2004 Audi A6 vs. 2007 GMC Sierra
To start off, 2007 GMC Sierra is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Audi A6. In addition, the cost of maintenance, including insurance, on 2004 Audi A6 would be higher. At 5,999 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (312 HP @ 4400 RPM) has 60 more horse power than 2004 Audi A6. (252 HP @ 6500 RPM) In normal driving conditions, 2007 GMC Sierra should accelerate faster than 2004 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 1110 kg more than 2004 Audi A6. 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, 2007 GMC Sierra (506 Nm @ 4400 RPM) has 176 more torque (in Nm) than 2004 Audi A6. (330 Nm @ 3250 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A6.
Compare all specifications:
| 2004 Audi A6 | 2007 GMC Sierra | |
| Make | Audi | GMC |
| Model | A6 | Sierra |
| Year Released | 2004 | 2007 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 5999 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 252 HP | 312 HP |
| Engine RPM | 6500 RPM | 4400 RPM |
| Torque | 330 Nm | 506 Nm |
| Torque RPM | 3250 RPM | 4400 RPM |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1680 kg | 2790 kg |
| Vehicle Length | 4920 mm | 6340 mm |
| Vehicle Width | 1860 mm | 2440 mm |
| Vehicle Height | 1470 mm | 1940 mm |
| Wheelbase Size | 2850 mm | 4010 mm |
| Fuel Consumption Overall | 10.9 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 80 L | 129 L |
