2011 Jeep Grand Cherokee vs. 2008 BMW 645
To start off, 2011 Jeep Grand Cherokee is newer by 3 year(s). Which means there will be less support and parts availability for 2008 BMW 645. In addition, the cost of maintenance, including insurance, on 2008 BMW 645 would be higher. At 4,398 cc (8 cylinders), 2008 BMW 645 is equipped with a bigger engine. In terms of performance, 2008 BMW 645 (328 HP @ 6100 RPM) has 38 more horse power than 2011 Jeep Grand Cherokee. (290 HP @ 6400 RPM) In normal driving conditions, 2008 BMW 645 should accelerate faster than 2011 Jeep Grand Cherokee. With that said, vehicle weight also plays an important factor in acceleration. 2011 Jeep Grand Cherokee weights approximately 300 kg more than 2008 BMW 645.
Because 2011 Jeep Grand Cherokee is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW 645. In wet, icy, snow, or gravel driving conditions, 2011 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, 2008 BMW 645 (450 Nm @ 3600 RPM) has 98 more torque (in Nm) than 2011 Jeep Grand Cherokee. (352 Nm @ 4800 RPM). This means 2008 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2011 Jeep Grand Cherokee.
Compare all specifications:
| 2011 Jeep Grand Cherokee | 2008 BMW 645 | |
| Make | Jeep | BMW |
| Model | Grand Cherokee | 645 |
| Year Released | 2011 | 2008 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3600 cc | 4398 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 290 HP | 328 HP |
| Engine RPM | 6400 RPM | 6100 RPM |
| Torque | 352 Nm | 450 Nm |
| Torque RPM | 4800 RPM | 3600 RPM |
| Fuel Type | Flex Fuel | Gasoline - Premium |
| Drive Type | 4WD | Rear |
| Transmission Type | 5-speed shiftable automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2115 kg | 1815 kg |
| Vehicle Length | 4821 mm | 4830 mm |
| Vehicle Width | 1943 mm | 1860 mm |
| Vehicle Height | 1760 mm | 1380 mm |
| Wheelbase Size | 2916 mm | 2790 mm |
| Fuel Tank Capacity | 93 L | 70 L |
