1957 Armstrong Siddeley Sapphire vs. 1986 GMC Jimmy
To start off, 1986 GMC Jimmy is newer by 29 year(s). Which means there will be less support and parts availability for 1957 Armstrong Siddeley Sapphire. In addition, the cost of maintenance, including insurance, on 1957 Armstrong Siddeley Sapphire would be higher. At 4,298 cc (6 cylinders), 1986 GMC Jimmy is equipped with a bigger engine. In terms of performance, 1986 GMC Jimmy (153 HP @ 4000 RPM) has 68 more horse power than 1957 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 1986 GMC Jimmy should accelerate faster than 1957 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 1986 GMC Jimmy weights approximately 480 kg more than 1957 Armstrong Siddeley Sapphire. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1986 GMC Jimmy is four wheel drive (4WD), it will have significant more traction and grip than 1957 Armstrong Siddeley Sapphire. In wet, icy, snow, or gravel driving conditions, 1986 GMC Jimmy 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, 1986 GMC Jimmy (312 Nm @ 2400 RPM) has 151 more torque (in Nm) than 1957 Armstrong Siddeley Sapphire. (161 Nm @ 1750 RPM). This means 1986 GMC Jimmy will have an easier job in driving up hills or pulling heavy equipment than 1957 Armstrong Siddeley Sapphire.
Compare all specifications:
| 1957 Armstrong Siddeley Sapphire | 1986 GMC Jimmy | |
| Make | Armstrong Siddeley | GMC |
| Model | Sapphire | Jimmy |
| Year Released | 1957 | 1986 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 4298 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 153 HP |
| Engine RPM | 4400 RPM | 4000 RPM |
| Torque | 161 Nm | 312 Nm |
| Torque RPM | 1750 RPM | 2400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Vehicle Weight | 1360 kg | 1840 kg |
| Vehicle Length | 4580 mm | 4690 mm |
| Vehicle Width | 1750 mm | 2030 mm |
| Vehicle Height | 1570 mm | 1840 mm |
| Wheelbase Size | 2900 mm | 2720 mm |
