1957 Armstrong Siddeley Sapphire vs. 2012 Opel Antara
To start off, 2012 Opel Antara is newer by 55 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 2,309 cc (6 cylinders), 1957 Armstrong Siddeley Sapphire is equipped with a bigger engine. In terms of performance, 2012 Opel Antara (148 HP @ 4000 RPM) has 63 more horse power than 1957 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 2012 Opel Antara should accelerate faster than 1957 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 2012 Opel Antara weights approximately 495 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 2012 Opel Antara 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, 2012 Opel Antara 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, 2012 Opel Antara (320 Nm @ 2000 RPM) has 159 more torque (in Nm) than 1957 Armstrong Siddeley Sapphire. (161 Nm @ 1750 RPM). This means 2012 Opel Antara 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 | 2012 Opel Antara | |
| Make | Armstrong Siddeley | Opel |
| Model | Sapphire | Antara |
| Year Released | 1957 | 2012 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 1990 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 85 HP | 148 HP |
| Engine RPM | 4400 RPM | 4000 RPM |
| Torque | 161 Nm | 320 Nm |
| Torque RPM | 1750 RPM | 2000 RPM |
| Engine Bore Size | 70 mm | 83 mm |
| Engine Stroke Size | 100 mm | 92 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1360 kg | 1855 kg |
| Vehicle Length | 4580 mm | 4580 mm |
| Vehicle Width | 1750 mm | 1860 mm |
| Vehicle Height | 1570 mm | 1710 mm |
| Wheelbase Size | 2900 mm | 2710 mm |
| Fuel Tank Capacity | 72 L | 65 L |
