Which is better NgRx or RxJS?

If you want to take advantage of single direction data flow using Store in Angular NgRx is the solution . Using NgRx store you can create your store, effects , reducers & actions in any angular app. On the other hand RxJS is used for mainly for consuming api data and creating shared services using subject etc.

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Is Redux better than NgRx?

The difference between Redux and @ngrx/store is that @ngrx/store is written specifically for Angular and it embraces the use of Observables from RxJS . The combination of redux principles and RxJS can be very powerful when it comes to writing reactive applications.

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