2009 Audi A8 vs. 2010 GMC Sierra
To start off, 2010 GMC Sierra is newer by 1 year(s). Which means there will be less support and parts availability for 2009 Audi A8. In addition, the cost of maintenance, including insurance, on 2009 Audi A8 would be higher. At 6,000 cc (8 cylinders), 2010 GMC Sierra is equipped with a bigger engine. In terms of performance, 2010 GMC Sierra (364 HP @ 5400 RPM) has 134 more horse power than 2009 Audi A8. (230 HP @ 4000 RPM) In normal driving conditions, 2010 GMC Sierra should accelerate faster than 2009 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2010 GMC Sierra weights approximately 1729 kg more than 2009 Audi A8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2010 GMC Sierra (506 Nm @ 4400 RPM) has 56 more torque (in Nm) than 2009 Audi A8. (450 Nm @ 1400 RPM). This means 2010 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 | 2010 GMC Sierra | |
| Make | Audi | GMC |
| Model | A8 | Sierra |
| Year Released | 2009 | 2010 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 2965 cc | 6000 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 230 HP | 364 HP |
| Engine RPM | 4000 RPM | 5400 RPM |
| Torque | 450 Nm | 506 Nm |
| Torque RPM | 1400 RPM | 4400 RPM |
| Engine Compression Ratio | 17.0:1 | 10.2:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 3 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 930 kg | 2659 kg |
| Vehicle Length | 5190 mm | 5710 mm |
| Vehicle Width | 1900 mm | 2040 mm |
| Vehicle Height | 1450 mm | 1940 mm |
| Wheelbase Size | 3080 mm | 3380 mm |
| Fuel Consumption Overall | 8.4 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 90 L | 129 L |
