2012 Audi A6 Sedan with 2.0TFSI Hybrid Engine

The 204HP model completes the 0-100 km/h (62mph) sprint in 7.7 seconds and reaches a top speed of 240 km/h (149 mph). Average consumption in the EU cycle comes to 7.4 liters per 100 km (31.79 US mpg) with 172 g CO2 per km (276.81 g/mile).

The 3.0 TFSI sprints from standing to 100km/h in 5.5 seconds and reaches an electronically governed top speed of 250 km/h (155 mph). It consumes on average 8.2 liters per 100 km (26.7 US mpg) and emits 190 g CO2 per km (305.78 g/mile).

There are three diesel options starting with a redeveloped 2.0-liter four-cylinder TDI producing 177 hp and 380 Nm (280.27 lb-ft) of torque. In conjunction with a manual gearbox, it propels the A6 to 100 km/h (62 mph) in 8.7 seconds, then on to a top speed of 228 km/h (141.67 mph). In the EU cycle, it requires 4.9 liters per 100 km (48 US mpg) and emits 129 g CO2 per km (207.61 g/mile).

Next up in the diesel family is the 3.0 TDI V6 with 204 hp and 400 Nm (295.02 lb-ft) of torque. Paired with a multitronic transmission, it accelerates the A6 to 100 km/h (62mph) in 7.2 seconds and achieves a top speed of 240 km/h (149mph). Its average consumption is 5.2 liters per 100 km with a CO2 emissions level of 137 g per km (220.48 g/mile).

The top-of-the-line version of the 3.0 TDI churns out 245 hp and 500 Nm (368.78 lb-ft) of torque allowing the A6 to hit the 100km/h mark in just 6.1 seconds, continuing on to a limited top speed of 250 km/h (155mph). On average, this diesel powerplant uses 6.0 liters of fuel per 100 km (39US mpg) and emits 158 g CO2 per km (254.28 g/mile).