1956 Armstrong Siddeley Sapphire vs. 2005 Porsche 911
To start off, 2005 Porsche 911 is newer by 49 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 3,818 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (355 HP @ 6800 RPM) has 270 more horse power than 1956 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 1956 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 140 kg more than 1956 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, 2005 Porsche 911 (385 Nm @ 4600 RPM) has 225 more torque (in Nm) than 1956 Armstrong Siddeley Sapphire. (160 Nm @ 1750 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1956 Armstrong Siddeley Sapphire. 2005 Porsche 911 has automatic transmission and 1956 Armstrong Siddeley Sapphire has manual transmission. 1956 Armstrong Siddeley Sapphire will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Porsche 911 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1956 Armstrong Siddeley Sapphire | 2005 Porsche 911 | |
| Make | Armstrong Siddeley | Porsche |
| Model | Sapphire | 911 |
| Year Released | 1956 | 2005 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2307 cc | 3818 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 85 HP | 355 HP |
| Engine RPM | 4400 RPM | 6800 RPM |
| Torque | 160 Nm | 385 Nm |
| Torque RPM | 1750 RPM | 4600 RPM |
| Engine Bore Size | 70 mm | 99 mm |
| Engine Stroke Size | 100 mm | 83 mm |
| Engine Compression Ratio | 7.5:1 | 11.8:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1360 kg | 1500 kg |
| Vehicle Length | 4580 mm | 4430 mm |
| Vehicle Width | 1730 mm | 1810 mm |
| Vehicle Height | 1570 mm | 1310 mm |
| Wheelbase Size | 2900 mm | 2360 mm |
