2005 Jaguar XJ vs. 2009 Land Rover Discovery
To start off, 2009 Land Rover Discovery is newer by 4 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. At 4,394 cc (8 cylinders), 2009 Land Rover Discovery is equipped with a bigger engine. In terms of performance, 2009 Land Rover Discovery (295 HP @ 5500 RPM) has 54 more horse power than 2005 Jaguar XJ. (241 HP @ 6800 RPM) In normal driving conditions, 2009 Land Rover Discovery should accelerate faster than 2005 Jaguar XJ. With that said, vehicle weight also plays an important factor in acceleration. 2009 Land Rover Discovery weights approximately 1159 kg more than 2005 Jaguar XJ. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Land Rover Discovery 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, 2009 Land Rover Discovery 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, 2009 Land Rover Discovery (425 Nm @ 4000 RPM) has 132 more torque (in Nm) than 2005 Jaguar XJ. (293 Nm @ 4100 RPM). This means 2009 Land Rover Discovery will have an easier job in driving up hills or pulling heavy equipment than 2005 Jaguar XJ.
Compare all specifications:
| 2005 Jaguar XJ | 2009 Land Rover Discovery | |
| Make | Jaguar | Land Rover |
| Model | XJ | Discovery |
| Year Released | 2005 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2966 cc | 4394 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 241 HP | 295 HP |
| Engine RPM | 6800 RPM | 5500 RPM |
| Torque | 293 Nm | 425 Nm |
| Torque RPM | 4100 RPM | 4000 RPM |
| Engine Compression Ratio | 11.0:1 | 10.8:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 225 km/hour | 190 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1545 kg | 2704 kg |
| Vehicle Length | 5100 mm | 4840 mm |
| Vehicle Width | 1870 mm | 1890 mm |
| Vehicle Height | 1450 mm | 1920 mm |
| Wheelbase Size | 3170 mm | 2890 mm |
| Fuel Consumption Overall | 10.5 L/100km | 15 L/100km |
| Fuel Tank Capacity | 85 L | 86 L |
