1955 Armstrong Siddeley Sapphire vs. 2004 Porsche 911
To start off, 2004 Porsche 911 is newer by 49 year(s). Which means there will be less support and parts availability for 1955 Armstrong Siddeley Sapphire. In addition, the cost of maintenance, including insurance, on 1955 Armstrong Siddeley Sapphire would be higher. At 3,605 cc (6 cylinders), 2004 Porsche 911 is equipped with a bigger engine. In terms of performance, 2004 Porsche 911 (477 HP @ 8000 RPM) has 392 more horse power than 1955 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 2004 Porsche 911 should accelerate faster than 1955 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 2004 Porsche 911 weights approximately 20 kg more than 1955 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, 2004 Porsche 911 (641 Nm) has 481 more torque (in Nm) than 1955 Armstrong Siddeley Sapphire. (160 Nm). This means 2004 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1955 Armstrong Siddeley Sapphire.
Compare all specifications:
| 1955 Armstrong Siddeley Sapphire | 2004 Porsche 911 | |
| Make | Armstrong Siddeley | Porsche |
| Model | Sapphire | 911 |
| Year Released | 1955 | 2004 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2309 cc | 3605 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 85 HP | 477 HP |
| Engine RPM | 4400 RPM | 8000 RPM |
| Torque | 160 Nm | 641 Nm |
| Engine Bore Size | 70 mm | 100 mm |
| Engine Stroke Size | 100 mm | 76 mm |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1360 kg | 1380 kg |
| Vehicle Length | 4580 mm | 4450 mm |
| Vehicle Width | 1730 mm | 1840 mm |
| Vehicle Height | 1570 mm | 1280 mm |
| Wheelbase Size | 2900 mm | 2360 mm |
