2007 Alpina B5 vs. 2009 Jaguar XK
To start off, 2009 Jaguar XK is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Alpina B5. In addition, the cost of maintenance, including insurance, on 2007 Alpina B5 would be higher. At 4,398 cc (8 cylinders), 2007 Alpina B5 is equipped with a bigger engine. In terms of performance, 2007 Alpina B5 (493 HP @ 5500 RPM) has 83 more horse power than 2009 Jaguar XK. (410 HP @ 6250 RPM). In normal driving conditions, 2007 Alpina B5 should accelerate faster than 2009 Jaguar XK. With that said, vehicle weight also plays an important factor in acceleration. 2009 Jaguar XK weights approximately 63 kg more than 2007 Alpina B5.
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 Alpina B5 (700 Nm @ 4250 RPM) has 140 more torque (in Nm) than 2009 Jaguar XK. (560 Nm @ 4000 RPM). This means 2007 Alpina B5 will have an easier job in driving up hills or pulling heavy equipment than 2009 Jaguar XK.
Compare all specifications:
| 2007 Alpina B5 | 2009 Jaguar XK | |
| Make | Alpina | Jaguar |
| Model | B5 | XK |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 4196 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 493 HP | 410 HP |
| Engine RPM | 5500 RPM | 6250 RPM |
| Torque | 700 Nm | 560 Nm |
| Torque RPM | 4250 RPM | 4000 RPM |
| Engine Bore Size | 92 mm | 86 mm |
| Engine Stroke Size | 82.7 mm | 90.3 mm |
| Engine Compression Ratio | 9.0:1 | 9.1:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 314 km/hour | 250 km/hour |
| Acceleration 0-100mph | 4.7 seconds | 5.3 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1722 kg | 1785 kg |
| Vehicle Length | 4850 mm | 4800 mm |
| Vehicle Width | 1850 mm | 1900 mm |
| Vehicle Height | 1470 mm | 1340 mm |
| Wheelbase Size | 2890 mm | 2760 mm |
| Fuel Consumption Overall | 12.3 L/100km | 12.5 L/100km |
| Fuel Tank Capacity | 70 L | 71 L |
