1966 Innocenti IM 3 vs. 1975 Opel Kadett
To start off, 1975 Opel Kadett is newer by 9 year(s). Which means there will be less support and parts availability for 1966 Innocenti IM 3. In addition, the cost of maintenance, including insurance, on 1966 Innocenti IM 3 would be higher. At 1,897 cc (4 cylinders), 1975 Opel Kadett is equipped with a bigger engine. In terms of performance, 1975 Opel Kadett (98 HP @ 5200 RPM) has 42 more horse power than 1966 Innocenti IM 3. (56 HP @ 5500 RPM) In normal driving conditions, 1975 Opel Kadett should accelerate faster than 1966 Innocenti IM 3. With that said, vehicle weight also plays an important factor in acceleration. 1966 Innocenti IM 3 weights approximately 60 kg more than 1975 Opel Kadett.
Because 1975 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 1975 Opel Kadett. However, in wet, icy, snow, or gravel driving conditions, 1966 Innocenti IM 3, 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, 1975 Opel Kadett (148 Nm @ 3400 RPM) has 65 more torque (in Nm) than 1966 Innocenti IM 3. (83 Nm @ 2500 RPM). This means 1975 Opel Kadett will have an easier job in driving up hills or pulling heavy equipment than 1966 Innocenti IM 3.
Compare all specifications:
| 1966 Innocenti IM 3 | 1975 Opel Kadett | |
| Make | Innocenti | Opel |
| Model | IM 3 | Kadett |
| Year Released | 1966 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 1098 cc | 1897 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 56 HP | 98 HP |
| Engine RPM | 5500 RPM | 5200 RPM |
| Torque | 83 Nm | 148 Nm |
| Torque RPM | 2500 RPM | 3400 RPM |
| Engine Compression Ratio | 9.0:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 890 kg | 830 kg |
| Vehicle Length | 3760 mm | 4130 mm |
| Vehicle Width | 1570 mm | 1590 mm |
| Vehicle Height | 1380 mm | 1290 mm |
| Wheelbase Size | 2380 mm | 2520 mm |
