1994 Alfa Romeo 155 vs. 1956 Armstrong Siddeley Sapphire
To start off, 1994 Alfa Romeo 155 is newer by 38 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 2,499 cc (6 cylinders), 1994 Alfa Romeo 155 is equipped with a bigger engine. In terms of performance, 1994 Alfa Romeo 155 (494 HP @ 11700 RPM) has 409 more horse power than 1956 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM). In normal driving conditions, 1994 Alfa Romeo 155 should accelerate faster than 1956 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 1956 Armstrong Siddeley Sapphire weights approximately 320 kg more than 1994 Alfa Romeo 155.
Let's talk about torque, 1994 Alfa Romeo 155 (300 Nm @ 9500 RPM) has 140 more torque (in Nm) than 1956 Armstrong Siddeley Sapphire. (160 Nm @ 1750 RPM). This means 1994 Alfa Romeo 155 will have an easier job in driving up hills or pulling heavy equipment than 1956 Armstrong Siddeley Sapphire.
Compare all specifications:
| 1994 Alfa Romeo 155 | 1956 Armstrong Siddeley Sapphire | |
| Make | Alfa Romeo | Armstrong Siddeley |
| Model | 155 | Sapphire |
| Year Released | 1994 | 1956 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2499 cc | 2307 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 494 HP | 85 HP |
| Engine RPM | 11700 RPM | 4400 RPM |
| Torque | 300 Nm | 160 Nm |
| Torque RPM | 9500 RPM | 1750 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1040 kg | 1360 kg |
