1956 Armstrong Siddeley Sapphire vs. 1971 Opel Kadett
To start off, 1971 Opel Kadett is newer by 15 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, 1956 Armstrong Siddeley Sapphire (85 HP @ 4400 RPM) has 41 more horse power than 1971 Opel Kadett. (44 HP @ 5000 RPM). In normal driving conditions, 1956 Armstrong Siddeley Sapphire should accelerate faster than 1971 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 1956 Armstrong Siddeley Sapphire weights approximately 605 kg more than 1971 Opel Kadett. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1956 Armstrong Siddeley Sapphire (160 Nm @ 1750 RPM) has 86 more torque (in Nm) than 1971 Opel Kadett. (74 Nm @ 2800 RPM). This means 1956 Armstrong Siddeley Sapphire will have an easier job in driving up hills or pulling heavy equipment than 1971 Opel Kadett.
Compare all specifications:
| 1956 Armstrong Siddeley Sapphire | 1971 Opel Kadett | |
| Make | Armstrong Siddeley | Opel |
| Model | Sapphire | Kadett |
| Year Released | 1956 | 1971 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2307 cc | 1077 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 44 HP |
| Engine RPM | 4400 RPM | 5000 RPM |
| Torque | 160 Nm | 74 Nm |
| Torque RPM | 1750 RPM | 2800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1360 kg | 755 kg |
| Vehicle Length | 4580 mm | 4190 mm |
| Vehicle Width | 1730 mm | 1590 mm |
| Vehicle Height | 1570 mm | 1420 mm |
| Wheelbase Size | 2900 mm | 2430 mm |
