What type of engine powers the Audi A4?

I want to know more about the engine used in the Audi A4. Is it a gasoline or diesel engine?

The Audi A4 is equipped with a 2.0-liter four-cylinder turbocharged gasoline engine, producing 201 horsepower and 236 lb-ft of torque. It offers a balance between performance and fuel efficiency.

The base engine of the Audi A4 is a 2.0-liter four-cylinder diesel engine, delivering 148 horsepower and 236 lb-ft of torque. It provides better fuel economy and torque compared to the gasoline engine.