Is Realm easier than Core Data?

Question

Working with Realm is much easier than with CoreData. The fact is that in order to use CoreData, you need a deep understanding of the API. In the case of Realm, everything is rather simpler. CoreData manages objects explicitly in a ManagedObjectContext which you must save when making any changes.

Is Realm faster than Core Data?

Core Data is incredibly fast if you consider what it does under the hood to do its magic. But Realm is faster, much faster. Realm was built with performance in mind and that shows.

What is the advantage of Realm?

High speed. Realm is very fast during Android app development. Documentation. All documents concerning Realm are written properly, and specialists can find an answer on the official website if they need.

Should I use Core Data?

The next time you need to store data, you should have a better idea of your options. Core Data is unnecessary for random pieces of unrelated data, but it's a perfect fit for a large, relational data set. The defaults system is ideal for small, random pieces of unrelated data, such as settings or the user's preferences.

What database does Realm use?

In this blog, the team provides a high-level introduction to Realm. In a current GlobalLogic project, we are managing a 3MB database in SQLite running on Android. As a data-intensive application, SQLite has performance challenges, so we were looking for an alternative.

Expert · Answer