2005 Jaguar XJ vs. 2013 Porsche Boxter
To start off, 2013 Porsche Boxter is newer by 8 year(s). Which means there will be less support and parts availability for 2005 Jaguar XJ. In addition, the cost of maintenance, including insurance, on 2005 Jaguar XJ would be higher. In terms of performance, 2005 Jaguar XJ (294 HP @ 6100 RPM) has 33 more horse power than 2013 Porsche Boxter. (261 HP @ 6700 RPM). In normal driving conditions, 2005 Jaguar XJ should accelerate faster than 2013 Porsche Boxter. With that said, vehicle weight also plays an important factor in acceleration. 2005 Jaguar XJ weights approximately 400 kg more than 2013 Porsche Boxter. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 Porsche Boxter is four wheel drive (4WD), it will have significant more traction and grip than 2005 Jaguar XJ. In wet, icy, snow, or gravel driving conditions, 2013 Porsche Boxter will offer significantly more control. 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, 2005 Jaguar XJ (411 Nm) has 132 more torque (in Nm) than 2013 Porsche Boxter. (279 Nm). This means 2005 Jaguar XJ will have an easier job in driving up hills or pulling heavy equipment than 2013 Porsche Boxter. 2005 Jaguar XJ has automatic transmission and 2013 Porsche Boxter has manual transmission. 2013 Porsche Boxter will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Jaguar XJ will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Jaguar XJ | 2013 Porsche Boxter | |
| Make | Jaguar | Porsche |
| Model | XJ | Boxter |
| Year Released | 2005 | 2013 |
| Body Type | Sedan | Roadster |
| Engine Position | Front | Middle |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 294 HP | 261 HP |
| Engine RPM | 6100 RPM | 6700 RPM |
| Torque | 411 Nm | 279 Nm |
| Engine Bore Size | 86 mm | 89 mm |
| Engine Stroke Size | 90 mm | 72 mm |
| Engine Compression Ratio | 11.0:1 | 12.5 : 1 |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | 4-speed manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1740 kg | 1340 kg |
| Vehicle Length | 5100 mm | 4374 mm |
| Vehicle Width | 1950 mm | 1979 mm |
| Vehicle Height | 1450 mm | 1282 mm |
| Wheelbase Size | 3040 mm | 2475 mm |
| Fuel Consumption Highway | 8.4 L/100km | 5.9 L/100km |
| Fuel Consumption City | 13.1 L/100km | 10.6 L/100km |
