2005 Audi RS6 vs. 2008 GMC Acadia
To start off, 2008 GMC Acadia is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Audi RS6. In addition, the cost of maintenance, including insurance, on 2005 Audi RS6 would be higher. At 4,172 cc (8 cylinders), 2005 Audi RS6 is equipped with a bigger engine. In terms of performance, 2005 Audi RS6 (444 HP @ 5700 RPM) has 169 more horse power than 2008 GMC Acadia. (275 HP @ 6600 RPM). In normal driving conditions, 2005 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 620 kg more than 2005 Audi RS6.
Because 2005 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, 2005 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, 2005 Audi RS6 (560 Nm @ 1950 RPM) has 220 more torque (in Nm) than 2008 GMC Acadia. (340 Nm @ 3200 RPM). This means 2005 Audi RS6 will have an easier job in driving up hills or pulling heavy equipment than 2008 GMC Acadia.
Compare all specifications:
| 2005 Audi RS6 | 2008 GMC Acadia | |
| Make | Audi | GMC |
| Model | RS6 | Acadia |
| Year Released | 2005 | 2008 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 3600 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 444 HP | 275 HP |
| Engine RPM | 5700 RPM | 6600 RPM |
| Torque | 560 Nm | 340 Nm |
| Torque RPM | 1950 RPM | 3200 RPM |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1815 kg | 2435 kg |
| Vehicle Length | 4860 mm | 5100 mm |
| Vehicle Width | 1860 mm | 1990 mm |
| Vehicle Height | 1460 mm | 1780 mm |
| Wheelbase Size | 2850 mm | 3030 mm |
| Fuel Consumption Highway | 10.4 L/100km | 9.8 L/100km |
| Fuel Consumption Overall | 14.6 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 82 L | 83 L |
