2005 Audi A8 vs. 2006 GMC Sierra
To start off, 2006 GMC Sierra is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Audi A8. In addition, the cost of maintenance, including insurance, on 2005 Audi A8 would be higher. At 5,998 cc, 2005 Audi A8 is equipped with a bigger engine. In terms of performance, 2005 Audi A8 (444 HP @ 6200 RPM) has 144 more horse power than 2006 GMC Sierra. (300 HP @ 4400 RPM). In normal driving conditions, 2005 Audi A8 should accelerate faster than 2006 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Sierra weights approximately 441 kg more than 2005 Audi A8.
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, 2005 Audi A8 (580 Nm @ 4000 RPM) has 92 more torque (in Nm) than 2006 GMC Sierra. (488 Nm @ 4000 RPM). This means 2005 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2006 GMC Sierra.
Compare all specifications:
| 2005 Audi A8 | 2006 GMC Sierra | |
| Make | Audi | GMC |
| Model | A8 | Sierra |
| Year Released | 2005 | 2006 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 5998 cc | 5965 cc |
| Engine Type | W | V |
| Horse Power | 444 HP | 300 HP |
| Engine RPM | 6200 RPM | 4400 RPM |
| Torque | 580 Nm | 488 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Drive Type | 4WD | 4WD |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1995 kg | 2436 kg |
| Vehicle Length | 5070 mm | 6570 mm |
| Vehicle Width | 1900 mm | 2450 mm |
| Vehicle Height | 1450 mm | 1970 mm |
| Wheelbase Size | 3080 mm | 4250 mm |
| Fuel Consumption Overall | 13.8 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 90 L | 132 L |
