Petrol Range:

• 2.0 L TFSI – 211 hp, 350 Nm
• 3.2 L V6 – 265 hp, 330 Nm

Diesel Range:

• 2.0 L TDI – 170 hp, 350 Nm
• 2.7 L TDI – 190 hp , 400 Nm
• 3.0 L TDI – 240 hp, 500 Nm

[Source: Car Scoop]

Full article:
Audi A5 Sportback: First Official Photos and Details, Including Price – Sales Start this Fall – Carscoop