1973 Fiat 128 vs. 1989 Ford Sierra
To start off, 1989 Ford Sierra is newer by 16 year(s). Which means there will be less support and parts availability for 1973 Fiat 128. In addition, the cost of maintenance, including insurance, on 1973 Fiat 128 would be higher. At 2,933 cc (6 cylinders), 1989 Ford Sierra is equipped with a bigger engine. In terms of performance, 1989 Ford Sierra (148 HP @ 5700 RPM) has 85 more horse power than 1973 Fiat 128. (63 HP @ 6000 RPM) In normal driving conditions, 1989 Ford Sierra should accelerate faster than 1973 Fiat 128. With that said, vehicle weight also plays an important factor in acceleration. 1989 Ford Sierra weights approximately 475 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, 1989 Ford Sierra (238 Nm @ 3000 RPM) has 155 more torque (in Nm) than 1973 Fiat 128. (83 Nm @ 4400 RPM). This means 1989 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 1973 Fiat 128.
Compare all specifications:
| 1973 Fiat 128 | 1989 Ford Sierra | |
| Make | Fiat | Ford |
| Model | 128 | Sierra |
| Year Released | 1973 | 1989 |
| Engine Position | Front | Front |
| Engine Size | 1116 cc | 2933 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 63 HP | 148 HP |
| Engine RPM | 6000 RPM | 5700 RPM |
| Torque | 83 Nm | 238 Nm |
| Torque RPM | 4400 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 820 kg | 1295 kg |
| Vehicle Length | 3820 mm | 4430 mm |
| Vehicle Width | 1570 mm | 1700 mm |
| Vehicle Height | 1320 mm | 1370 mm |
| Wheelbase Size | 2230 mm | 2610 mm |
| Fuel Tank Capacity | 50 L | 55 L |
