1998 Jaguar XKR vs. 1991 Jaguar XJR-15
To start off, 1998 Jaguar XKR is newer by 7 year(s). Which means there will be less support and parts availability for 1991 Jaguar XJR-15. In addition, the cost of maintenance, including insurance, on 1991 Jaguar XJR-15 would be higher. At 5,993 cc (12 cylinders), 1991 Jaguar XJR-15 is equipped with a bigger engine. In terms of performance, 1991 Jaguar XJR-15 (450 HP @ 6250 RPM) has 80 more horse power than 1998 Jaguar XKR. (370 HP @ 6100 RPM) In normal driving conditions, 1991 Jaguar XJR-15 should accelerate faster than 1998 Jaguar XKR. With that said, vehicle weight also plays an important factor in acceleration. 1998 Jaguar XKR weights approximately 672 kg more than 1991 Jaguar XJR-15.
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, 1991 Jaguar XJR-15 (570 Nm @ 4500 RPM) has 29 more torque (in Nm) than 1998 Jaguar XKR. (541 Nm @ 3600 RPM). This means 1991 Jaguar XJR-15 will have an easier job in driving up hills or pulling heavy equipment than 1998 Jaguar XKR. 1998 Jaguar XKR has automatic transmission and 1991 Jaguar XJR-15 has manual transmission. 1991 Jaguar XJR-15 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1998 Jaguar XKR will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1998 Jaguar XKR | 1991 Jaguar XJR-15 | |
| Make | Jaguar | Jaguar |
| Model | XKR | XJR-15 |
| Year Released | 1998 | 1991 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 3996 cc | 5993 cc |
| Engine Cylinders | 8 cylinders | 12 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 370 HP | 450 HP |
| Engine RPM | 6100 RPM | 6250 RPM |
| Torque | 541 Nm | 570 Nm |
| Torque RPM | 3600 RPM | 4500 RPM |
| Engine Bore Size | 86 mm | 90 mm |
| Engine Stroke Size | 86 mm | 78.5 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 1 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1722 kg | 1050 kg |
| Vehicle Length | 4770 mm | 4810 mm |
| Vehicle Width | 1840 mm | 1910 mm |
| Vehicle Height | 1280 mm | 1110 mm |
| Wheelbase Size | 2590 mm | 2870 mm |
| Fuel Tank Capacity | 75 L | 90 L |
