2008 Mercedes-Benz G vs. 2007 BMW 645
To start off, 2008 Mercedes-Benz G is newer by 1 year(s). Which means there will be less support and parts availability for 2007 BMW 645. In addition, the cost of maintenance, including insurance, on 2007 BMW 645 would be higher. At 4,398 cc (8 cylinders), 2007 BMW 645 is equipped with a bigger engine. In terms of performance, 2007 BMW 645 (328 HP @ 6100 RPM) has 174 more horse power than 2008 Mercedes-Benz G. (154 HP @ 3800 RPM) In normal driving conditions, 2007 BMW 645 should accelerate faster than 2008 Mercedes-Benz G. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 645 weights approximately 544 kg more than 2008 Mercedes-Benz G. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Mercedes-Benz G is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW 645. In wet, icy, snow, or gravel driving conditions, 2008 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, 2007 BMW 645 (450 Nm @ 3600 RPM) has 50 more torque (in Nm) than 2008 Mercedes-Benz G. (400 Nm @ 1800 RPM). This means 2007 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2008 Mercedes-Benz G.
Compare all specifications:
| 2008 Mercedes-Benz G | 2007 BMW 645 | |
| Make | Mercedes-Benz | BMW |
| Model | G | 645 |
| Year Released | 2008 | 2007 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2688 cc | 4398 cc |
| Engine Cylinders | 5 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 154 HP | 328 HP |
| Engine RPM | 3800 RPM | 6100 RPM |
| Torque | 400 Nm | 450 Nm |
| Torque RPM | 1800 RPM | 3600 RPM |
| Engine Compression Ratio | 18.0:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 156 km/hour | 245 km/hour |
| Acceleration 0-100mph | 13.7 seconds | 5.6 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1146 kg | 1690 kg |
| Vehicle Length | 4670 mm | 4830 mm |
| Vehicle Width | 1870 mm | 1860 mm |
| Vehicle Height | 1940 mm | 1380 mm |
| Wheelbase Size | 2860 mm | 2790 mm |
| Fuel Consumption Overall | 10.9 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 96 L | 70 L |
