1983 Fiat 127 vs. 1973 Innocenti J4
To start off, 1983 Fiat 127 is newer by 10 year(s). Which means there will be less support and parts availability for 1973 Innocenti J4. In addition, the cost of maintenance, including insurance, on 1973 Innocenti J4 would be higher. At 1,097 cc (4 cylinders), 1973 Innocenti J4 is equipped with a bigger engine. In terms of performance, 1973 Innocenti J4 (56 HP @ 5500 RPM) has 7 more horse power than 1983 Fiat 127. (49 HP @ 5600 RPM) In normal driving conditions, 1973 Innocenti J4 should accelerate faster than 1983 Fiat 127. With that said, vehicle weight also plays an important factor in acceleration. 1973 Innocenti J4 weights approximately 50 kg more than 1983 Fiat 127. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1973 Innocenti J4 (83 Nm @ 2500 RPM) has 6 more torque (in Nm) than 1983 Fiat 127. (77 Nm @ 3000 RPM). This means 1973 Innocenti J4 will have an easier job in driving up hills or pulling heavy equipment than 1983 Fiat 127.
Compare all specifications:
| 1983 Fiat 127 | 1973 Innocenti J4 | |
| Make | Fiat | Innocenti |
| Model | 127 | J4 |
| Year Released | 1983 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 1048 cc | 1097 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 49 HP | 56 HP |
| Engine RPM | 5600 RPM | 5500 RPM |
| Torque | 77 Nm | 83 Nm |
| Torque RPM | 3000 RPM | 2500 RPM |
| Engine Bore Size | 67.2 mm | 64.6 mm |
| Engine Stroke Size | 68 mm | 83.7 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Vehicle Weight | 830 kg | 880 kg |
| Vehicle Length | 3930 mm | 3720 mm |
| Vehicle Width | 1550 mm | 1540 mm |
| Vehicle Height | 1430 mm | 1380 mm |
| Wheelbase Size | 2230 mm | 2380 mm |
