1975 Alfa Romeo Alfetta vs. 1973 Opel Kadett
To start off, 1975 Alfa Romeo Alfetta is newer by 2 year(s). Which means there will be less support and parts availability for 1973 Opel Kadett. In addition, the cost of maintenance, including insurance, on 1973 Opel Kadett would be higher. At 1,570 cc (4 cylinders), 1975 Alfa Romeo Alfetta is equipped with a bigger engine. In terms of performance, 1975 Alfa Romeo Alfetta (108 HP @ 5600 RPM) has 61 more horse power than 1973 Opel Kadett. (47 HP @ 5600 RPM). In normal driving conditions, 1975 Alfa Romeo Alfetta should accelerate faster than 1973 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 1975 Alfa Romeo Alfetta weights approximately 258 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.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 1975 Alfa Romeo Alfetta (142 Nm) has 71 more torque (in Nm) than 1973 Opel Kadett. (71 Nm). This means 1975 Alfa Romeo Alfetta will have an easier job in driving up hills or pulling heavy equipment than 1973 Opel Kadett.
Compare all specifications:
| 1975 Alfa Romeo Alfetta | 1973 Opel Kadett | |
| Make | Alfa Romeo | Opel |
| Model | Alfetta | Kadett |
| Year Released | 1975 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 1570 cc | 993 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 108 HP | 47 HP |
| Engine RPM | 5600 RPM | 5600 RPM |
| Torque | 142 Nm | 71 Nm |
| Engine Bore Size | 78 mm | 72 mm |
| Engine Stroke Size | 82 mm | 61 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1080 kg | 822 kg |
| Vehicle Length | 4290 mm | 3900 mm |
| Vehicle Width | 1620 mm | 1590 mm |
| Vehicle Height | 1440 mm | 1320 mm |
| Wheelbase Size | 2520 mm | 2670 mm |
| Fuel Tank Capacity | 49 L | 43 L |
