2005 Audi A6 vs. 2011 GMC Sierra
To start off, 2011 GMC Sierra is newer by 6 year(s). Which means there will be less support and parts availability for 2005 Audi A6. In addition, the cost of maintenance, including insurance, on 2005 Audi A6 would be higher. At 5,300 cc (8 cylinders), 2011 GMC Sierra is equipped with a bigger engine. In terms of performance, 2011 GMC Sierra (315 HP @ 5200 RPM) has 19 more horse power than 2005 Audi A6. (296 HP @ 6200 RPM) In normal driving conditions, 2011 GMC Sierra should accelerate faster than 2005 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2011 GMC Sierra weights approximately 516 kg more than 2005 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2011 GMC Sierra. In wet, icy, snow, or gravel driving conditions, 2005 Audi A6 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, 2011 GMC Sierra (454 Nm @ 4000 RPM) has 54 more torque (in Nm) than 2005 Audi A6. (400 Nm @ 3000 RPM). This means 2011 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A6.
Compare all specifications:
| 2005 Audi A6 | 2011 GMC Sierra | |
| Make | Audi | GMC |
| Model | A6 | Sierra |
| Year Released | 2005 | 2011 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 4179 cc | 5300 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 296 HP | 315 HP |
| Engine RPM | 6200 RPM | 5200 RPM |
| Torque | 400 Nm | 454 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Fuel Type | Gasoline - Premium | Flex Fuel |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | 6-speed shiftable automatic |
| Vehicle Weight | 1795 kg | 2311 kg |
| Vehicle Length | 4840 mm | 5847 mm |
| Vehicle Width | 1860 mm | 2032 mm |
| Wheelbase Size | 2770 mm | 3645 mm |
| Fuel Tank Capacity | 82 L | 98 L |
