

API Simplicity: create() vs Slices and Reducers

Zustand’s API is remarkably simple. You call create() with a function that returns your state and actions. That’s it — no providers, no reducers, no action creators, no dispatch:

import { create } from 'zustand';

const useStore = create((set) => ({
  count: 0,
  increment: () => set((state) => ({ count: state.count + 1 })),
  decrement: () => set((state) => ({ count: state.count - 1 })),
  reset: () => set({ count: 0 }),
}));

// In any component — no provider wrapper needed
function Counter() {
  const { count, increment } = useStore();
  return <button onClick={increment}>{count}</button>;
}

Redux Toolkit simplified Redux enormously, but it still requires more structure. You define slices with createSlice, configure a store with configureStore, wrap your app in a Provider, and use useSelector and useDispatch hooks:

import { createSlice, configureStore } from '@reduxjs/toolkit';
import { Provider, useSelector, useDispatch } from 'react-redux';

const counterSlice = createSlice({
  name: 'counter',
  initialState: { count: 0 },
  reducers: {
    increment: (state) => { state.count += 1; },
    decrement: (state) => { state.count -= 1; },
    reset: (state) => { state.count = 0; },
  },
});

const store = configureStore({ reducer: { counter: counterSlice.reducer } });

function Counter() {
  const count = useSelector((state) => state.counter.count);
  const dispatch = useDispatch();
  return <button onClick={() => dispatch(counterSlice.actions.increment())}>{count}</button>;
}

// App must be wrapped in <Provider store={store}>

The Redux version is more code, but it’s also more structured. For a counter, Zustand wins on simplicity. For a large application with dozens of state slices, Redux’s enforced structure can be an advantage.

Bundle Size

Zustand is approximately 1.2KB minified and gzipped. That’s it — the entire library. It has zero dependencies.

Redux Toolkit plus React-Redux weighs in at roughly 11KB. That’s still small by modern standards, but it’s nearly 10x larger than Zustand. For most applications this difference is negligible, but if you’re building a performance-critical app where every kilobyte matters — or shipping a library that includes state management — Zustand’s size is a real advantage.

Both libraries support tree shaking, so you only pay for what you use. But Zustand’s baseline is simply smaller because it does less. It’s a focused state container, not a framework.

DevTools and Debugging

This is where Redux has a genuine, significant advantage. Redux DevTools is one of the best debugging tools in the React ecosystem. It provides time-travel debugging (step backward and forward through state changes), action logging with full payloads, state diffing between actions, the ability to dispatch actions manually, and import/export of state snapshots. For complex applications, this is invaluable.

Zustand supports Redux DevTools through a middleware, but the experience is more basic. You get state inspection and action logging, but time-travel debugging is limited. Zustand wasn’t designed around the action/reducer pattern, so the DevTools integration is an add-on rather than a core feature.

If your application has complex state transitions and you need to debug exactly what happened and when, Redux’s DevTools are worth the extra bundle size and boilerplate. For simpler state — UI toggles, form data, cached API responses — Zustand’s simplicity outweighs the debugging gap.

For data fetching specifically, consider whether you need state management at all — libraries like TanStack Query or SWR handle server state better than either Zustand or Redux.

When to Use Zustand

• Small to medium React applications where simplicity matters
• You want minimal boilerplate and fast setup
• You don’t need time-travel debugging
• You’re building a component library or micro-frontend that needs lightweight state
• You dislike wrapping your app in providers
• Your state is relatively flat and doesn’t have complex interdependencies
• You want to use async/await directly in your actions without middleware
• You’re prototyping and want to move fast

When to Use Redux

• Large applications with complex, interconnected state
• You need excellent DevTools with time-travel debugging
• Your team is already experienced with Redux
• You need a rich middleware ecosystem (sagas for complex async flows, listener middleware for reactive patterns)
• You want enforced patterns and structure across a large team
• You’re building an app where state predictability and traceability are critical
• You need RTK Query for integrated data fetching and caching

A Note on Alternatives

The React state management landscape extends beyond these two. Jotai (by the same creator as Zustand) offers atomic state management. Valtio provides a proxy-based mutable API. MobX uses observables. If you’re evaluating different frontend frameworks, note that Svelte and Vue have built-in state management, making third-party libraries less necessary. For TypeScript-heavy projects, all modern state managers have good TS support, but Redux Toolkit’s type inference is particularly strong.

Verdict

Zustand is the better default choice for most new React projects. At 1.2KB with zero boilerplate, no providers, and an intuitive API, it removes friction that Redux adds. You can set up global state in 5 lines of code and start building. For the majority of applications — dashboards, content sites, e-commerce, SaaS products — Zustand provides everything you need.

Redux Toolkit is the better choice for large, complex applications where state predictability, debugging, and team conventions matter. The DevTools alone justify Redux for apps with intricate state machines, real-time data, or complex async workflows. Redux’s ecosystem (RTK Query, middleware, extensive documentation) is unmatched.

The practical advice: start with Zustand. If you find yourself needing Redux’s DevTools, middleware, or structure, migrate — the concepts transfer cleanly. Most teams never need to make that switch.

FAQ

Is Zustand better than Redux?

For most small to medium React apps, Zustand is the better choice due to its minimal boilerplate, tiny bundle size (~1.2KB), and zero-provider setup. Redux Toolkit is better for large, complex applications that benefit from enforced structure, rich middleware, and superior DevTools.

Is Redux dead?

No, Redux is not dead. Redux Toolkit modernized the library significantly, and it remains the most widely used state management solution for large-scale React applications. It’s actively maintained and continues to evolve with features like RTK Query.

Does Zustand have DevTools?

Yes, Zustand supports Redux DevTools through a built-in middleware. You get state inspection and action logging, though the experience is more basic than Redux’s full time-travel debugging and state diffing capabilities.

Can I use Zustand with Next.js?

Yes, Zustand works well with Next.js and is actually simpler to set up than Redux in Next.js projects because it doesn’t require a Provider wrapper. This makes it straightforward to use with both client and server components without extra configuration.

Related: React vs Angular · What is TypeScript? · Svelte vs React · TanStack Query vs SWR