2005 Jaguar XJ vs. 2005 Porsche 911
To start off, both 2005 Jaguar XJ and 2005 Porsche 911 were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,605 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (445 HP @ 6000 RPM) has 241 more horse power than 2005 Jaguar XJ. (204 HP @ 4000 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 2005 Jaguar XJ. With that said, vehicle weight also plays an important factor in acceleration. 2005 Jaguar XJ weights approximately 69 kg more than 2005 Porsche 911.
Let's talk about torque, 2005 Porsche 911 (620 Nm) has 185 more torque (in Nm) than 2005 Jaguar XJ. (435 Nm). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2005 Jaguar XJ.
Compare all specifications:
| 2005 Jaguar XJ | 2005 Porsche 911 | |
| Make | Jaguar | Porsche |
| Model | XJ | 911 |
| Year Released | 2005 | 2005 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2720 cc | 3605 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 204 HP | 445 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 435 Nm | 620 Nm |
| Engine Compression Ratio | 17.3:1 | 9.4:1 |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1659 kg | 1590 kg |
| Vehicle Length | 5100 mm | 4440 mm |
| Vehicle Width | 1870 mm | 1840 mm |
| Vehicle Height | 1450 mm | 1300 mm |
| Wheelbase Size | 3040 mm | 2360 mm |
| Fuel Consumption Overall | 8.1 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 85 L | 63 L |
