2009 Audi A8 vs. 2012 GMC Sierra
To start off, 2012 GMC Sierra is newer by 3 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 5,300 cc (8 cylinders), 2012 GMC Sierra is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (350 HP @ 6800 RPM) has 35 more horse power than 2012 GMC Sierra. (315 HP @ 5200 RPM). In normal driving conditions, 2009 Audi A8 should accelerate faster than 2012 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2012 GMC Sierra weights approximately 1147 kg more than 2009 Audi A8.
Because 2009 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2012 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, 2012 GMC Sierra (454 Nm @ 4000 RPM) has 13 more torque (in Nm) than 2009 Audi A8. (441 Nm @ 3500 RPM). This means 2012 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 | 2012 GMC Sierra | |
| Make | Audi | GMC |
| Model | A8 | Sierra |
| Year Released | 2009 | 2012 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 5300 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 350 HP | 315 HP |
| Engine RPM | 6800 RPM | 5200 RPM |
| Torque | 441 Nm | 454 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Fuel Type | Gasoline | Flex Fuel |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | 6-speed shiftable automatic |
| Vehicle Weight | 1164 kg | 2311 kg |
| Vehicle Length | 5200 mm | 5847 mm |
| Vehicle Width | 1900 mm | 2032 mm |
| Vehicle Height | 1460 mm | 1875 mm |
| Wheelbase Size | 3080 mm | 3645 mm |
| Fuel Consumption | 10.2 L/100km | 11.2 L/100km |
| Fuel Consumption City | 14.7 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 90 L | 98 L |
