Is realm faster than core data?

Question

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.

Is Realm easier than Core Data?

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.

Why is Realm faster?

Speed. Realm performance is faster than SQLite, almost 10x faster according to the benchmark results. An example of this is — data fetched by Realm queries have a better performance enhancement than the insert queries as compared to SQLite.

What is the advantage of Realm?

Realm allows objects to update synchronously. So object respond to any changes instantly and they stores easily. The realm is also open source since 2016 and it is free for developers.

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.

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