2009 GMC Sierra vs. 2012 BMW 640
To start off, 2012 BMW 640 is newer by 3 year(s). Which means there will be less support and parts availability for 2009 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2009 GMC Sierra would be higher. At 6,199 cc (8 cylinders), 2009 GMC Sierra is equipped with a bigger engine. In terms of performance, 2009 GMC Sierra (403 HP @ 5700 RPM) has 92 more horse power than 2012 BMW 640. (311 HP @ 4400 RPM). In normal driving conditions, 2009 GMC Sierra should accelerate faster than 2012 BMW 640. With that said, vehicle weight also plays an important factor in acceleration. 2009 GMC Sierra weights approximately 794 kg more than 2012 BMW 640. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2012 BMW 640. In wet, icy, snow, or gravel driving conditions, 2009 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, 2012 BMW 640 (630 Nm @ 1500 RPM) has 65 more torque (in Nm) than 2009 GMC Sierra. (565 Nm @ 4300 RPM). This means 2012 BMW 640 will have an easier job in driving up hills or pulling heavy equipment than 2009 GMC Sierra.
Compare all specifications:
| 2009 GMC Sierra | 2012 BMW 640 | |
| Make | GMC | BMW |
| Model | Sierra | 640 |
| Year Released | 2009 | 2012 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Front |
| Engine Size | 6199 cc | 2993 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 403 HP | 311 HP |
| Engine RPM | 5700 RPM | 4400 RPM |
| Torque | 565 Nm | 630 Nm |
| Torque RPM | 4300 RPM | 1500 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | 8-speed shiftable automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2659 kg | 1865 kg |
| Vehicle Length | 5850 mm | 5007 mm |
| Vehicle Width | 2040 mm | 1894 mm |
| Vehicle Height | 1880 mm | 1392 mm |
| Wheelbase Size | 3650 mm | 2968 mm |
| Fuel Consumption Highway | 12.5 L/100km | 4.9 L/100km |
| Fuel Consumption City | 19.8 L/100km | 6.8 L/100km |
| Fuel Consumption Overall | 17 L/100km | 5.6 L/100km |
| Fuel Tank Capacity | 98 L | 70 L |
