2008 GMC Sierra vs. 2012 Audi Q7
To start off, 2012 Audi Q7 is newer by 4 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, 2008 GMC Sierra (353 HP @ 5400 RPM) has 128 more horse power than 2012 Audi Q7. (225 HP @ 3750 RPM). In normal driving conditions, 2008 GMC Sierra should accelerate faster than 2012 Audi Q7. With that said, vehicle weight also plays an important factor in acceleration. 2012 Audi Q7 weights approximately 384 kg more than 2008 GMC Sierra.
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, 2012 Audi Q7 (550 Nm @ 1750 RPM) has 44 more torque (in Nm) than 2008 GMC Sierra. (506 Nm @ 4400 RPM). This means 2012 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 2008 GMC Sierra.
Compare all specifications:
| 2008 GMC Sierra | 2012 Audi Q7 | |
| Make | GMC | Audi |
| Model | Sierra | Q7 |
| Year Released | 2008 | 2012 |
| Body Type | Pickup | SUV |
| Engine Position | Front | Front |
| Engine Size | 5999 cc | 3000 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 353 HP | 225 HP |
| Engine RPM | 5400 RPM | 3750 RPM |
| Torque | 506 Nm | 550 Nm |
| Torque RPM | 4400 RPM | 1750 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | 8-speed shiftable automatic |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2141 kg | 2525 kg |
| Vehicle Length | 6580 mm | 5088 mm |
| Vehicle Width | 2040 mm | 1984 mm |
| Vehicle Height | 1960 mm | 1737 mm |
| Wheelbase Size | 4250 mm | 3002 mm |
| Fuel Tank Capacity | 129 L | 100 L |
