2006 Audi A8 vs. 2013 GMC Sierra
To start off, 2013 GMC Sierra is newer by 7 year(s). Which means there will be less support and parts availability for 2006 Audi A8. In addition, the cost of maintenance, including insurance, on 2006 Audi A8 would be higher. At 6,000 cc (8 cylinders), 2013 GMC Sierra is equipped with a bigger engine. In terms of performance, 2006 Audi A8 (329 HP @ 6500 RPM) has 2 more horse power than 2013 GMC Sierra. (327 HP @ 5100 RPM). In normal driving conditions, 2006 Audi A8 should accelerate faster than 2013 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2013 GMC Sierra weights approximately 772 kg more than 2006 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, 2013 GMC Sierra (498 Nm @ 4100 RPM) has 68 more torque (in Nm) than 2006 Audi A8. (430 Nm @ 3500 RPM). This means 2013 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A8.
Compare all specifications:
| 2006 Audi A8 | 2013 GMC Sierra | |
| Make | Audi | GMC |
| Model | A8 | Sierra |
| Year Released | 2006 | 2013 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 6000 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 329 HP | 327 HP |
| Engine RPM | 6500 RPM | 5100 RPM |
| Torque | 430 Nm | 498 Nm |
| Torque RPM | 3500 RPM | 4100 RPM |
| Engine Bore Size | 84.6 mm | 101 mm |
| Engine Stroke Size | 93 mm | 92 mm |
| Fuel Type | Gasoline - Premium | Flex Fuel |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | CVT |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1855 kg | 2627 kg |
| Vehicle Length | 5060 mm | 5847 mm |
| Vehicle Width | 1900 mm | 2032 mm |
| Vehicle Height | 1450 mm | 1872 mm |
| Wheelbase Size | 2950 mm | 3645 mm |
| Fuel Tank Capacity | 90 L | 98 L |
