1973 Innocenti J4 vs. 2005 Seat Leon
To start off, 2005 Seat Leon is newer by 32 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 1,895 cc (4 cylinders), 2005 Seat Leon is equipped with a bigger engine. In terms of performance, 2005 Seat Leon (154 HP @ 4000 RPM) has 98 more horse power than 1973 Innocenti J4. (56 HP @ 5500 RPM) In normal driving conditions, 2005 Seat Leon should accelerate faster than 1973 Innocenti J4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Seat Leon weights approximately 496 kg more than 1973 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, 2005 Seat Leon (320 Nm @ 1900 RPM) has 237 more torque (in Nm) than 1973 Innocenti J4. (83 Nm @ 2500 RPM). This means 2005 Seat Leon will have an easier job in driving up hills or pulling heavy equipment than 1973 Innocenti J4.
Compare all specifications:
| 1973 Innocenti J4 | 2005 Seat Leon | |
| Make | Innocenti | Seat |
| Model | J4 | Leon |
| Year Released | 1973 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1097 cc | 1895 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 56 HP | 154 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 83 Nm | 320 Nm |
| Torque RPM | 2500 RPM | 1900 RPM |
| Engine Bore Size | 64.6 mm | 79.5 mm |
| Engine Stroke Size | 83.7 mm | 95.5 mm |
| Engine Compression Ratio | 21.5:1 | 18.5:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 880 kg | 1376 kg |
| Vehicle Length | 3720 mm | 4190 mm |
| Vehicle Width | 1540 mm | 1750 mm |
| Vehicle Height | 1380 mm | 1450 mm |
| Wheelbase Size | 2380 mm | 2520 mm |
