| C language | C++ language |
|---|---|
| C language was developed by Dennis Ritchie. | C++ language was developed by Bjarne Stroustrup. |
| C is a structured programming language. | C++ is object oriented programming language |
| C is a subset of C++. | C++ is a supreset of C. |
| In C language, data and functions are the free entities. | In the C++ language, both data and functions are encapsulated together in the form of a project. |
| C does not support the data hiding. Therefore, the data can be used by the outside world. | C++ supports data hiding. Therefore, the data cannot be accessed by the outside world. |
| C supports neither function nor operator overloading. | C++ supports both function and operator overloading. |
| In C, scanf() and printf() are mainly used for input/output. | C++ mainly uses stream cin and cout to perform input and output operations. |