2007 Jaguar XK8 vs. 2004 Porsche Boxster
To start off, 2007 Jaguar XK8 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Porsche Boxster. In addition, the cost of maintenance, including insurance, on 2004 Porsche Boxster would be higher. At 4,196 cc (8 cylinders), 2007 Jaguar XK8 is equipped with a bigger engine. In terms of performance, 2007 Jaguar XK8 (301 HP @ 6000 RPM) has 73 more horse power than 2004 Porsche Boxster. (228 HP @ 6000 RPM). In normal driving conditions, 2007 Jaguar XK8 should accelerate faster than 2004 Porsche Boxster. With that said, vehicle weight also plays an important factor in acceleration. 2007 Jaguar XK8 weights approximately 320 kg more than 2004 Porsche Boxster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2007 Jaguar XK8 (420 Nm) has 160 more torque (in Nm) than 2004 Porsche Boxster. (260 Nm). This means 2007 Jaguar XK8 will have an easier job in driving up hills or pulling heavy equipment than 2004 Porsche Boxster.
Compare all specifications:
| 2007 Jaguar XK8 | 2004 Porsche Boxster | |
| Make | Jaguar | Porsche |
| Model | XK8 | Boxster |
| Year Released | 2007 | 2004 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 4196 cc | 2688 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 301 HP | 228 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 420 Nm | 260 Nm |
| Engine Bore Size | 86 mm | 86 mm |
| Engine Stroke Size | 90.3 mm | 78 mm |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1595 kg | 1275 kg |
| Vehicle Length | 4730 mm | 4330 mm |
| Vehicle Width | 1330 mm | 1790 mm |
| Wheelbase Size | 2760 mm | 2420 mm |
| Fuel Consumption Overall | 11.3 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 71 L | 64 L |
