1997 Infiniti Q45 vs. 2003 Jaguar XJ
To start off, 2003 Jaguar XJ is newer by 6 year(s). Which means there will be less support and parts availability for 1997 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 1997 Infiniti Q45 would be higher. At 4,130 cc (8 cylinders), 1997 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 1997 Infiniti Q45 (265 HP @ 5600 RPM) has 25 more horse power than 2003 Jaguar XJ. (240 HP @ 6800 RPM). In normal driving conditions, 1997 Infiniti Q45 should accelerate faster than 2003 Jaguar XJ. With that said, vehicle weight also plays an important factor in acceleration. 1997 Infiniti Q45 weights approximately 214 kg more than 2003 Jaguar XJ. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1997 Infiniti Q45 (378 Nm @ 4000 RPM) has 85 more torque (in Nm) than 2003 Jaguar XJ. (293 Nm @ 4100 RPM). This means 1997 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2003 Jaguar XJ.
Compare all specifications:
| 1997 Infiniti Q45 | 2003 Jaguar XJ | |
| Make | Infiniti | Jaguar |
| Model | Q45 | XJ |
| Year Released | 1997 | 2003 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4130 cc | 2968 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 265 HP | 240 HP |
| Engine RPM | 5600 RPM | 6800 RPM |
| Torque | 378 Nm | 293 Nm |
| Torque RPM | 4000 RPM | 4100 RPM |
| Engine Compression Ratio | 10.5:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1759 kg | 1545 kg |
| Vehicle Length | 5070 mm | 5100 mm |
| Vehicle Width | 1830 mm | 1870 mm |
| Vehicle Height | 1450 mm | 1450 mm |
| Wheelbase Size | 2840 mm | 3040 mm |
| Fuel Tank Capacity | 60 L | 85 L |
