1955 Armstrong Siddeley Sapphire vs. 1958 Subaru K 111
To start off, 1958 Subaru K 111 is newer by 3 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 3,435 cc (6 cylinders), 1955 Armstrong Siddeley Sapphire is equipped with a bigger engine. In terms of performance, 1955 Armstrong Siddeley Sapphire (125 HP @ 4700 RPM) has 109 more horse power than 1958 Subaru K 111. (16 HP @ 4500 RPM). In normal driving conditions, 1955 Armstrong Siddeley Sapphire should accelerate faster than 1958 Subaru K 111. With that said, vehicle weight also plays an important factor in acceleration. 1955 Armstrong Siddeley Sapphire weights approximately 1445 kg more than 1958 Subaru K 111. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1955 Armstrong Siddeley Sapphire | 1958 Subaru K 111 | |
| Make | Armstrong Siddeley | Subaru |
| Model | Sapphire | K 111 |
| Year Released | 1955 | 1958 |
| Engine Position | Front | Rear |
| Engine Size | 3435 cc | 356 cc |
| Engine Cylinders | 6 cylinders | 2 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 125 HP | 16 HP |
| Engine RPM | 4700 RPM | 4500 RPM |
| Number of Seats | 7 seats | 4 seats |
| Vehicle Weight | 1830 kg | 385 kg |
| Vehicle Length | 5390 mm | 3000 mm |
| Vehicle Width | 1840 mm | 1310 mm |
| Vehicle Height | 1680 mm | 1390 mm |
| Wheelbase Size | 3380 mm | 1810 mm |
