1957 Armstrong Siddeley Sapphire vs. 1985 Avanti Avanti
To start off, 1985 Avanti Avanti is newer by 28 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 5,002 cc (8 cylinders), 1985 Avanti Avanti is equipped with a bigger engine. In terms of performance, 1985 Avanti Avanti (187 HP @ 4000 RPM) has 102 more horse power than 1957 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 1985 Avanti Avanti should accelerate faster than 1957 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 1985 Avanti Avanti weights approximately 260 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.
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, 1985 Avanti Avanti (325 Nm @ 1600 RPM) has 164 more torque (in Nm) than 1957 Armstrong Siddeley Sapphire. (161 Nm @ 1750 RPM). This means 1985 Avanti Avanti 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 | 1985 Avanti Avanti | |
| Make | Armstrong Siddeley | Avanti |
| Model | Sapphire | Avanti |
| Year Released | 1957 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 5002 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 187 HP |
| Engine RPM | 4400 RPM | 4000 RPM |
| Torque | 161 Nm | 325 Nm |
| Torque RPM | 1750 RPM | 1600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1360 kg | 1620 kg |
| Vehicle Length | 4580 mm | 4910 mm |
| Vehicle Width | 1750 mm | 1800 mm |
| Vehicle Height | 1570 mm | 1380 mm |
| Wheelbase Size | 2900 mm | 2780 mm |
| Fuel Tank Capacity | 72 L | 95 L |
