1953 Armstrong Siddeley Sapphire vs. 1947 Jeep CJ2A
To start off, 1953 Armstrong Siddeley Sapphire is newer by 6 year(s). Which means there will be less support and parts availability for 1947 Jeep CJ2A. In addition, the cost of maintenance, including insurance, on 1947 Jeep CJ2A would be higher. At 3,435 cc (6 cylinders), 1953 Armstrong Siddeley Sapphire is equipped with a bigger engine. In terms of performance, 1953 Armstrong Siddeley Sapphire (125 HP @ 4400 RPM) has 66 more horse power than 1947 Jeep CJ2A. (59 HP @ 3600 RPM). In normal driving conditions, 1953 Armstrong Siddeley Sapphire should accelerate faster than 1947 Jeep CJ2A. With that said, vehicle weight also plays an important factor in acceleration. 1953 Armstrong Siddeley Sapphire weights approximately 465 kg more than 1947 Jeep CJ2A. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1947 Jeep CJ2A is four wheel drive (4WD), it will have significant more traction and grip than 1953 Armstrong Siddeley Sapphire. In wet, icy, snow, or gravel driving conditions, 1947 Jeep CJ2A 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, 1953 Armstrong Siddeley Sapphire (239 Nm @ 1000 RPM) has 94 more torque (in Nm) than 1947 Jeep CJ2A. (145 Nm @ 3600 RPM). This means 1953 Armstrong Siddeley Sapphire will have an easier job in driving up hills or pulling heavy equipment than 1947 Jeep CJ2A.
Compare all specifications:
| 1953 Armstrong Siddeley Sapphire | 1947 Jeep CJ2A | |
| Make | Armstrong Siddeley | Jeep |
| Model | Sapphire | CJ2A |
| Year Released | 1953 | 1947 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3435 cc | 2199 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 125 HP | 59 HP |
| Engine RPM | 4400 RPM | 3600 RPM |
| Torque | 239 Nm | 145 Nm |
| Torque RPM | 1000 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1575 kg | 1110 kg |
| Vehicle Length | 4910 mm | 3130 mm |
| Vehicle Width | 1840 mm | 1460 mm |
| Vehicle Height | 1610 mm | 1630 mm |
| Wheelbase Size | 2900 mm | 2040 mm |
