2009 Audi A6 vs. 2008 GMC Sierra
To start off, 2009 Audi A6 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2008 GMC Sierra would be higher. At 4,298 cc (6 cylinders), 2008 GMC Sierra is equipped with a bigger engine. In terms of performance, 2008 GMC Sierra (195 HP @ 4600 RPM) has 57 more horse power than 2009 Audi A6. (138 HP @ 4000 RPM) In normal driving conditions, 2008 GMC Sierra should accelerate faster than 2009 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2008 GMC Sierra weights approximately 866 kg more than 2009 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2009 Audi A6. In wet, icy, snow, or gravel driving conditions, 2008 GMC Sierra 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, 2008 GMC Sierra (353 Nm @ 2800 RPM) has 32 more torque (in Nm) than 2009 Audi A6. (321 Nm @ 1750 RPM). This means 2008 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A6. 2008 GMC Sierra has automatic transmission and 2009 Audi A6 has manual transmission. 2009 Audi A6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A6 | 2008 GMC Sierra | |
| Make | Audi | GMC |
| Model | A6 | Sierra |
| Year Released | 2009 | 2008 |
| Body Type | Station Wagon | Pickup |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 4298 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 138 HP | 195 HP |
| Engine RPM | 4000 RPM | 4600 RPM |
| Torque | 321 Nm | 353 Nm |
| Torque RPM | 1750 RPM | 2800 RPM |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 3 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1275 kg | 2141 kg |
| Vehicle Length | 4800 mm | 5710 mm |
| Vehicle Width | 1820 mm | 2040 mm |
| Vehicle Height | 1460 mm | 1880 mm |
| Wheelbase Size | 2770 mm | 3030 mm |
| Fuel Consumption Overall | 9.9 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 70 L | 98 L |
