1978 Alfa Romeo Giulietta vs. 1973 Opel Kadett
To start off, 1978 Alfa Romeo Giulietta is newer by 5 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), 1978 Alfa Romeo Giulietta is equipped with a bigger engine. In terms of performance, 1978 Alfa Romeo Giulietta (108 HP @ 5600 RPM) has 57 more horse power than 1973 Opel Kadett. (51 HP @ 5600 RPM). In normal driving conditions, 1978 Alfa Romeo Giulietta should accelerate faster than 1973 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 1978 Alfa Romeo Giulietta weights approximately 276 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, 1978 Alfa Romeo Giulietta (143 Nm @ 4300 RPM) has 63 more torque (in Nm) than 1973 Opel Kadett. (80 Nm @ 3400 RPM). This means 1978 Alfa Romeo Giulietta will have an easier job in driving up hills or pulling heavy equipment than 1973 Opel Kadett.
Compare all specifications:
| 1978 Alfa Romeo Giulietta | 1973 Opel Kadett | |
| Make | Alfa Romeo | Opel |
| Model | Giulietta | Kadett |
| Year Released | 1978 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 1570 cc | 1196 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 108 HP | 51 HP |
| Engine RPM | 5600 RPM | 5600 RPM |
| Torque | 143 Nm | 80 Nm |
| Torque RPM | 4300 RPM | 3400 RPM |
| Engine Bore Size | 78 mm | 79 mm |
| Engine Stroke Size | 82 mm | 61 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1071 kg | 795 kg |
| Vehicle Length | 4220 mm | 3900 mm |
| Vehicle Width | 1660 mm | 1590 mm |
| Vehicle Height | 1410 mm | 1320 mm |
| Wheelbase Size | 2460 mm | 2410 mm |
| Fuel Tank Capacity | 53 L | 43 L |
