2006 BMW 645 vs. 2007 GMC Sierra
To start off, 2007 GMC Sierra is newer by 1 year(s). Which means there will be less support and parts availability for 2006 BMW 645. In addition, the cost of maintenance, including insurance, on 2006 BMW 645 would be higher. At 5,357 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2006 BMW 645 (328 HP @ 6100 RPM) has 13 more horse power than 2007 GMC Sierra. (315 HP @ 5200 RPM). In normal driving conditions, 2006 BMW 645 should accelerate faster than 2007 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 599 kg more than 2006 BMW 645.
Because 2007 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 645. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 GMC Sierra (458 Nm @ 4400 RPM) has 8 more torque (in Nm) than 2006 BMW 645. (450 Nm @ 3600 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 645. 2007 GMC Sierra has automatic transmission and 2006 BMW 645 has manual transmission. 2006 BMW 645 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
2006 BMW 645 | 2007 GMC Sierra | |
Make | BMW | GMC |
Model | 645 | Sierra |
Year Released | 2006 | 2007 |
Body Type | Convertible | Pickup |
Engine Position | Front | Front |
Engine Size | 4398 cc | 5357 cc |
Engine Cylinders | 8 cylinders | 8 cylinders |
Engine Type | V | V |
Valves per Cylinder | 2 valves | 2 valves |
Horse Power | 328 HP | 315 HP |
Engine RPM | 6100 RPM | 5200 RPM |
Torque | 450 Nm | 458 Nm |
Torque RPM | 3600 RPM | 4400 RPM |
Engine Bore Size | 92 mm | 96 mm |
Engine Stroke Size | 83 mm | 92 mm |
Engine Compression Ratio | 10.0:1 | 9.4:1 |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | 4WD |
Transmission Type | Manual | Automatic |
Number of Seats | 4 seats | 6 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1836 kg | 2435 kg |
Vehicle Length | 4830 mm | 6320 mm |
Vehicle Width | 1860 mm | 2040 mm |
Vehicle Height | 1380 mm | 1880 mm |
Wheelbase Size | 2790 mm | 4010 mm |
Fuel Consumption Overall | 12.8 L/100km | 13.1 L/100km |
Fuel Tank Capacity | 70 L | 129 L |