2006 Jaguar XKR vs. 2011 Alpina B5
To start off, 2011 Alpina B5 is newer by 5 year(s). Which means there will be less support and parts availability for 2006 Jaguar XKR. In addition, the cost of maintenance, including insurance, on 2006 Jaguar XKR would be higher. At 4,397 cc (8 cylinders), 2011 Alpina B5 is equipped with a bigger engine. In terms of performance, 2011 Alpina B5 (493 HP @ 5500 RPM) has 102 more horse power than 2006 Jaguar XKR. (391 HP @ 3500 RPM) In normal driving conditions, 2011 Alpina B5 should accelerate faster than 2006 Jaguar XKR. With that said, vehicle weight also plays an important factor in acceleration. 2006 Jaguar XKR weights approximately 35 kg more than 2011 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, 2011 Alpina B5 (700 Nm @ 4250 RPM) has 158 more torque (in Nm) than 2006 Jaguar XKR. (542 Nm @ 3500 RPM). This means 2011 Alpina B5 will have an easier job in driving up hills or pulling heavy equipment than 2006 Jaguar XKR.
Compare all specifications:
| 2006 Jaguar XKR | 2011 Alpina B5 | |
| Make | Jaguar | Alpina |
| Model | XKR | B5 |
| Year Released | 2006 | 2011 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4196 cc | 4397 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 391 HP | 493 HP |
| Engine RPM | 3500 RPM | 5500 RPM |
| Torque | 542 Nm | 700 Nm |
| Torque RPM | 3500 RPM | 4250 RPM |
| Engine Bore Size | 86 mm | 92 mm |
| Engine Stroke Size | 90.3 mm | 82.7 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 300 km/hour |
| Acceleration 0-100mph | 5.6 seconds | 4.8 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1845 kg | 1810 kg |
| Vehicle Length | 4770 mm | 4850 mm |
| Vehicle Width | 1840 mm | 1850 mm |
| Vehicle Height | 1310 mm | 1500 mm |
| Wheelbase Size | 2590 mm | 2890 mm |
| Fuel Consumption Overall | 12.5 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 75 L | 70 L |
