1998 Jaguar XK vs. 1991 Jaguar XJ6
To start off, 1998 Jaguar XK is newer by 7 year(s). Which means there will be less support and parts availability for 1991 Jaguar XJ6. In addition, the cost of maintenance, including insurance, on 1991 Jaguar XJ6 would be higher. At 3,995 cc (8 cylinders), 1998 Jaguar XK is equipped with a bigger engine. In terms of performance, 1998 Jaguar XK (290 HP @ 6100 RPM) has 66 more horse power than 1991 Jaguar XJ6. (224 HP @ 4750 RPM). In normal driving conditions, 1998 Jaguar XK should accelerate faster than 1991 Jaguar XJ6. With that said, vehicle weight also plays an important factor in acceleration. 1991 Jaguar XJ6 weights approximately 255 kg more than 1998 Jaguar XK.
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, 1998 Jaguar XK (393 Nm @ 4250 RPM) has 16 more torque (in Nm) than 1991 Jaguar XJ6. (377 Nm @ 3650 RPM). This means 1998 Jaguar XK will have an easier job in driving up hills or pulling heavy equipment than 1991 Jaguar XJ6.
Compare all specifications:
| 1998 Jaguar XK | 1991 Jaguar XJ6 | |
| Make | Jaguar | Jaguar |
| Model | XK | XJ6 |
| Year Released | 1998 | 1991 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3995 cc | 3980 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 290 HP | 224 HP |
| Engine RPM | 6100 RPM | 4750 RPM |
| Torque | 393 Nm | 377 Nm |
| Torque RPM | 4250 RPM | 3650 RPM |
| Engine Bore Size | 86 mm | 91 mm |
| Engine Stroke Size | 86 mm | 102 mm |
| Engine Compression Ratio | 10.7:1 | 9.5:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1570 kg | 1825 kg |
| Vehicle Length | 4770 mm | 4940 mm |
| Vehicle Width | 1840 mm | 2010 mm |
| Vehicle Height | 1300 mm | 1370 mm |
| Wheelbase Size | 3040 mm | 2880 mm |
