1957 Armstrong Siddeley Sapphire vs. 1994 Porsche 928
To start off, 1994 Porsche 928 is newer by 37 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 4,664 cc (8 cylinders), 1994 Porsche 928 is equipped with a bigger engine. In terms of performance, 1994 Porsche 928 (306 HP @ 5900 RPM) has 221 more horse power than 1957 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 1994 Porsche 928 should accelerate faster than 1957 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 1994 Porsche 928 weights approximately 170 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.
Let's talk about torque, 1994 Porsche 928 (409 Nm @ 4100 RPM) has 248 more torque (in Nm) than 1957 Armstrong Siddeley Sapphire. (161 Nm @ 1750 RPM). This means 1994 Porsche 928 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 | 1994 Porsche 928 | |
| Make | Armstrong Siddeley | Porsche |
| Model | Sapphire | 928 |
| Year Released | 1957 | 1994 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 4664 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 306 HP |
| Engine RPM | 4400 RPM | 5900 RPM |
| Torque | 161 Nm | 409 Nm |
| Torque RPM | 1750 RPM | 4100 RPM |
| Engine Bore Size | 70 mm | 97 mm |
| Engine Stroke Size | 100 mm | 78.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1360 kg | 1530 kg |
| Vehicle Length | 4580 mm | 4450 mm |
| Vehicle Width | 1750 mm | 1840 mm |
| Vehicle Height | 1570 mm | 1290 mm |
| Wheelbase Size | 2900 mm | 2510 mm |
| Fuel Tank Capacity | 72 L | 76 L |
