1958 Armstrong Siddeley Star Sapphire vs. 1945 Jeep CJ2
To start off, 1958 Armstrong Siddeley Star Sapphire is newer by 13 year(s). Which means there will be less support and parts availability for 1945 Jeep CJ2. In addition, the cost of maintenance, including insurance, on 1945 Jeep CJ2 would be higher. At 3,990 cc (6 cylinders), 1958 Armstrong Siddeley Star Sapphire is equipped with a bigger engine. In terms of performance, 1958 Armstrong Siddeley Star Sapphire (145 HP @ 4250 RPM) has 86 more horse power than 1945 Jeep CJ2. (59 HP @ 3600 RPM). In normal driving conditions, 1958 Armstrong Siddeley Star Sapphire should accelerate faster than 1945 Jeep CJ2. With that said, vehicle weight also plays an important factor in acceleration. 1958 Armstrong Siddeley Star Sapphire weights approximately 668 kg more than 1945 Jeep CJ2. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1945 Jeep CJ2 is four wheel drive (4WD), it will have significant more traction and grip than 1958 Armstrong Siddeley Star Sapphire. In wet, icy, snow, or gravel driving conditions, 1945 Jeep CJ2 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, 1958 Armstrong Siddeley Star Sapphire (312 Nm @ 2000 RPM) has 166 more torque (in Nm) than 1945 Jeep CJ2. (146 Nm @ 3600 RPM). This means 1958 Armstrong Siddeley Star Sapphire will have an easier job in driving up hills or pulling heavy equipment than 1945 Jeep CJ2. 1958 Armstrong Siddeley Star Sapphire has automatic transmission and 1945 Jeep CJ2 has manual transmission. 1945 Jeep CJ2 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1958 Armstrong Siddeley Star Sapphire will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1958 Armstrong Siddeley Star Sapphire | 1945 Jeep CJ2 | |
| Make | Armstrong Siddeley | Jeep |
| Model | Star Sapphire | CJ2 |
| Year Released | 1958 | 1945 |
| Engine Position | Front | Front |
| Engine Size | 3990 cc | 2199 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 145 HP | 59 HP |
| Engine RPM | 4250 RPM | 3600 RPM |
| Torque | 312 Nm | 146 Nm |
| Torque RPM | 2000 RPM | 3600 RPM |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Vehicle Weight | 1778 kg | 1110 kg |
| Vehicle Length | 4940 mm | 3130 mm |
| Vehicle Width | 1890 mm | 1460 mm |
| Vehicle Height | 1580 mm | 1630 mm |
| Wheelbase Size | 2900 mm | 2040 mm |
