2009 Jaguar XF vs. 2004 Jaguar Concept Eight
To start off, 2009 Jaguar XF is newer by 5 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 4,195 cc (8 cylinders), 2004 Jaguar Concept Eight is equipped with a bigger engine. In terms of performance, 2004 Jaguar Concept Eight (395 HP @ 6100 RPM) has 191 more horse power than 2009 Jaguar XF. (204 HP @ 4000 RPM) In normal driving conditions, 2004 Jaguar Concept Eight should accelerate faster than 2009 Jaguar XF.
Let's talk about torque, 2004 Jaguar Concept Eight (553 Nm @ 3500 RPM) has 117 more torque (in Nm) than 2009 Jaguar XF. (436 Nm @ 1900 RPM). This means 2004 Jaguar Concept Eight will have an easier job in driving up hills or pulling heavy equipment than 2009 Jaguar XF.
Compare all specifications:
| 2009 Jaguar XF | 2004 Jaguar Concept Eight | |
| Make | Jaguar | Jaguar |
| Model | XF | Concept Eight |
| Year Released | 2009 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2720 cc | 4195 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 204 HP | 395 HP |
| Engine RPM | 4000 RPM | 6100 RPM |
| Torque | 436 Nm | 553 Nm |
| Torque RPM | 1900 RPM | 3500 RPM |
| Engine Bore Size | 81 mm | 86 mm |
| Engine Stroke Size | 88 mm | 90.3 mm |
| Fuel Type | Diesel | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4970 mm | 5220 mm |
| Vehicle Width | 1470 mm | 1870 mm |
| Wheelbase Size | 2920 mm | 3170 mm |
