1956 Armstrong Siddeley Sapphire vs. 1998 Daihatsu Rocky
To start off, 1998 Daihatsu Rocky is newer by 42 year(s). Which means there will be less support and parts availability for 1956 Armstrong Siddeley Sapphire. In addition, the cost of maintenance, including insurance, on 1956 Armstrong Siddeley Sapphire would be higher. At 2,307 cc (6 cylinders), 1956 Armstrong Siddeley Sapphire is equipped with a bigger engine. In terms of performance, 1998 Daihatsu Rocky (90 HP @ 4200 RPM) has 5 more horse power than 1956 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 1998 Daihatsu Rocky should accelerate faster than 1956 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 1998 Daihatsu Rocky weights approximately 20 kg more than 1956 Armstrong Siddeley Sapphire. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1998 Daihatsu Rocky is four wheel drive (4WD), it will have significant more traction and grip than 1956 Armstrong Siddeley Sapphire. In wet, icy, snow, or gravel driving conditions, 1998 Daihatsu Rocky 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, 1998 Daihatsu Rocky (182 Nm @ 2500 RPM) has 22 more torque (in Nm) than 1956 Armstrong Siddeley Sapphire. (160 Nm @ 1750 RPM). This means 1998 Daihatsu Rocky will have an easier job in driving up hills or pulling heavy equipment than 1956 Armstrong Siddeley Sapphire.
Compare all specifications:
| 1956 Armstrong Siddeley Sapphire | 1998 Daihatsu Rocky | |
| Make | Armstrong Siddeley | Daihatsu |
| Model | Sapphire | Rocky |
| Year Released | 1956 | 1998 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2307 cc | 2237 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 85 HP | 90 HP |
| Engine RPM | 4400 RPM | 4200 RPM |
| Torque | 160 Nm | 182 Nm |
| Torque RPM | 1750 RPM | 2500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1360 kg | 1380 kg |
| Vehicle Length | 4580 mm | 3850 mm |
| Vehicle Width | 1730 mm | 1700 mm |
| Vehicle Height | 1570 mm | 1860 mm |
| Wheelbase Size | 2900 mm | 2540 mm |
