1985 Jeep CJ vs. 1957 Riley 1.5
To start off, 1985 Jeep CJ is newer by 28 year(s). Which means there will be less support and parts availability for 1957 Riley 1.5. In addition, the cost of maintenance, including insurance, on 1957 Riley 1.5 would be higher. At 1,995 cc (4 cylinders), 1985 Jeep CJ is equipped with a bigger engine. In terms of performance, 1985 Jeep CJ (85 HP @ 5000 RPM) has 22 more horse power than 1957 Riley 1.5. (63 HP @ 5000 RPM). In normal driving conditions, 1985 Jeep CJ should accelerate faster than 1957 Riley 1.5. With that said, vehicle weight also plays an important factor in acceleration. 1985 Jeep CJ weights approximately 361 kg more than 1957 Riley 1.5. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1985 Jeep CJ is four wheel drive (4WD), it will have significant more traction and grip than 1957 Riley 1.5. In wet, icy, snow, or gravel driving conditions, 1985 Jeep CJ will offer significantly more control. 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, 1985 Jeep CJ (150 Nm @ 2750 RPM) has 38 more torque (in Nm) than 1957 Riley 1.5. (112 Nm @ 2500 RPM). This means 1985 Jeep CJ will have an easier job in driving up hills or pulling heavy equipment than 1957 Riley 1.5.
Compare all specifications:
| 1985 Jeep CJ | 1957 Riley 1.5 | |
| Make | Jeep | Riley |
| Model | CJ | 1.5 |
| Year Released | 1985 | 1957 |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 1489 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 63 HP |
| Engine RPM | 5000 RPM | 5000 RPM |
| Torque | 150 Nm | 112 Nm |
| Torque RPM | 2750 RPM | 2500 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1296 kg | 935 kg |
| Vehicle Length | 3900 mm | 3890 mm |
| Vehicle Width | 1670 mm | 1560 mm |
| Vehicle Height | 1840 mm | 1510 mm |
| Wheelbase Size | 2380 mm | 2190 mm |
