2006 GMC Sierra vs. 2005 Audi A6
To start off, 2006 GMC Sierra is newer by 1 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 5,326 cc (8 cylinders), 2006 GMC Sierra is equipped with a bigger engine. In terms of performance, 2006 GMC Sierra (295 HP @ 5200 RPM) has 117 more horse power than 2005 Audi A6. (178 HP @ 4000 RPM). In normal driving conditions, 2006 GMC Sierra should accelerate faster than 2005 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Sierra weights approximately 929 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, 2006 GMC Sierra (454 Nm @ 4000 RPM) has 84 more torque (in Nm) than 2005 Audi A6. (370 Nm @ 1500 RPM). This means 2006 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A6.
Compare all specifications:
| 2006 GMC Sierra | 2005 Audi A6 | |
| Make | GMC | Audi |
| Model | Sierra | A6 |
| Year Released | 2006 | 2005 |
| Body Type | Pickup | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 5326 cc | 2393 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 295 HP | 178 HP |
| Engine RPM | 5200 RPM | 4000 RPM |
| Torque | 454 Nm | 370 Nm |
| Torque RPM | 4000 RPM | 1500 RPM |
| Engine Bore Size | 96 mm | 78.3 mm |
| Engine Stroke Size | 92 mm | 86.4 mm |
| Engine Compression Ratio | 9.4:1 | 19.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | 4WD |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2659 kg | 1730 kg |
| Vehicle Length | 6330 mm | 4800 mm |
| Vehicle Width | 2000 mm | 1820 mm |
| Vehicle Height | 1880 mm | 1460 mm |
| Wheelbase Size | 4010 mm | 2660 mm |
| Fuel Consumption Overall | 14.7 L/100km | 8.3 L/100km |
| Fuel Tank Capacity | 129 L | 70 L |
