2008 Audi Q7 vs. 2009 GMC Sierra
To start off, 2009 GMC Sierra is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Audi Q7. In addition, the cost of maintenance, including insurance, on 2008 Audi Q7 would be higher. At 5,967 cc (8 cylinders), 2009 GMC Sierra is equipped with a bigger engine. In terms of performance, 2009 GMC Sierra (327 HP @ 5100 RPM) has 51 more horse power than 2008 Audi Q7. (276 HP @ 6200 RPM) In normal driving conditions, 2009 GMC Sierra should accelerate faster than 2008 Audi Q7.
Because 2008 Audi Q7 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, 2008 Audi Q7 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 GMC Sierra (367 Nm @ 4100 RPM) has 7 more torque (in Nm) than 2008 Audi Q7. (360 Nm @ 2500 RPM). This means 2009 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi Q7.
Compare all specifications:
| 2008 Audi Q7 | 2009 GMC Sierra | |
| Make | Audi | GMC |
| Model | Q7 | Sierra |
| Year Released | 2008 | 2009 |
| Body Type | SUV | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3595 cc | 5967 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 276 HP | 327 HP |
| Engine RPM | 6200 RPM | 5100 RPM |
| Torque | 360 Nm | 367 Nm |
| Torque RPM | 2500 RPM | 4100 RPM |
| Engine Compression Ratio | 11.0:1 | 10.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline / Electric Hybrid |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 5090 mm | 5850 mm |
| Vehicle Height | 1740 mm | 1910 mm |
| Wheelbase Size | 3010 mm | 2950 mm |
| Fuel Tank Capacity | 100 L | 98 L |
