2004 Jaguar XJ vs. 2007 Porsche Boxster
To start off, 2007 Porsche Boxster 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 4,194 cc (8 cylinders), 2004 Jaguar XJ is equipped with a bigger engine. In terms of performance, 2004 Jaguar XJ (300 HP @ 6100 RPM) has 75 more horse power than 2007 Porsche Boxster. (225 HP @ 4700 RPM). In normal driving conditions, 2004 Jaguar XJ should accelerate faster than 2007 Porsche Boxster. With that said, vehicle weight also plays an important factor in acceleration. 2004 Jaguar XJ weights approximately 283 kg more than 2007 Porsche Boxster. 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, 2004 Jaguar XJ (420 Nm @ 4100 RPM) has 160 more torque (in Nm) than 2007 Porsche Boxster. (260 Nm @ 4700 RPM). This means 2004 Jaguar XJ will have an easier job in driving up hills or pulling heavy equipment than 2007 Porsche Boxster.
Compare all specifications:
| 2004 Jaguar XJ | 2007 Porsche Boxster | |
| Make | Jaguar | Porsche |
| Model | XJ | Boxster |
| Year Released | 2004 | 2007 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 4194 cc | 2687 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 300 HP | 225 HP |
| Engine RPM | 6100 RPM | 4700 RPM |
| Torque | 420 Nm | 260 Nm |
| Torque RPM | 4100 RPM | 4700 RPM |
| Engine Bore Size | 86 mm | 85.5 mm |
| Engine Stroke Size | 90.3 mm | 78 mm |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Top Speed | 250 km/hour | 253 km/hour |
| Acceleration 0-100mph | 6.6 seconds | 6.4 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1639 kg | 1356 kg |
| Vehicle Length | 5220 mm | 4330 mm |
| Vehicle Width | 1870 mm | 1790 mm |
| Vehicle Height | 1450 mm | 1300 mm |
| Wheelbase Size | 3040 mm | 2420 mm |
| Fuel Consumption Overall | 10.9 L/100km | 9.7 L/100km |
| Fuel Tank Capacity | 85 L | 64 L |
