1966 Jaguar MK X vs. 1968 Plymouth GTX
To start off, 1968 Plymouth GTX is newer by 2 year(s). Which means there will be less support and parts availability for 1966 Jaguar MK X. In addition, the cost of maintenance, including insurance, on 1966 Jaguar MK X would be higher. At 7,206 cc (8 cylinders), 1968 Plymouth GTX is equipped with a bigger engine. In terms of performance, 1968 Plymouth GTX (375 HP @ 4600 RPM) has 123 more horse power than 1966 Jaguar MK X. (252 HP @ 5200 RPM) In normal driving conditions, 1968 Plymouth GTX should accelerate faster than 1966 Jaguar MK X. With that said, vehicle weight also plays an important factor in acceleration. 1966 Jaguar MK X weights approximately 299 kg more than 1968 Plymouth GTX.
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, 1968 Plymouth GTX (651 Nm @ 3200 RPM) has 291 more torque (in Nm) than 1966 Jaguar MK X. (360 Nm @ 4000 RPM). This means 1968 Plymouth GTX will have an easier job in driving up hills or pulling heavy equipment than 1966 Jaguar MK X.
Compare all specifications:
| 1966 Jaguar MK X | 1968 Plymouth GTX | |
| Make | Jaguar | Plymouth |
| Model | MK X | GTX |
| Year Released | 1966 | 1968 |
| Engine Position | Front | Front |
| Engine Size | 3781 cc | 7206 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 252 HP | 375 HP |
| Engine RPM | 5200 RPM | 4600 RPM |
| Torque | 360 Nm | 651 Nm |
| Torque RPM | 4000 RPM | 3200 RPM |
| Engine Bore Size | 87 mm | 109.7 mm |
| Engine Stroke Size | 106 mm | 95.3 mm |
| Engine Compression Ratio | 9.0:1 | 10.1:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1896 kg | 1597 kg |
| Vehicle Length | 5130 mm | 5160 mm |
| Vehicle Width | 1930 mm | 1950 mm |
| Vehicle Height | 1390 mm | 1340 mm |
| Wheelbase Size | 2900 mm | 2950 mm |
| Fuel Tank Capacity | 63 L | 72 L |
