1955 Armstrong Siddeley Sapphire vs. 2001 Vector M12
To start off, 2001 Vector M12 is newer by 46 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 5,707 cc (12 cylinders), 2001 Vector M12 is equipped with a bigger engine. In terms of performance, 2001 Vector M12 (484 HP @ 6800 RPM) has 399 more horse power than 1955 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 2001 Vector M12 should accelerate faster than 1955 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 2001 Vector M12 weights approximately 270 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, 2001 Vector M12 (576 Nm @ 5200 RPM) has 416 more torque (in Nm) than 1955 Armstrong Siddeley Sapphire. (160 Nm @ 1750 RPM). This means 2001 Vector M12 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 | 2001 Vector M12 | |
| Make | Armstrong Siddeley | Vector |
| Model | Sapphire | M12 |
| Year Released | 1955 | 2001 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 2309 cc | 5707 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 85 HP | 484 HP |
| Engine RPM | 4400 RPM | 6800 RPM |
| Torque | 160 Nm | 576 Nm |
| Torque RPM | 1750 RPM | 5200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1360 kg | 1630 kg |
| Vehicle Length | 4580 mm | 4790 mm |
| Vehicle Width | 1730 mm | 2030 mm |
| Vehicle Height | 1570 mm | 1140 mm |
| Wheelbase Size | 2900 mm | 2750 mm |
