1997 Alfa Romeo 156 vs. 1970 Innocenti J4
To start off, 1997 Alfa Romeo 156 is newer by 27 year(s). Which means there will be less support and parts availability for 1970 Innocenti J4. In addition, the cost of maintenance, including insurance, on 1970 Innocenti J4 would be higher. At 1,747 cc (4 cylinders), 1997 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 1997 Alfa Romeo 156 (143 HP @ 6500 RPM) has 87 more horse power than 1970 Innocenti J4. (56 HP @ 5500 RPM). In normal driving conditions, 1997 Alfa Romeo 156 should accelerate faster than 1970 Innocenti J4. With that said, vehicle weight also plays an important factor in acceleration. 1997 Alfa Romeo 156 weights approximately 350 kg more than 1970 Innocenti J4. 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, 1997 Alfa Romeo 156 (169 Nm @ 3500 RPM) has 86 more torque (in Nm) than 1970 Innocenti J4. (83 Nm @ 2500 RPM). This means 1997 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1970 Innocenti J4.
Compare all specifications:
| 1997 Alfa Romeo 156 | 1970 Innocenti J4 | |
| Make | Alfa Romeo | Innocenti |
| Model | 156 | J4 |
| Year Released | 1997 | 1970 |
| Engine Position | Front | Front |
| Engine Size | 1747 cc | 1097 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 143 HP | 56 HP |
| Engine RPM | 6500 RPM | 5500 RPM |
| Torque | 169 Nm | 83 Nm |
| Torque RPM | 3500 RPM | 2500 RPM |
| Engine Bore Size | 82 mm | 64.6 mm |
| Engine Stroke Size | 82.7 mm | 83.7 mm |
| Engine Compression Ratio | 10.3:1 | 21.5:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1230 kg | 880 kg |
| Vehicle Length | 4440 mm | 3720 mm |
| Vehicle Width | 1750 mm | 1540 mm |
| Vehicle Height | 1420 mm | 1380 mm |
| Wheelbase Size | 2600 mm | 2380 mm |
