1957 Armstrong Siddeley Sapphire vs. 2007 Porsche Cayenne
To start off, 2007 Porsche Cayenne is newer by 50 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 3,189 cc, 2007 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2007 Porsche Cayenne (247 HP @ 6000 RPM) has 162 more horse power than 1957 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 2007 Porsche Cayenne should accelerate faster than 1957 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 2007 Porsche Cayenne weights approximately 995 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.
Because 2007 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 1957 Armstrong Siddeley Sapphire. In wet, icy, snow, or gravel driving conditions, 2007 Porsche Cayenne will offer significantly more control. 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, 2007 Porsche Cayenne (310 Nm @ 5500 RPM) has 149 more torque (in Nm) than 1957 Armstrong Siddeley Sapphire. (161 Nm @ 1750 RPM). This means 2007 Porsche Cayenne 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 | 2007 Porsche Cayenne | |
| Make | Armstrong Siddeley | Porsche |
| Model | Sapphire | Cayenne |
| Year Released | 1957 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 3189 cc |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 85 HP | 247 HP |
| Engine RPM | 4400 RPM | 6000 RPM |
| Torque | 161 Nm | 310 Nm |
| Torque RPM | 1750 RPM | 5500 RPM |
| Engine Bore Size | 70 mm | 84 mm |
| Engine Stroke Size | 100 mm | 95.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1360 kg | 2355 kg |
| Vehicle Length | 4580 mm | 4790 mm |
| Vehicle Width | 1750 mm | 1710 mm |
| Vehicle Height | 1570 mm | 1930 mm |
| Wheelbase Size | 2900 mm | 2860 mm |
| Fuel Tank Capacity | 72 L | 100 L |
