2006 BMW 645 vs. 2004 GMC Sierra
To start off, 2006 BMW 645 is newer by 2 year(s). Which means there will be less support and parts availability for 2004 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2004 GMC Sierra would be higher. At 5,359 cc (8 cylinders), 2004 GMC Sierra is equipped with a bigger engine. In terms of performance, 2006 BMW 645 (328 HP) has 33 more horse power than 2004 GMC Sierra. (295 HP). In normal driving conditions, 2006 BMW 645 should accelerate faster than 2004 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2004 GMC Sierra weights approximately 564 kg more than 2006 BMW 645.
Because 2004 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, 2004 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, 2006 BMW 645 (450 Nm) has 3 more torque (in Nm) than 2004 GMC Sierra. (447 Nm). This means 2006 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2004 GMC Sierra.
Compare all specifications:
2006 BMW 645 | 2004 GMC Sierra | |
Make | BMW | GMC |
Model | 645 | Sierra |
Year Released | 2006 | 2004 |
Body Type | Convertible | Pickup |
Engine Position | Front | Front |
Engine Size | 4398 cc | 5359 cc |
Engine Cylinders | 8 cylinders | 8 cylinders |
Engine Type | V | V |
Valves per Cylinder | 4 valves | 2 valves |
Horse Power | 328 HP | 295 HP |
Torque | 450 Nm | 447 Nm |
Engine Bore Size | 92 mm | 96.1 mm |
Engine Stroke Size | 82.7 mm | 92 mm |
Engine Compression Ratio | 10.0:1 | 9.5:1 |
Drive Type | Rear | 4WD |
Number of Seats | 4 seats | 6 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1815 kg | 2379 kg |
Vehicle Length | 4830 mm | 5850 mm |
Vehicle Width | 1860 mm | 2000 mm |
Vehicle Height | 1380 mm | 1910 mm |
Wheelbase Size | 2790 mm | 3650 mm |
Fuel Consumption Overall | 12.8 L/100km | 14.7 L/100km |
Fuel Tank Capacity | 70 L | 98 L |