Zustand vs Redux Toolkit — Which State Manager in 2026?

Global state still matters in 2026 — but most pages should not need it. When they do, the debate is zustand vs redux 2026: Redux Toolkit (RTK) is the enterprise default; Zustand is the minimal store juniors actually read. I have shipped both on dashboards in production. This article implements the same counter plus async user fetch in each, compares bundle size, and ends with what I pick for new repos. Zustand — counter and async fetch // store/useAppStore.ts type User = { id: string; name: stri