1990 Infiniti Q45 vs. 2002 Jaguar XJ
To start off, 2002 Jaguar XJ is newer by 12 year(s). Which means there will be less support and parts availability for 1990 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 1990 Infiniti Q45 would be higher. At 4,493 cc (8 cylinders), 1990 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 1990 Infiniti Q45 (277 HP @ 6000 RPM) has 37 more horse power than 2002 Jaguar XJ. (240 HP @ 6350 RPM). In normal driving conditions, 1990 Infiniti Q45 should accelerate faster than 2002 Jaguar XJ. With that said, vehicle weight also plays an important factor in acceleration. 1990 Infiniti Q45 weights approximately 40 kg more than 2002 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, 1990 Infiniti Q45 (396 Nm @ 4000 RPM) has 80 more torque (in Nm) than 2002 Jaguar XJ. (316 Nm @ 4350 RPM). This means 1990 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2002 Jaguar XJ.
Compare all specifications:
| 1990 Infiniti Q45 | 2002 Jaguar XJ | |
| Make | Infiniti | Jaguar |
| Model | Q45 | XJ |
| Year Released | 1990 | 2002 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4493 cc | 3248 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 277 HP | 240 HP |
| Engine RPM | 6000 RPM | 6350 RPM |
| Torque | 396 Nm | 316 Nm |
| Torque RPM | 4000 RPM | 4350 RPM |
| Engine Bore Size | 93 mm | 86 mm |
| Engine Stroke Size | 82.7 mm | 70 mm |
| 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 | 1750 kg | 1710 kg |
| Vehicle Length | 5080 mm | 5160 mm |
| Vehicle Width | 1830 mm | 1800 mm |
| Vehicle Height | 1440 mm | 1310 mm |
| Wheelbase Size | 2890 mm | 2880 mm |
