1983 Opel Kadett vs. 1978 Renault 4
To start off, 1983 Opel Kadett is newer by 5 year(s). Which means there will be less support and parts availability for 1978 Renault 4. In addition, the cost of maintenance, including insurance, on 1978 Renault 4 would be higher. At 1,796 cc (4 cylinders), 1983 Opel Kadett is equipped with a bigger engine. In terms of performance, 1983 Opel Kadett (115 HP @ 5800 RPM) has 81 more horse power than 1978 Renault 4. (34 HP @ 4000 RPM). In normal driving conditions, 1983 Opel Kadett should accelerate faster than 1978 Renault 4. With that said, vehicle weight also plays an important factor in acceleration. 1983 Opel Kadett weights approximately 290 kg more than 1978 Renault 4. 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, 1983 Opel Kadett (150 Nm @ 4800 RPM) has 78 more torque (in Nm) than 1978 Renault 4. (72 Nm @ 2500 RPM). This means 1983 Opel Kadett will have an easier job in driving up hills or pulling heavy equipment than 1978 Renault 4.
Compare all specifications:
| 1983 Opel Kadett | 1978 Renault 4 | |
| Make | Opel | Renault |
| Model | Kadett | 4 |
| Year Released | 1983 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 1796 cc | 1108 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 115 HP | 34 HP |
| Engine RPM | 5800 RPM | 4000 RPM |
| Torque | 150 Nm | 72 Nm |
| Torque RPM | 4800 RPM | 2500 RPM |
| Engine Bore Size | 84.8 mm | 70 mm |
| Engine Stroke Size | 79.5 mm | 72 mm |
| Engine Compression Ratio | 9.5:1 | 9.5:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1005 kg | 715 kg |
| Vehicle Length | 4000 mm | 3670 mm |
| Vehicle Width | 1660 mm | 1490 mm |
| Vehicle Height | 1390 mm | 1560 mm |
| Wheelbase Size | 2530 mm | 2410 mm |
