2006 BMW 645 vs. 2009 Jaguar XK
To start off, 2009 Jaguar XK is newer by 3 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, 2009 Jaguar XK (410 HP @ 6250 RPM) has 82 more horse power than 2006 BMW 645. (328 HP @ 6100 RPM) In normal driving conditions, 2009 Jaguar XK should accelerate faster than 2006 BMW 645. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 645 weights approximately 171 kg more than 2009 Jaguar XK.
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, 2009 Jaguar XK (560 Nm @ 4000 RPM) has 110 more torque (in Nm) than 2006 BMW 645. (450 Nm @ 3600 RPM). This means 2009 Jaguar XK will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 645. 2009 Jaguar XK has automatic transmission and 2006 BMW 645 has manual transmission. 2006 BMW 645 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Jaguar XK will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 BMW 645 | 2009 Jaguar XK | |
| Make | BMW | Jaguar |
| Model | 645 | XK |
| Year Released | 2006 | 2009 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 4196 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 328 HP | 410 HP |
| Engine RPM | 6100 RPM | 6250 RPM |
| Torque | 450 Nm | 560 Nm |
| Torque RPM | 3600 RPM | 4000 RPM |
| Engine Bore Size | 92 mm | 86 mm |
| Engine Stroke Size | 83 mm | 90.3 mm |
| Engine Compression Ratio | 10.0:1 | 9.1:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 250 km/hour | 280 km/hour |
| Acceleration 0-100mph | 6.1 seconds | 5.5 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1836 kg | 1665 kg |
| Vehicle Length | 4830 mm | 4800 mm |
| Vehicle Width | 1860 mm | 1900 mm |
| Vehicle Height | 1380 mm | 1320 mm |
| Wheelbase Size | 2790 mm | 2760 mm |
| Fuel Consumption Overall | 12.8 L/100km | 12.3 L/100km |
| Fuel Tank Capacity | 70 L | 71 L |
