1956 Armstrong Siddeley Sapphire vs. 1967 Ford 12 M
To start off, 1967 Ford 12 M is newer by 11 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 2,307 cc (6 cylinders), 1956 Armstrong Siddeley Sapphire is equipped with a bigger engine. In terms of performance, 1956 Armstrong Siddeley Sapphire (85 HP @ 4400 RPM) has 41 more horse power than 1967 Ford 12 M. (44 HP @ 4500 RPM). In normal driving conditions, 1956 Armstrong Siddeley Sapphire should accelerate faster than 1967 Ford 12 M. With that said, vehicle weight also plays an important factor in acceleration. 1956 Armstrong Siddeley Sapphire weights approximately 508 kg more than 1967 Ford 12 M. 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, 1956 Armstrong Siddeley Sapphire (160 Nm @ 1750 RPM) has 80 more torque (in Nm) than 1967 Ford 12 M. (80 Nm @ 2400 RPM). This means 1956 Armstrong Siddeley Sapphire will have an easier job in driving up hills or pulling heavy equipment than 1967 Ford 12 M.
Compare all specifications:
| 1956 Armstrong Siddeley Sapphire | 1967 Ford 12 M | |
| Make | Armstrong Siddeley | Ford |
| Model | Sapphire | 12 M |
| Year Released | 1956 | 1967 |
| Engine Position | Front | Front |
| Engine Size | 2307 cc | 1183 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 44 HP |
| Engine RPM | 4400 RPM | 4500 RPM |
| Torque | 160 Nm | 80 Nm |
| Torque RPM | 1750 RPM | 2400 RPM |
| Engine Compression Ratio | 7.5:1 | 8.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1360 kg | 852 kg |
| Vehicle Length | 4580 mm | 4320 mm |
| Vehicle Width | 1730 mm | 1610 mm |
| Vehicle Height | 1570 mm | 1410 mm |
| Wheelbase Size | 2900 mm | 2530 mm |
