2009 Audi A6 vs. 2011 GMC Sierra
To start off, 2011 GMC Sierra is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Audi A6. In addition, the cost of maintenance, including insurance, on 2009 Audi A6 would be higher. At 4,800 cc (8 cylinders), 2011 GMC Sierra is equipped with a bigger engine. In terms of performance, 2011 GMC Sierra (302 HP @ 5600 RPM) has 73 more horse power than 2009 Audi A6. (229 HP @ 4000 RPM) In normal driving conditions, 2011 GMC Sierra should accelerate faster than 2009 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2011 GMC Sierra weights approximately 1381 kg more than 2009 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2011 GMC Sierra. In wet, icy, snow, or gravel driving conditions, 2009 Audi A6 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 Audi A6 (450 Nm @ 1400 RPM) has 37 more torque (in Nm) than 2011 GMC Sierra. (413 Nm @ 4600 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2011 GMC Sierra.
Compare all specifications:
| 2009 Audi A6 | 2011 GMC Sierra | |
| Make | Audi | GMC |
| Model | A6 | Sierra |
| Year Released | 2009 | 2011 |
| Body Type | Station Wagon | Pickup |
| Engine Position | Front | Front |
| Engine Size | 2966 cc | 4800 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 229 HP | 302 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 450 Nm | 413 Nm |
| Torque RPM | 1400 RPM | 4600 RPM |
| Fuel Type | Diesel | Flex Fuel |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | 4-speed automatic |
| Vehicle Weight | 930 kg | 2311 kg |
| Vehicle Length | 4940 mm | 5847 mm |
| Vehicle Width | 1470 mm | 2032 mm |
| Vehicle Height | 1860 mm | 1875 mm |
| Wheelbase Size | 2850 mm | 3645 mm |
| Fuel Tank Capacity | 70 L | 98 L |
