1956 Armstrong Siddeley Sapphire vs. 1991 Opel Frontera
To start off, 1991 Opel Frontera is newer by 35 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, 1991 Opel Frontera (114 HP @ 5200 RPM) has 29 more horse power than 1956 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 1991 Opel Frontera should accelerate faster than 1956 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 1991 Opel Frontera weights approximately 279 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 1991 Opel Frontera 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, 1991 Opel Frontera 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, 1991 Opel Frontera (170 Nm @ 2800 RPM) has 10 more torque (in Nm) than 1956 Armstrong Siddeley Sapphire. (160 Nm @ 1750 RPM). This means 1991 Opel Frontera 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 | 1991 Opel Frontera | |
| Make | Armstrong Siddeley | Opel |
| Model | Sapphire | Frontera |
| Year Released | 1956 | 1991 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2307 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 114 HP |
| Engine RPM | 4400 RPM | 5200 RPM |
| Torque | 160 Nm | 170 Nm |
| Torque RPM | 1750 RPM | 2800 RPM |
| Engine Bore Size | 70 mm | 86 mm |
| Engine Stroke Size | 100 mm | 86 mm |
| Engine Compression Ratio | 7.5:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1360 kg | 1639 kg |
| Vehicle Length | 4580 mm | 4210 mm |
| Vehicle Width | 1730 mm | 1790 mm |
| Vehicle Height | 1570 mm | 1700 mm |
| Wheelbase Size | 2900 mm | 2470 mm |
