2009 Audi A8 vs. 2009 GMC Sierra
To start off, both 2009 Audi A8 and 2009 GMC Sierra were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 5,967 cc (8 cylinders), 2009 GMC Sierra is equipped with a bigger engine. In terms of performance, 2009 GMC Sierra (327 HP) has 71 more horse power than 2009 Audi A8. (256 HP) In normal driving conditions, 2009 GMC Sierra should accelerate faster than 2009 Audi A8.
Because 2009 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2009 GMC Sierra. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 GMC Sierra (367 Nm @ 4100 RPM) has 37 more torque (in Nm) than 2009 Audi A8. (330 Nm @ 3250 RPM). This means 2009 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A8.
Compare all specifications:
| 2009 Audi A8 | 2009 GMC Sierra | |
| Make | Audi | GMC |
| Model | A8 | Sierra |
| Year Released | 2009 | 2009 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 5967 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 256 HP | 327 HP |
| Torque | 330 Nm | 367 Nm |
| Torque RPM | 3250 RPM | 4100 RPM |
| Engine Compression Ratio | 13.0:1 | 10.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline / Electric Hybrid |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 5060 mm | 5850 mm |
| Vehicle Height | 1450 mm | 1910 mm |
| Wheelbase Size | 2950 mm | 2950 mm |
| Fuel Tank Capacity | 90 L | 98 L |
