Which is better Realm or Core Data?

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.

Should I use SQLite or Core Data?

The most important difference between Core Data and SQLite is that SQLite is a database while Core Data is not. That is the most important difference because there is very little to compare. Core Data and SQLite are solutions to different problems.

What is Realm data?

Realm is an open source object database management system, initially for mobile operating systems (Android/iOS) but also available for platforms such as Xamarin, React Native, and others, including desktop applications (Windows), and is licensed under the Apache License.