1952 Allard J2R vs. 1966 Riley 4
To start off, 1966 Riley 4 is newer by 14 year(s). Which means there will be less support and parts availability for 1952 Allard J2R. In addition, the cost of maintenance, including insurance, on 1952 Allard J2R would be higher. At 5,415 cc (8 cylinders), 1952 Allard J2R is equipped with a bigger engine. In terms of performance, 1952 Allard J2R (251 HP) has 184 more horse power than 1966 Riley 4. (67 HP). In normal driving conditions, 1952 Allard J2R should accelerate faster than 1966 Riley 4. With that said, vehicle weight also plays an important factor in acceleration. 1966 Riley 4 weights approximately 150 kg more than 1952 Allard J2R.
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, 1952 Allard J2R (508 Nm @ 2800 RPM) has 386 more torque (in Nm) than 1966 Riley 4. (122 Nm @ 2500 RPM). This means 1952 Allard J2R will have an easier job in driving up hills or pulling heavy equipment than 1966 Riley 4.
Compare all specifications:
| 1952 Allard J2R | 1966 Riley 4 | |
| Make | Allard | Riley |
| Model | J2R | 4 |
| Year Released | 1952 | 1966 |
| Engine Position | Front | Front |
| Engine Size | 5415 cc | 1622 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 251 HP | 67 HP |
| Torque | 508 Nm | 122 Nm |
| Torque RPM | 2800 RPM | 2500 RPM |
| Engine Bore Size | 96.8 mm | 76.2 mm |
| Engine Stroke Size | 92 mm | 88.9 mm |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 998 kg | 1148 kg |
| Vehicle Length | 3820 mm | 4540 mm |
| Vehicle Width | 1510 mm | 1620 mm |
| Vehicle Height | 880 mm | 1530 mm |
| Wheelbase Size | 2440 mm | 2530 mm |
| Fuel Tank Capacity | 38 L | 45 L |
