Different types of data types in C# or C sharp? All Questions › Category: C#_language › Different types of data types in C# or C sharp? 0 Vote Up Vote Down Chetan Shidling asked 4 years ago I need short information. 1 Answers 0 Vote Up Vote Down Chetan Shidling answered 4 years ago The different types of data types in C# are: int – the size of 4 bytes. long – the size of 8 bytes. float – the size of 4 bytes. double – the size of 8 bytes. bool – 1-bit char – 2 bytes string – 2 bytes per character