2007 Jaguar XKR vs. 2004 BMW 645
To start off, 2007 Jaguar XKR is newer by 3 year(s). Which means there will be less support and parts availability for 2004 BMW 645. In addition, the cost of maintenance, including insurance, on 2004 BMW 645 would be higher. At 4,398 cc (8 cylinders), 2004 BMW 645 is equipped with a bigger engine. In terms of performance, 2007 Jaguar XKR (420 HP @ 6000 RPM) has 92 more horse power than 2004 BMW 645. (328 HP @ 6100 RPM). In normal driving conditions, 2007 Jaguar XKR should accelerate faster than 2004 BMW 645.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 Jaguar XKR (560 Nm @ 4000 RPM) has 110 more torque (in Nm) than 2004 BMW 645. (450 Nm @ 3600 RPM). This means 2007 Jaguar XKR will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 645.
Compare all specifications:
| 2007 Jaguar XKR | 2004 BMW 645 | |
| Make | Jaguar | BMW |
| Model | XKR | 645 |
| Year Released | 2007 | 2004 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4196 cc | 4398 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 420 HP | 328 HP |
| Engine RPM | 6000 RPM | 6100 RPM |
| Torque | 560 Nm | 450 Nm |
| Torque RPM | 4000 RPM | 3600 RPM |
| Engine Bore Size | 86 mm | 92 mm |
| Engine Stroke Size | 90 mm | 82.7 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Length | 4800 mm | 4830 mm |
| Vehicle Width | 2080 mm | 1860 mm |
| Vehicle Height | 1330 mm | 1380 mm |
| Wheelbase Size | 2760 mm | 2830 mm |
| Fuel Consumption Overall | 11.8 L/100km | 12 L/100km |
| Fuel Tank Capacity | 71 L | 70 L |
