2005 Audi S6 vs. 2007 GMC Sierra
To start off, 2007 GMC Sierra is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Audi S6. In addition, the cost of maintenance, including insurance, on 2005 Audi S6 would be higher. At 6,172 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (403 HP @ 5700 RPM) has 68 more horse power than 2005 Audi S6. (335 HP @ 7000 RPM) In normal driving conditions, 2007 GMC Sierra should accelerate faster than 2005 Audi S6. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 718 kg more than 2005 Audi S6. 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 (565 Nm @ 4300 RPM) has 145 more torque (in Nm) than 2005 Audi S6. (420 Nm @ 3400 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi S6.
Compare all specifications:
| 2005 Audi S6 | 2007 GMC Sierra | |
| Make | Audi | GMC |
| Model | S6 | Sierra |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 6172 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 335 HP | 403 HP |
| Engine RPM | 7000 RPM | 5700 RPM |
| Torque | 420 Nm | 565 Nm |
| Torque RPM | 3400 RPM | 4300 RPM |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1760 kg | 2478 kg |
| Wheelbase Size | 2770 mm | 3650 mm |
| Fuel Tank Capacity | 82 L | 98 L |
