2008 Audi A6 vs. 2009 GMC Sierra
To start off, 2009 GMC Sierra is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Audi A6. In addition, the cost of maintenance, including insurance, on 2008 Audi A6 would be higher. At 6,199 cc (8 cylinders), 2009 GMC Sierra is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2009 GMC Sierra weights approximately 1124 kg more than 2008 Audi A6.
Because 2009 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2008 Audi A6. In wet, icy, snow, or gravel driving conditions, 2009 GMC Sierra will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2009 GMC Sierra (565 Nm @ 4300 RPM) has 265 more torque (in Nm) than 2008 Audi A6. (300 Nm @ 3200 RPM). This means 2009 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A6.
Compare all specifications:
| 2008 Audi A6 | 2009 GMC Sierra | |
| Make | Audi | GMC |
| Model | A6 | Sierra |
| Year Released | 2008 | 2009 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 2976 cc | 6199 cc |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 0 HP | 403 HP |
| Torque | 300 Nm | 565 Nm |
| Torque RPM | 3200 RPM | 4300 RPM |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1535 kg | 2659 kg |
| Vehicle Length | 4880 mm | 5850 mm |
| Vehicle Width | 1820 mm | 2040 mm |
| Vehicle Height | 1400 mm | 1880 mm |
| Wheelbase Size | 2770 mm | 3650 mm |
| Fuel Consumption | 8.7 L/100km | 12.5 L/100km |
| Fuel Consumption City | 11.8 L/100km | 19.8 L/100km |
| Fuel Consumption Overall | 9.7 L/100km | 17 L/100km |
| Fuel Tank Capacity | 70 L | 98 L |
