2003 BMW 645 vs. 2006 Mercedes-Benz G
To start off, 2006 Mercedes-Benz G is newer by 3 year(s). Which means there will be less support and parts availability for 2003 BMW 645. In addition, the cost of maintenance, including insurance, on 2003 BMW 645 would be higher. At 4,398 cc (8 cylinders), 2003 BMW 645 is equipped with a bigger engine. In terms of performance, 2003 BMW 645 (310 HP @ 6000 RPM) has 63 more horse power than 2006 Mercedes-Benz G. (247 HP @ 4000 RPM). In normal driving conditions, 2003 BMW 645 should accelerate faster than 2006 Mercedes-Benz G. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz G weights approximately 792 kg more than 2003 BMW 645.
Because 2006 Mercedes-Benz G is four wheel drive (4WD), it will have significant more traction and grip than 2003 BMW 645. In wet, icy, snow, or gravel driving conditions, 2006 Mercedes-Benz G 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 Mercedes-Benz G (560 Nm @ 1700 RPM) has 110 more torque (in Nm) than 2003 BMW 645. (450 Nm @ 3600 RPM). This means 2006 Mercedes-Benz G will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW 645.
Compare all specifications:
2003 BMW 645 | 2006 Mercedes-Benz G | |
Make | BMW | Mercedes-Benz |
Model | 645 | G |
Year Released | 2003 | 2006 |
Body Type | Coupe | SUV |
Engine Position | Front | Front |
Engine Size | 4398 cc | 3996 cc |
Engine Cylinders | 8 cylinders | 8 cylinders |
Engine Type | V | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 310 HP | 247 HP |
Engine RPM | 6000 RPM | 4000 RPM |
Torque | 450 Nm | 560 Nm |
Torque RPM | 3600 RPM | 1700 RPM |
Engine Bore Size | 92 mm | 86.1 mm |
Engine Stroke Size | 82.7 mm | 86 mm |
Engine Compression Ratio | 10.5:1 | 19.0:1 |
Acceleration 0-100mph | 5.9 seconds | 10.3 seconds |
Drive Type | Rear | 4WD |
Transmission Type | Automatic | Automatic |
Number of Seats | 4 seats | 5 seats |
Number of Doors | 2 doors | 5 doors |
Vehicle Weight | 1698 kg | 2490 kg |
Vehicle Length | 4830 mm | 4670 mm |
Vehicle Width | 1860 mm | 1870 mm |
Vehicle Height | 1380 mm | 1940 mm |
Wheelbase Size | 2790 mm | 2860 mm |
Fuel Consumption Overall | 10.9 L/100km | 12.8 L/100km |
Fuel Tank Capacity | 70 L | 96 L |