1973 Fiat 128 vs. 1991 Opel Astra
To start off, 1991 Opel Astra is newer by 18 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 1,700 cc (4 cylinders), 1991 Opel Astra is equipped with a bigger engine. In terms of performance, 1973 Fiat 128 (63 HP @ 6000 RPM) has 7 more horse power than 1991 Opel Astra. (56 HP @ 4600 RPM). In normal driving conditions, 1973 Fiat 128 should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1991 Opel Astra weights approximately 205 kg more than 1973 Fiat 128.
Let's talk about torque, 1991 Opel Astra (105 Nm @ 2400 RPM) has 22 more torque (in Nm) than 1973 Fiat 128. (83 Nm @ 4400 RPM). This means 1991 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1973 Fiat 128.
Compare all specifications:
| 1973 Fiat 128 | 1991 Opel Astra | |
| Make | Fiat | Opel |
| Model | 128 | Astra |
| Year Released | 1973 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1116 cc | 1700 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 63 HP | 56 HP |
| Engine RPM | 6000 RPM | 4600 RPM |
| Torque | 83 Nm | 105 Nm |
| Torque RPM | 4400 RPM | 2400 RPM |
| Engine Bore Size | 80 mm | 82.5 mm |
| Engine Stroke Size | 55.5 mm | 79.5 mm |
| Engine Compression Ratio | 8.8:1 | 23.0:1 |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 820 kg | 1025 kg |
| Vehicle Length | 3820 mm | 4280 mm |
| Vehicle Width | 1570 mm | 1690 mm |
| Vehicle Height | 1320 mm | 1430 mm |
| Wheelbase Size | 2230 mm | 2640 mm |
| Fuel Tank Capacity | 50 L | 75 L |
