Difference between Class Attributes and Instance Attributes

Class Attributes
Instance Attributes
1. Class Attributes are defined directly inside a class1. Instance Attributes are defined inside a constructor using the self parameter
2. It shared across all objects.2. It shared specific to the object.
3. Changing value by class attribute will be reflected to all the objects.3. Changing value of instance attribute will not be reflected to other objects.
4. Class Attributes can be accessed using class name as well as using object with dot notation.4. Instance Attributes can be accessed using object dot notation.