2009 BMW X6 vs. 2007 GMC Sierra
To start off, 2009 BMW X6 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2007 GMC Sierra would be higher. At 5,997 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (353 HP @ 5400 RPM) has 53 more horse power than 2009 BMW X6. (300 HP @ 5800 RPM) In normal driving conditions, 2007 GMC Sierra should accelerate faster than 2009 BMW X6. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 432 kg more than 2009 BMW X6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 BMW X6 is four wheel drive (4WD), it will have significant more traction and grip than 2007 GMC Sierra. In wet, icy, snow, or gravel driving conditions, 2009 BMW X6 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, 2007 GMC Sierra (506 Nm @ 4400 RPM) has 99 more torque (in Nm) than 2009 BMW X6. (407 Nm @ 1400 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW X6.
Compare all specifications:
| 2009 BMW X6 | 2007 GMC Sierra | |
| Make | BMW | GMC |
| Model | X6 | Sierra |
| Year Released | 2009 | 2007 |
| Body Type | SUV | Pickup |
| Engine Position | Front | Front |
| Engine Size | 2977 cc | 5997 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 300 HP | 353 HP |
| Engine RPM | 5800 RPM | 5400 RPM |
| Torque | 407 Nm | 506 Nm |
| Torque RPM | 1400 RPM | 4400 RPM |
| Engine Bore Size | 84 mm | 102 mm |
| Engine Stroke Size | 89.6 mm | 92 mm |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 6 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2145 kg | 2577 kg |
| Vehicle Length | 4880 mm | 6590 mm |
| Vehicle Width | 1990 mm | 2040 mm |
| Vehicle Height | 1700 mm | 1950 mm |
| Wheelbase Size | 2940 mm | 4250 mm |
| Fuel Consumption Overall | 10.9 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 85 L | 129 L |
