2006 BMW 645 vs. 2001 Jeep Grand Cherokee
To start off, 2006 BMW 645 is newer by 5 year(s). Which means there will be less support and parts availability for 2001 Jeep Grand Cherokee. In addition, the cost of maintenance, including insurance, on 2001 Jeep Grand Cherokee 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 133 more horse power than 2001 Jeep Grand Cherokee. (195 HP @ 4600 RPM). In normal driving conditions, 2006 BMW 645 should accelerate faster than 2001 Jeep Grand Cherokee. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 645 weights approximately 94 kg more than 2001 Jeep Grand Cherokee. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2001 Jeep Grand Cherokee 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, 2001 Jeep Grand Cherokee 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 @ 3600 RPM) has 138 more torque (in Nm) than 2001 Jeep Grand Cherokee. (312 Nm @ 3000 RPM). This means 2006 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2001 Jeep Grand Cherokee.
Compare all specifications:
| 2006 BMW 645 | 2001 Jeep Grand Cherokee | |
| Make | BMW | Jeep |
| Model | 645 | Grand Cherokee |
| Year Released | 2006 | 2001 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 3960 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 328 HP | 195 HP |
| Engine RPM | 6100 RPM | 4600 RPM |
| Torque | 450 Nm | 312 Nm |
| Torque RPM | 3600 RPM | 3000 RPM |
| Engine Compression Ratio | 10.0:1 | 8.7:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1810 kg | 1716 kg |
| Vehicle Length | 4830 mm | 4620 mm |
| Vehicle Width | 1860 mm | 1840 mm |
| Vehicle Height | 1380 mm | 1770 mm |
| Wheelbase Size | 2790 mm | 2700 mm |
| Fuel Tank Capacity | 70 L | 78 L |
