2003 Audi RS6 vs. 2009 GMC Sierra
To start off, 2009 GMC Sierra is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Audi RS6. In addition, the cost of maintenance, including insurance, on 2003 Audi RS6 would be higher. At 5,999 cc (8 cylinders), 2009 GMC Sierra is equipped with a bigger engine. In terms of performance, 2003 Audi RS6 (444 HP @ 6300 RPM) has 132 more horse power than 2009 GMC Sierra. (312 HP @ 4400 RPM). In normal driving conditions, 2003 Audi RS6 should accelerate faster than 2009 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Audi RS6 weights approximately 16 kg more than 2009 GMC Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Audi RS6 is four wheel drive (4WD), it will have significant more traction and grip than 2009 GMC Sierra. In wet, icy, snow, or gravel driving conditions, 2003 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, 2003 Audi RS6 (560 Nm @ 1950 RPM) has 54 more torque (in Nm) than 2009 GMC Sierra. (506 Nm @ 4400 RPM). This means 2003 Audi RS6 will have an easier job in driving up hills or pulling heavy equipment than 2009 GMC Sierra. 2009 GMC Sierra has automatic transmission and 2003 Audi RS6 has manual transmission. 2003 Audi RS6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Audi RS6 | 2009 GMC Sierra | |
| Make | Audi | GMC |
| Model | RS6 | Sierra |
| Year Released | 2003 | 2009 |
| Body Type | Station Wagon | Pickup |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 5999 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 444 HP | 312 HP |
| Engine RPM | 6300 RPM | 4400 RPM |
| Torque | 560 Nm | 506 Nm |
| Torque RPM | 1950 RPM | 4400 RPM |
| Engine Compression Ratio | 9.3:1 | 10.8:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1910 kg | 1894 kg |
| Vehicle Length | 4860 mm | 6580 mm |
| Vehicle Width | 1860 mm | 2440 mm |
| Vehicle Height | 1460 mm | 1940 mm |
| Wheelbase Size | 2760 mm | 4250 mm |
| Fuel Consumption Overall | 14.6 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 82 L | 129 L |
