2009 BMW M6 vs. 2005 GMC Sierra
To start off, 2009 BMW M6 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2005 GMC Sierra would be higher. At 5,964 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2009 BMW M6 (501 HP @ 7750 RPM) has 161 more horse power than 2005 GMC Sierra. (340 HP @ 5200 RPM). In normal driving conditions, 2009 BMW M6 should accelerate faster than 2005 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 560 kg more than 2009 BMW M6.
Because 2005 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW M6. In wet, icy, snow, or gravel driving conditions, 2005 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, 2009 BMW M6 (520 Nm @ 6100 RPM) has 4 more torque (in Nm) than 2005 GMC Sierra. (516 Nm @ 4000 RPM). This means 2009 BMW M6 will have an easier job in driving up hills or pulling heavy equipment than 2005 GMC Sierra.
Compare all specifications:
| 2009 BMW M6 | 2005 GMC Sierra | |
| Make | BMW | GMC |
| Model | M6 | Sierra |
| Year Released | 2009 | 2005 |
| Body Type | Coupe | Pickup |
| Engine Position | Front | Front |
| Engine Size | 4999 cc | 5964 cc |
| Engine Cylinders | 10 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 501 HP | 340 HP |
| Engine RPM | 7750 RPM | 5200 RPM |
| Torque | 520 Nm | 516 Nm |
| Torque RPM | 6100 RPM | 4000 RPM |
| Engine Bore Size | 92 mm | 102 mm |
| Engine Stroke Size | 75.2 mm | 92 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1785 kg | 2345 kg |
| Vehicle Length | 4880 mm | 5740 mm |
| Vehicle Width | 1380 mm | 2000 mm |
| Vehicle Height | 1860 mm | 1910 mm |
| Wheelbase Size | 2790 mm | 3650 mm |
