1999 Infiniti QX4 vs. 1984 Jaguar XJS
To start off, 1999 Infiniti QX4 is newer by 15 year(s). Which means there will be less support and parts availability for 1984 Jaguar XJS. In addition, the cost of maintenance, including insurance, on 1984 Jaguar XJS would be higher. At 3,590 cc (6 cylinders), 1984 Jaguar XJS is equipped with a bigger engine. In terms of performance, 1999 Infiniti QX4 (238 HP @ 6000 RPM) has 21 more horse power than 1984 Jaguar XJS. (217 HP @ 5300 RPM). In normal driving conditions, 1999 Infiniti QX4 should accelerate faster than 1984 Jaguar XJS. With that said, vehicle weight also plays an important factor in acceleration. 1999 Infiniti QX4 weights approximately 332 kg more than 1984 Jaguar XJS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 Infiniti QX4 is four wheel drive (4WD), it will have significant more traction and grip than 1984 Jaguar XJS. In wet, icy, snow, or gravel driving conditions, 1999 Infiniti QX4 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, 1999 Infiniti QX4 (359 Nm @ 3200 RPM) has 34 more torque (in Nm) than 1984 Jaguar XJS. (325 Nm @ 4000 RPM). This means 1999 Infiniti QX4 will have an easier job in driving up hills or pulling heavy equipment than 1984 Jaguar XJS. 1999 Infiniti QX4 has automatic transmission and 1984 Jaguar XJS has manual transmission. 1984 Jaguar XJS will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Infiniti QX4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Infiniti QX4 | 1984 Jaguar XJS | |
| Make | Infiniti | Jaguar |
| Model | QX4 | XJS |
| Year Released | 1999 | 1984 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3498 cc | 3590 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 238 HP | 217 HP |
| Engine RPM | 6000 RPM | 5300 RPM |
| Torque | 359 Nm | 325 Nm |
| Torque RPM | 3200 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1962 kg | 1630 kg |
| Vehicle Length | 4660 mm | 4880 mm |
| Vehicle Width | 1850 mm | 1800 mm |
| Vehicle Height | 1800 mm | 1270 mm |
| Wheelbase Size | 2710 mm | 2600 mm |
