2007 Alpina B5 vs. 2004 Jaguar XJ
To start off, 2007 Alpina B5 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Jaguar XJ. In addition, the cost of maintenance, including insurance, on 2004 Jaguar XJ 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 193 more horse power than 2004 Jaguar XJ. (300 HP @ 6100 RPM). In normal driving conditions, 2007 Alpina B5 should accelerate faster than 2004 Jaguar XJ. With that said, vehicle weight also plays an important factor in acceleration. 2007 Alpina B5 weights approximately 83 kg more than 2004 Jaguar XJ. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 280 more torque (in Nm) than 2004 Jaguar XJ. (420 Nm @ 4100 RPM). This means 2007 Alpina B5 will have an easier job in driving up hills or pulling heavy equipment than 2004 Jaguar XJ.
Compare all specifications:
| 2007 Alpina B5 | 2004 Jaguar XJ | |
| Make | Alpina | Jaguar |
| Model | B5 | XJ |
| Year Released | 2007 | 2004 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 4194 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 493 HP | 300 HP |
| Engine RPM | 5500 RPM | 6100 RPM |
| Torque | 700 Nm | 420 Nm |
| Torque RPM | 4250 RPM | 4100 RPM |
| Engine Bore Size | 92 mm | 86 mm |
| Engine Stroke Size | 82.7 mm | 90.3 mm |
| Engine Compression Ratio | 9.0:1 | 11.0:1 |
| Top Speed | 314 km/hour | 250 km/hour |
| Acceleration 0-100mph | 4.7 seconds | 6.6 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1722 kg | 1639 kg |
| Vehicle Length | 4850 mm | 5220 mm |
| Vehicle Width | 1850 mm | 1870 mm |
| Vehicle Height | 1470 mm | 1450 mm |
| Wheelbase Size | 2890 mm | 3040 mm |
| Fuel Consumption Overall | 12.3 L/100km | 10.9 L/100km |
| Fuel Tank Capacity | 70 L | 85 L |
