2008 Jeep Commander vs. 2006 BMW 645
To start off, 2008 Jeep Commander is newer by 2 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 4,398 cc (8 cylinders), 2006 BMW 645 is equipped with a bigger engine. In terms of performance, 2006 BMW 645 (328 HP @ 6100 RPM) has 113 more horse power than 2008 Jeep Commander. (215 HP @ 4000 RPM) In normal driving conditions, 2006 BMW 645 should accelerate faster than 2008 Jeep Commander. With that said, vehicle weight also plays an important factor in acceleration. 2008 Jeep Commander weights approximately 663 kg more than 2006 BMW 645.
Because 2008 Jeep Commander 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, 2008 Jeep Commander 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, 2008 Jeep Commander (510 Nm @ 1600 RPM) has 60 more torque (in Nm) than 2006 BMW 645. (450 Nm @ 3600 RPM). This means 2008 Jeep Commander will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 645.
Compare all specifications:
| 2008 Jeep Commander | 2006 BMW 645 | |
| Make | Jeep | BMW |
| Model | Commander | 645 |
| Year Released | 2008 | 2006 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2985 cc | 4398 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 328 HP |
| Engine RPM | 4000 RPM | 6100 RPM |
| Torque | 510 Nm | 450 Nm |
| Torque RPM | 1600 RPM | 3600 RPM |
| Engine Bore Size | 83 mm | 92 mm |
| Engine Stroke Size | 92 mm | 82.7 mm |
| Engine Compression Ratio | 17.7:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 191 km/hour | 250 km/hour |
| Acceleration 0-100mph | 9 seconds | 5.6 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 7 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2355 kg | 1692 kg |
| Vehicle Length | 4790 mm | 4830 mm |
| Vehicle Width | 1910 mm | 1860 mm |
| Vehicle Height | 1830 mm | 1380 mm |
| Wheelbase Size | 2790 mm | 2790 mm |
| Fuel Consumption Overall | 10.8 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 80 L | 70 L |
