1951 Jaguar XK vs. 1991 Jaguar XJR-15
To start off, 1991 Jaguar XJR-15 is newer by 40 year(s). Which means there will be less support and parts availability for 1951 Jaguar XK. In addition, the cost of maintenance, including insurance, on 1951 Jaguar XK 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 292 more horse power than 1951 Jaguar XK. (158 HP @ 5000 RPM) In normal driving conditions, 1991 Jaguar XJR-15 should accelerate faster than 1951 Jaguar XK. With that said, vehicle weight also plays an important factor in acceleration. 1951 Jaguar XK weights approximately 246 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 280 more torque (in Nm) than 1951 Jaguar XK. (290 Nm @ 2500 RPM). This means 1991 Jaguar XJR-15 will have an easier job in driving up hills or pulling heavy equipment than 1951 Jaguar XK.
Compare all specifications:
1951 Jaguar XK | 1991 Jaguar XJR-15 | |
Make | Jaguar | Jaguar |
Model | XK | XJR-15 |
Year Released | 1951 | 1991 |
Engine Position | Front | Middle |
Engine Size | 3442 cc | 5993 cc |
Engine Cylinders | 6 cylinders | 12 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 2 valves | 2 valves |
Horse Power | 158 HP | 450 HP |
Engine RPM | 5000 RPM | 6250 RPM |
Torque | 290 Nm | 570 Nm |
Torque RPM | 2500 RPM | 4500 RPM |
Engine Bore Size | 83 mm | 90 mm |
Engine Stroke Size | 106 mm | 78.5 mm |
Fuel Type | Gasoline | Gasoline |
Top Speed | 201 km/hour | 307 km/hour |
Drive Type | Rear | Rear |
Number of Seats | 2 seats | 1 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1296 kg | 1050 kg |
Vehicle Length | 4430 mm | 4810 mm |
Vehicle Width | 1570 mm | 1910 mm |
Vehicle Height | 1340 mm | 1110 mm |
Wheelbase Size | 2600 mm | 2870 mm |
Fuel Tank Capacity | 63 L | 90 L |