2006 Audi A8 vs. 2007 GMC Sierra
To start off, 2007 GMC Sierra is newer by 1 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 5,999 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (300 HP) has 44 more horse power than 2006 Audi A8. (256 HP) In normal driving conditions, 2007 GMC Sierra should accelerate faster than 2006 Audi A8.
Let's talk about torque, 2007 GMC Sierra (488 Nm @ 4000 RPM) has 158 more torque (in Nm) than 2006 Audi A8. (330 Nm @ 3250 RPM). This means 2007 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 | 2007 GMC Sierra | |
| Make | Audi | GMC |
| Model | A8 | Sierra |
| Year Released | 2006 | 2007 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 5999 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 256 HP | 300 HP |
| Torque | 330 Nm | 488 Nm |
| Torque RPM | 3250 RPM | 4000 RPM |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 5060 mm | 6570 mm |
| Vehicle Width | 1900 mm | 2450 mm |
| Vehicle Height | 1450 mm | 1970 mm |
| Wheelbase Size | 2950 mm | 4250 mm |
| Fuel Tank Capacity | 90 L | 132 L |
