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 5,965 cc (8 cylinders), 2006 GMC Sierra is equipped with a bigger engine. In terms of performance, 2005 Audi A8 (335 HP @ 4000 RPM) has 34 more horse power than 2006 GMC Sierra. (301 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 440 kg more than 2005 Audi A8.
Because 2006 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2005 Audi A8. In wet, icy, snow, or gravel driving conditions, 2006 GMC Sierra 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, 2006 GMC Sierra (488 Nm) has 57 more torque (in Nm) than 2005 Audi A8. (431 Nm). This means 2006 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A8.
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 | 4163 cc | 5965 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 335 HP | 301 HP |
| Engine RPM | 4000 RPM | 4400 RPM |
| Torque | 431 Nm | 488 Nm |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1995 kg | 2435 kg |
| Vehicle Length | 5190 mm | 6570 mm |
| Vehicle Width | 1900 mm | 2030 mm |
| Vehicle Height | 1460 mm | 1960 mm |
| Wheelbase Size | 3080 mm | 4250 mm |
| Fuel Consumption Overall | 11.8 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 90 L | 129 L |
