1973 Fiat 128 vs. 1955 Rover P4
To start off, 1973 Fiat 128 is newer by 18 year(s). Which means there will be less support and parts availability for 1955 Rover P4. In addition, the cost of maintenance, including insurance, on 1955 Rover P4 would be higher. At 2,102 cc (6 cylinders), 1955 Rover P4 is equipped with a bigger engine. In terms of performance, 1955 Rover P4 (74 HP @ 4200 RPM) has 11 more horse power than 1973 Fiat 128. (63 HP @ 6000 RPM) In normal driving conditions, 1955 Rover P4 should accelerate faster than 1973 Fiat 128. With that said, vehicle weight also plays an important factor in acceleration. 1955 Rover P4 weights approximately 570 kg more than 1973 Fiat 128. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1955 Rover P4 (150 Nm) has 67 more torque (in Nm) than 1973 Fiat 128. (83 Nm). This means 1955 Rover P4 will have an easier job in driving up hills or pulling heavy equipment than 1973 Fiat 128.
Compare all specifications:
| 1973 Fiat 128 | 1955 Rover P4 | |
| Make | Fiat | Rover |
| Model | 128 | P4 |
| Year Released | 1973 | 1955 |
| Engine Position | Front | Front |
| Engine Size | 1116 cc | 2102 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 63 HP | 74 HP |
| Engine RPM | 6000 RPM | 4200 RPM |
| Torque | 83 Nm | 150 Nm |
| Engine Bore Size | 80 mm | 65.2 mm |
| Engine Stroke Size | 55.5 mm | 105 mm |
| Engine Compression Ratio | 8.8:1 | 7.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 820 kg | 1390 kg |
| Vehicle Length | 3820 mm | 4590 mm |
| Vehicle Width | 1570 mm | 1670 mm |
| Vehicle Height | 1320 mm | 1620 mm |
| Wheelbase Size | 2230 mm | 2830 mm |
| Fuel Tank Capacity | 50 L | 52 L |
