1950 Ford Zephyr vs. 1991 Ford Sierra
To start off, 1991 Ford Sierra is newer by 41 year(s). Which means there will be less support and parts availability for 1950 Ford Zephyr. In addition, the cost of maintenance, including insurance, on 1950 Ford Zephyr would be higher. At 2,262 cc (6 cylinders), 1950 Ford Zephyr is equipped with a bigger engine. In terms of performance, 1991 Ford Sierra (75 HP @ 4500 RPM) has 18 more horse power than 1950 Ford Zephyr. (57 HP @ 4000 RPM) In normal driving conditions, 1991 Ford Sierra should accelerate faster than 1950 Ford Zephyr.
Let's talk about torque, 1991 Ford Sierra (152 Nm @ 2200 RPM) has 1 more torque (in Nm) than 1950 Ford Zephyr. (151 Nm @ 2000 RPM). This means 1991 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 1950 Ford Zephyr.
Compare all specifications:
| 1950 Ford Zephyr | 1991 Ford Sierra | |
| Make | Ford | Ford |
| Model | Zephyr | Sierra |
| Year Released | 1950 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2262 cc | 1751 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 57 HP | 75 HP |
| Engine RPM | 4000 RPM | 4500 RPM |
| Torque | 151 Nm | 152 Nm |
| Torque RPM | 2000 RPM | 2200 RPM |
| Engine Bore Size | 79.4 mm | 82.5 mm |
| Engine Stroke Size | 76.2 mm | 82 mm |
| Engine Compression Ratio | 6.8:1 | 21.5:1 |
| Fuel Type | Gasoline | Diesel |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1145 kg | 1145 kg |
| Vehicle Length | 4370 mm | 4430 mm |
| Vehicle Width | 1630 mm | 1700 mm |
| Vehicle Height | 1550 mm | 1370 mm |
| Wheelbase Size | 2650 mm | 2620 mm |
| Fuel Tank Capacity | 40 L | 60 L |
