2009 Jaguar XK vs. 1968 Riley 4
To start off, 2009 Jaguar XK is newer by 41 year(s). Which means there will be less support and parts availability for 1968 Riley 4. In addition, the cost of maintenance, including insurance, on 1968 Riley 4 would be higher. At 4,195 cc (8 cylinders), 2009 Jaguar XK is equipped with a bigger engine. In terms of performance, 2009 Jaguar XK (410 HP) has 343 more horse power than 1968 Riley 4. (67 HP). In normal driving conditions, 2009 Jaguar XK should accelerate faster than 1968 Riley 4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Jaguar XK weights approximately 472 kg more than 1968 Riley 4. 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, 2009 Jaguar XK (560 Nm @ 4000 RPM) has 439 more torque (in Nm) than 1968 Riley 4. (121 Nm @ 2500 RPM). This means 2009 Jaguar XK will have an easier job in driving up hills or pulling heavy equipment than 1968 Riley 4.
Compare all specifications:
| 2009 Jaguar XK | 1968 Riley 4 | |
| Make | Jaguar | Riley |
| Model | XK | 4 |
| Year Released | 2009 | 1968 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4195 cc | 1622 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 410 HP | 67 HP |
| Torque | 560 Nm | 121 Nm |
| Torque RPM | 4000 RPM | 2500 RPM |
| Engine Bore Size | 86 mm | 76.2 mm |
| Engine Stroke Size | 90.3 mm | 88.9 mm |
| Engine Compression Ratio | 11.0:1 | 8.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1620 kg | 1148 kg |
| Vehicle Length | 4800 mm | 4540 mm |
| Vehicle Width | 1340 mm | 1620 mm |
| Vehicle Height | 1900 mm | 1530 mm |
| Wheelbase Size | 2760 mm | 2530 mm |
| Fuel Tank Capacity | 71 L | 45 L |
