1956 Armstrong Siddeley Sapphire vs. 1981 Renault 9
To start off, 1981 Renault 9 is newer by 25 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 31 more horse power than 1981 Renault 9. (54 HP @ 4800 RPM). In normal driving conditions, 1956 Armstrong Siddeley Sapphire should accelerate faster than 1981 Renault 9. With that said, vehicle weight also plays an important factor in acceleration. 1956 Armstrong Siddeley Sapphire weights approximately 445 kg more than 1981 Renault 9. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1956 Armstrong Siddeley Sapphire (160 Nm @ 1750 RPM) has 56 more torque (in Nm) than 1981 Renault 9. (104 Nm @ 2250 RPM). This means 1956 Armstrong Siddeley Sapphire will have an easier job in driving up hills or pulling heavy equipment than 1981 Renault 9.
Compare all specifications:
| 1956 Armstrong Siddeley Sapphire | 1981 Renault 9 | |
| Make | Armstrong Siddeley | Renault |
| Model | Sapphire | 9 |
| Year Released | 1956 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 2307 cc | 1595 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 54 HP |
| Engine RPM | 4400 RPM | 4800 RPM |
| Torque | 160 Nm | 104 Nm |
| Torque RPM | 1750 RPM | 2250 RPM |
| Engine Bore Size | 70 mm | 78 mm |
| Engine Stroke Size | 100 mm | 83.5 mm |
| Engine Compression Ratio | 7.5:1 | 22.5:1 |
| Fuel Type | Gasoline | Diesel |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1360 kg | 915 kg |
| Vehicle Length | 4580 mm | 4070 mm |
| Vehicle Width | 1730 mm | 1660 mm |
| Vehicle Height | 1570 mm | 1410 mm |
| Wheelbase Size | 2900 mm | 2490 mm |
