2007 Audi A8 vs. 2004 GMC Sierra
To start off, 2007 Audi A8 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2004 GMC Sierra would be higher. At 5,964 cc (8 cylinders), 2004 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 Audi A8 (330 HP) has 30 more horse power than 2004 GMC Sierra. (300 HP). In normal driving conditions, 2007 Audi A8 should accelerate faster than 2004 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2004 GMC Sierra weights approximately 427 kg more than 2007 Audi A8.
Because 2007 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2004 GMC Sierra. In wet, icy, snow, or gravel driving conditions, 2007 Audi A8 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, 2004 GMC Sierra (488 Nm) has 58 more torque (in Nm) than 2007 Audi A8. (430 Nm). This means 2004 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A8.
Compare all specifications:
| 2007 Audi A8 | 2004 GMC Sierra | |
| Make | Audi | GMC |
| Model | A8 | Sierra |
| Year Released | 2007 | 2004 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 5964 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 330 HP | 300 HP |
| Torque | 430 Nm | 488 Nm |
| Engine Compression Ratio | 11.0:1 | 9.4:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 3 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1910 kg | 2337 kg |
| Vehicle Length | 5190 mm | 5650 mm |
| Vehicle Width | 1900 mm | 2030 mm |
| Vehicle Height | 1460 mm | 1940 mm |
| Wheelbase Size | 3080 mm | 3380 mm |
| Fuel Tank Capacity | 90 L | 129 L |
