2005 GMC Sierra vs. 2009 Audi A6
To start off, 2009 Audi A6 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2005 GMC Sierra would be higher. At 5,965 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2005 GMC Sierra (321 HP @ 5000 RPM) has 74 more horse power than 2009 Audi A6. (247 HP @ 5800 RPM). In normal driving conditions, 2005 GMC Sierra should accelerate faster than 2009 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 550 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.
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, 2005 GMC Sierra (370 Nm @ 4000 RPM) has 19 more torque (in Nm) than 2009 Audi A6. (351 Nm @ 1800 RPM). This means 2005 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A6.
Compare all specifications:
| 2005 GMC Sierra | 2009 Audi A6 | |
| Make | GMC | Audi |
| Model | Sierra | A6 |
| Year Released | 2005 | 2009 |
| Body Type | Pickup | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 5965 cc | 2671 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 321 HP | 247 HP |
| Engine RPM | 5000 RPM | 5800 RPM |
| Torque | 370 Nm | 351 Nm |
| Torque RPM | 4000 RPM | 1800 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2270 kg | 1720 kg |
| Vehicle Length | 5790 mm | 4800 mm |
| Vehicle Width | 2000 mm | 1820 mm |
| Vehicle Height | 1850 mm | 1460 mm |
| Wheelbase Size | 3650 mm | 2770 mm |
| Fuel Consumption Overall | 13.1 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 117 L | 70 L |
