2005 Audi A6 vs. 2009 GMC Sierra
To start off, 2009 GMC Sierra is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Audi A6. In addition, the cost of maintenance, including insurance, on 2005 Audi A6 would be higher. At 4,300 cc (6 cylinders), 2009 GMC Sierra is equipped with a bigger engine. In terms of performance, 2005 Audi A6 (247 HP @ 6300 RPM) has 55 more horse power than 2009 GMC Sierra. (192 HP @ 4600 RPM). In normal driving conditions, 2005 Audi A6 should accelerate faster than 2009 GMC Sierra.
Because 2005 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2009 GMC Sierra. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Audi A6 (320 Nm @ 3250 RPM) has 60 more torque (in Nm) than 2009 GMC Sierra. (260 Nm @ 2800 RPM). This means 2005 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2009 GMC Sierra.
Compare all specifications:
| 2005 Audi A6 | 2009 GMC Sierra | |
| Make | Audi | GMC |
| Model | A6 | Sierra |
| Year Released | 2005 | 2009 |
| Body Type | Station Wagon | Pickup |
| Engine Position | Front | Front |
| Engine Size | 2976 cc | 4300 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 247 HP | 192 HP |
| Engine RPM | 6300 RPM | 4600 RPM |
| Torque | 320 Nm | 260 Nm |
| Torque RPM | 3250 RPM | 2800 RPM |
| Engine Compression Ratio | 13.0:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 3 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Length | 4940 mm | 5140 mm |
| Vehicle Width | 1870 mm | 2040 mm |
| Vehicle Height | 1470 mm | 1880 mm |
| Wheelbase Size | 2850 mm | 3030 mm |
| Fuel Tank Capacity | 70 L | 98 L |
