2005 Audi A6 vs. 2007 GMC Sierra
To start off, 2007 GMC Sierra is newer by 2 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 5,999 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (312 HP @ 4400 RPM) has 135 more horse power than 2005 Audi A6. (177 HP @ 4000 RPM) In normal driving conditions, 2007 GMC Sierra should accelerate faster than 2005 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 723 kg more than 2005 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2007 GMC Sierra (506 Nm) has 136 more torque (in Nm) than 2005 Audi A6. (370 Nm). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A6.
Compare all specifications:
| 2005 Audi A6 | 2007 GMC Sierra | |
| Make | Audi | GMC |
| Model | A6 | Sierra |
| Year Released | 2005 | 2007 |
| Body Type | Station Wagon | Pickup |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 5999 cc |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 177 HP | 312 HP |
| Engine RPM | 4000 RPM | 4400 RPM |
| Torque | 370 Nm | 506 Nm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 3 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1955 kg | 2678 kg |
| Vehicle Length | 4820 mm | 5720 mm |
| Vehicle Width | 1860 mm | 2440 mm |
| Vehicle Height | 1560 mm | 1930 mm |
| Wheelbase Size | 2770 mm | 3380 mm |
| Fuel Tank Capacity | 70 L | 129 L |
