What is the main difference between the Audi A7 and A6 models?

I am looking to buy a new Audi car and I am stuck between choosing the A7 and A6 models. Can anyone explain the main features that set these two models apart and help me make a decision?

The main difference between the Audi A7 and A6 models is in their body styles. The A7 is a sleek, sportier option with a hatchback design, while the A6 is a traditional sedan. Consider your preference for style and functionality when choosing between these two models.