1959 Jaguar XK vs. 1966 Jaguar 420G
To start off, 1966 Jaguar 420G is newer by 7 year(s). Which means there will be less support and parts availability for 1959 Jaguar XK. In addition, the cost of maintenance, including insurance, on 1959 Jaguar XK would be higher. At 4,235 cc (6 cylinders), 1966 Jaguar 420G is equipped with a bigger engine. In terms of performance, 1966 Jaguar 420G (255 HP @ 5400 RPM) has 4 more horse power than 1959 Jaguar XK. (251 HP @ 5500 RPM) In normal driving conditions, 1966 Jaguar 420G should accelerate faster than 1959 Jaguar XK. With that said, vehicle weight also plays an important factor in acceleration. 1966 Jaguar 420G weights approximately 305 kg more than 1959 Jaguar XK. 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, 1966 Jaguar 420G (373 Nm @ 4000 RPM) has 48 more torque (in Nm) than 1959 Jaguar XK. (325 Nm @ 4500 RPM). This means 1966 Jaguar 420G will have an easier job in driving up hills or pulling heavy equipment than 1959 Jaguar XK.
Compare all specifications:
| 1959 Jaguar XK | 1966 Jaguar 420G | |
| Make | Jaguar | Jaguar |
| Model | XK | 420G |
| Year Released | 1959 | 1966 |
| Engine Position | Front | Front |
| Engine Size | 3442 cc | 4235 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 251 HP | 255 HP |
| Engine RPM | 5500 RPM | 5400 RPM |
| Torque | 325 Nm | 373 Nm |
| Torque RPM | 4500 RPM | 4000 RPM |
| Engine Bore Size | 83 mm | 92.1 mm |
| Engine Stroke Size | 106 mm | 106 mm |
| Engine Compression Ratio | 9.0:1 | 8.0:1 |
| Top Speed | 212 km/hour | 198 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1473 kg | 1778 kg |
| Vehicle Length | 4500 mm | 5140 mm |
| Vehicle Width | 1640 mm | 1910 mm |
| Vehicle Height | 1400 mm | 1390 mm |
| Wheelbase Size | 2600 mm | 3050 mm |
