2009 Audi RS6 vs. 2008 GMC Acadia
To start off, 2009 Audi RS6 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 GMC Acadia. In addition, the cost of maintenance, including insurance, on 2008 GMC Acadia would be higher. At 4,991 cc (10 cylinders), 2009 Audi RS6 is equipped with a bigger engine. In terms of performance, 2009 Audi RS6 (572 HP @ 6250 RPM) has 297 more horse power than 2008 GMC Acadia. (275 HP @ 6600 RPM). In normal driving conditions, 2009 Audi RS6 should accelerate faster than 2008 GMC Acadia. With that said, vehicle weight also plays an important factor in acceleration. 2008 GMC Acadia weights approximately 113 kg more than 2009 Audi RS6.
Because 2009 Audi RS6 is four wheel drive (4WD), it will have significant more traction and grip than 2008 GMC Acadia. In wet, icy, snow, or gravel driving conditions, 2009 Audi RS6 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 RS6 (650 Nm @ 1500 RPM) has 310 more torque (in Nm) than 2008 GMC Acadia. (340 Nm @ 3200 RPM). This means 2009 Audi RS6 will have an easier job in driving up hills or pulling heavy equipment than 2008 GMC Acadia.
Compare all specifications:
| 2009 Audi RS6 | 2008 GMC Acadia | |
| Make | Audi | GMC |
| Model | RS6 | Acadia |
| Year Released | 2009 | 2008 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4991 cc | 3600 cc |
| Engine Cylinders | 10 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 572 HP | 275 HP |
| Engine RPM | 6250 RPM | 6600 RPM |
| Torque | 650 Nm | 340 Nm |
| Torque RPM | 1500 RPM | 3200 RPM |
| Engine Compression Ratio | 10.5:1 | 10.2:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2028 kg | 2141 kg |
| Vehicle Length | 4930 mm | 5100 mm |
| Vehicle Width | 1900 mm | 1990 mm |
| Vehicle Height | 1460 mm | 1780 mm |
| Wheelbase Size | 2850 mm | 3030 mm |
| Fuel Consumption Overall | 6.8 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 80 L | 83 L |
