1969 Innocenti J4 vs. 1973 Opel Kadett
To start off, 1973 Opel Kadett is newer by 4 year(s). Which means there will be less support and parts availability for 1969 Innocenti J4. In addition, the cost of maintenance, including insurance, on 1969 Innocenti J4 would be higher. At 1,196 cc (4 cylinders), 1973 Opel Kadett is equipped with a bigger engine. In terms of performance, 1969 Innocenti J4 (56 HP @ 5500 RPM) has 5 more horse power than 1973 Opel Kadett. (51 HP @ 5600 RPM). In normal driving conditions, 1969 Innocenti J4 should accelerate faster than 1973 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 1969 Innocenti J4 weights approximately 60 kg more than 1973 Opel Kadett. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1973 Opel Kadett is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1973 Opel Kadett. However, in wet, icy, snow, or gravel driving conditions, 1969 Innocenti J4, being front wheel drive (FWD), will offer much better control with better grip. 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, 1969 Innocenti J4 (82 Nm @ 2000 RPM) has 2 more torque (in Nm) than 1973 Opel Kadett. (80 Nm @ 3400 RPM). This means 1969 Innocenti J4 will have an easier job in driving up hills or pulling heavy equipment than 1973 Opel Kadett.
Compare all specifications:
| 1969 Innocenti J4 | 1973 Opel Kadett | |
| Make | Innocenti | Opel |
| Model | J4 | Kadett |
| Year Released | 1969 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 1098 cc | 1196 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 56 HP | 51 HP |
| Engine RPM | 5500 RPM | 5600 RPM |
| Torque | 82 Nm | 80 Nm |
| Torque RPM | 2000 RPM | 3400 RPM |
| Engine Bore Size | 64.6 mm | 79 mm |
| Engine Stroke Size | 83.7 mm | 61 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 850 kg | 790 kg |
| Vehicle Length | 3720 mm | 4140 mm |
| Vehicle Width | 1540 mm | 1590 mm |
| Vehicle Height | 1380 mm | 1290 mm |
| Wheelbase Size | 2380 mm | 2410 mm |
| Fuel Tank Capacity | 40 L | 43 L |
