2009 Audi RS4 vs. 2008 GMC Sierra
To start off, 2009 Audi RS4 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2008 GMC Sierra would be higher. At 5,999 cc (8 cylinders), 2008 GMC Sierra is equipped with a bigger engine. In terms of performance, 2009 Audi RS4 (414 HP @ 7800 RPM) has 61 more horse power than 2008 GMC Sierra. (353 HP @ 5400 RPM). In normal driving conditions, 2009 Audi RS4 should accelerate faster than 2008 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2008 GMC Sierra weights approximately 491 kg more than 2009 Audi RS4.
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, 2008 GMC Sierra (506 Nm @ 4400 RPM) has 76 more torque (in Nm) than 2009 Audi RS4. (430 Nm @ 5500 RPM). This means 2008 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi RS4. 2008 GMC Sierra has automatic transmission and 2009 Audi RS4 has manual transmission. 2009 Audi RS4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi RS4 | 2008 GMC Sierra | |
| Make | Audi | GMC |
| Model | RS4 | Sierra |
| Year Released | 2009 | 2008 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 5999 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 414 HP | 353 HP |
| Engine RPM | 7800 RPM | 5400 RPM |
| Torque | 430 Nm | 506 Nm |
| Torque RPM | 5500 RPM | 4400 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1650 kg | 2141 kg |
| Vehicle Length | 4590 mm | 6580 mm |
| Vehicle Width | 1820 mm | 2040 mm |
| Vehicle Height | 1420 mm | 1960 mm |
| Wheelbase Size | 2660 mm | 4250 mm |
| Fuel Consumption Overall | 13.6 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 63 L | 129 L |
