2004 Jaguar Concept Eight vs. 2007 Jaguar XJ
To start off, 2007 Jaguar XJ is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Jaguar Concept Eight. In addition, the cost of maintenance, including insurance, on 2004 Jaguar Concept Eight would be higher. At 4,196 cc (8 cylinders), 2007 Jaguar XJ is equipped with a bigger engine. In terms of performance, 2007 Jaguar XJ (401 HP @ 6100 RPM) has 6 more horse power than 2004 Jaguar Concept Eight. (395 HP @ 6100 RPM) In normal driving conditions, 2007 Jaguar XJ should accelerate faster than 2004 Jaguar Concept Eight.
Let's talk about torque, 2007 Jaguar XJ (560 Nm @ 3500 RPM) has 7 more torque (in Nm) than 2004 Jaguar Concept Eight. (553 Nm @ 3500 RPM). This means 2007 Jaguar XJ will have an easier job in driving up hills or pulling heavy equipment than 2004 Jaguar Concept Eight.
Compare all specifications:
| 2004 Jaguar Concept Eight | 2007 Jaguar XJ | |
| Make | Jaguar | Jaguar |
| Model | Concept Eight | XJ |
| Year Released | 2004 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 4195 cc | 4196 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 395 HP | 401 HP |
| Engine RPM | 6100 RPM | 6100 RPM |
| Torque | 553 Nm | 560 Nm |
| Torque RPM | 3500 RPM | 3500 RPM |
| Engine Bore Size | 86 mm | 86 mm |
| Engine Stroke Size | 90.3 mm | 90 mm |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 5220 mm | 5100 mm |
| Vehicle Width | 1870 mm | 1950 mm |
| Wheelbase Size | 3170 mm | 3040 mm |
