2007 Jaguar XJ vs. 2009 Land Rover Discovery
To start off, 2009 Land Rover Discovery is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Jaguar XJ. In addition, the cost of maintenance, including insurance, on 2007 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, 2007 Jaguar XJ (300 HP @ 6000 RPM) has 5 more horse power than 2009 Land Rover Discovery. (295 HP @ 5500 RPM). In normal driving conditions, 2007 Jaguar XJ should accelerate faster than 2009 Land Rover Discovery. With that said, vehicle weight also plays an important factor in acceleration. 2009 Land Rover Discovery weights approximately 1045 kg more than 2007 Jaguar XJ.
Because 2009 Land Rover Discovery is four wheel drive (4WD), it will have significant more traction and grip than 2007 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 5 more torque (in Nm) than 2007 Jaguar XJ. (420 Nm @ 4100 RPM). This means 2009 Land Rover Discovery will have an easier job in driving up hills or pulling heavy equipment than 2007 Jaguar XJ.
Compare all specifications:
| 2007 Jaguar XJ | 2009 Land Rover Discovery | |
| Make | Jaguar | Land Rover |
| Model | XJ | Discovery |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4196 cc | 4394 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 300 HP | 295 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 420 Nm | 425 Nm |
| Torque RPM | 4100 RPM | 4000 RPM |
| Engine Compression Ratio | 11.0:1 | 10.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1659 kg | 2704 kg |
| Vehicle Length | 5220 mm | 4840 mm |
| Vehicle Width | 1950 mm | 1890 mm |
| Vehicle Height | 1460 mm | 1920 mm |
| Wheelbase Size | 3170 mm | 2890 mm |
| Fuel Consumption Overall | 11.4 L/100km | 15 L/100km |
| Fuel Tank Capacity | 85 L | 86 L |
