1971 Innocenti J4 vs. 2000 Alfa Romeo 146
To start off, 2000 Alfa Romeo 146 is newer by 29 year(s). Which means there will be less support and parts availability for 1971 Innocenti J4. In addition, the cost of maintenance, including insurance, on 1971 Innocenti J4 would be higher. At 1,370 cc (4 cylinders), 2000 Alfa Romeo 146 is equipped with a bigger engine. In terms of performance, 2000 Alfa Romeo 146 (104 HP @ 6300 RPM) has 48 more horse power than 1971 Innocenti J4. (56 HP @ 5500 RPM) In normal driving conditions, 2000 Alfa Romeo 146 should accelerate faster than 1971 Innocenti J4. With that said, vehicle weight also plays an important factor in acceleration. 2000 Alfa Romeo 146 weights approximately 280 kg more than 1971 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, 2000 Alfa Romeo 146 (125 Nm @ 4600 RPM) has 41 more torque (in Nm) than 1971 Innocenti J4. (84 Nm @ 2500 RPM). This means 2000 Alfa Romeo 146 will have an easier job in driving up hills or pulling heavy equipment than 1971 Innocenti J4.
Compare all specifications:
| 1971 Innocenti J4 | 2000 Alfa Romeo 146 | |
| Make | Innocenti | Alfa Romeo |
| Model | J4 | 146 |
| Year Released | 1971 | 2000 |
| Engine Position | Front | Front |
| Engine Size | 1098 cc | 1370 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 56 HP | 104 HP |
| Engine RPM | 5500 RPM | 6300 RPM |
| Torque | 84 Nm | 125 Nm |
| Torque RPM | 2500 RPM | 4600 RPM |
| Engine Bore Size | 64.6 mm | 82 mm |
| Engine Stroke Size | 83.7 mm | 64.9 mm |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 880 kg | 1160 kg |
| Vehicle Length | 3720 mm | 4240 mm |
| Vehicle Width | 1540 mm | 1720 mm |
| Vehicle Height | 1380 mm | 1430 mm |
| Wheelbase Size | 2380 mm | 2550 mm |
