2009 Audi A8 vs. 2013 GMC Sierra
To start off, 2013 GMC Sierra is newer by 4 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 4,800 cc (8 cylinders), 2013 GMC Sierra is equipped with a bigger engine. In terms of performance, 2013 GMC Sierra (298 HP @ 5600 RPM) has 68 more horse power than 2009 Audi A8. (230 HP @ 4000 RPM) In normal driving conditions, 2013 GMC Sierra should accelerate faster than 2009 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2013 GMC Sierra weights approximately 1341 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, 2009 Audi A8 (450 Nm @ 1400 RPM) has 36 more torque (in Nm) than 2013 GMC Sierra. (414 Nm @ 4600 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2013 GMC Sierra.
Compare all specifications:
| 2009 Audi A8 | 2013 GMC Sierra | |
| Make | Audi | GMC |
| Model | A8 | Sierra |
| Year Released | 2009 | 2013 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 2965 cc | 4800 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 230 HP | 298 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 450 Nm | 414 Nm |
| Torque RPM | 1400 RPM | 4600 RPM |
| Engine Bore Size | 83 mm | 96 mm |
| Engine Stroke Size | 91.4 mm | 83 mm |
| Fuel Type | Diesel | Flex Fuel |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | 4-speed automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 930 kg | 2271 kg |
| Vehicle Length | 5190 mm | 5702 mm |
| Vehicle Width | 1900 mm | 2031 mm |
| Vehicle Height | 1450 mm | 1875 mm |
| Wheelbase Size | 3080 mm | 3378 mm |
| Fuel Tank Capacity | 90 L | 129 L |
