Question: what are the audi series?
Answer: Audi e-tron. More personal freedom for self-determined mobility. ... 
Audi e-tron Sportback. The all-electric Audi e-tron Sportback combines action-packed driving pleasure with exciting design, making it an electric vehicle that promises pure emotion. ... 
Audi A1. ... 
Audi A3. ... 
Audi A4. ... 
Audi A5. ... 
Audi A6. ... 
Audi A7.