1958 Armstrong Siddeley Star Sapphire vs. 2007 Bentley Arnage
To start off, 2007 Bentley Arnage is newer by 49 year(s). Which means there will be less support and parts availability for 1958 Armstrong Siddeley Star Sapphire. In addition, the cost of maintenance, including insurance, on 1958 Armstrong Siddeley Star Sapphire would be higher. At 6,761 cc (8 cylinders), 2007 Bentley Arnage is equipped with a bigger engine. In terms of performance, 2007 Bentley Arnage (451 HP @ 4100 RPM) has 306 more horse power than 1958 Armstrong Siddeley Star Sapphire. (145 HP @ 4250 RPM) In normal driving conditions, 2007 Bentley Arnage should accelerate faster than 1958 Armstrong Siddeley Star Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 2007 Bentley Arnage weights approximately 807 kg more than 1958 Armstrong Siddeley Star 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, 2007 Bentley Arnage (875 Nm @ 1800 RPM) has 563 more torque (in Nm) than 1958 Armstrong Siddeley Star Sapphire. (312 Nm @ 2000 RPM). This means 2007 Bentley Arnage will have an easier job in driving up hills or pulling heavy equipment than 1958 Armstrong Siddeley Star Sapphire.
Compare all specifications:
| 1958 Armstrong Siddeley Star Sapphire | 2007 Bentley Arnage | |
| Make | Armstrong Siddeley | Bentley |
| Model | Star Sapphire | Arnage |
| Year Released | 1958 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 3990 cc | 6761 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 145 HP | 451 HP |
| Engine RPM | 4250 RPM | 4100 RPM |
| Torque | 312 Nm | 875 Nm |
| Torque RPM | 2000 RPM | 1800 RPM |
| Engine Bore Size | 97.1 mm | 104.1 mm |
| Engine Stroke Size | 90 mm | 99.1 mm |
| Engine Compression Ratio | 7.5:1 | 7.8:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1778 kg | 2585 kg |
| Vehicle Length | 4940 mm | 5400 mm |
| Vehicle Width | 1890 mm | 1940 mm |
| Vehicle Height | 1580 mm | 1520 mm |
| Wheelbase Size | 2900 mm | 3120 mm |
| Fuel Tank Capacity | 72 L | 96 L |
