1986 Alfa Romeo 75 vs. 1974 Opel Kadett
To start off, 1986 Alfa Romeo 75 is newer by 12 year(s). Which means there will be less support and parts availability for 1974 Opel Kadett. In addition, the cost of maintenance, including insurance, on 1974 Opel Kadett would be higher. At 2,492 cc (6 cylinders), 1986 Alfa Romeo 75 is equipped with a bigger engine. In terms of performance, 1986 Alfa Romeo 75 (153 HP @ 5600 RPM) has 102 more horse power than 1974 Opel Kadett. (51 HP @ 5600 RPM). In normal driving conditions, 1986 Alfa Romeo 75 should accelerate faster than 1974 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 1986 Alfa Romeo 75 weights approximately 344 kg more than 1974 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, 1986 Alfa Romeo 75 (210 Nm @ 4000 RPM) has 130 more torque (in Nm) than 1974 Opel Kadett. (80 Nm @ 3400 RPM). This means 1986 Alfa Romeo 75 will have an easier job in driving up hills or pulling heavy equipment than 1974 Opel Kadett.
Compare all specifications:
| 1986 Alfa Romeo 75 | 1974 Opel Kadett | |
| Make | Alfa Romeo | Opel |
| Model | 75 | Kadett |
| Year Released | 1986 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 1194 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 153 HP | 51 HP |
| Engine RPM | 5600 RPM | 5600 RPM |
| Torque | 210 Nm | 80 Nm |
| Torque RPM | 4000 RPM | 3400 RPM |
| Engine Bore Size | 88 mm | 79 mm |
| Engine Stroke Size | 68.3 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 | 1164 kg | 820 kg |
| Vehicle Length | 4340 mm | 4150 mm |
| Vehicle Width | 1640 mm | 1590 mm |
| Vehicle Height | 1360 mm | 1340 mm |
| Wheelbase Size | 2520 mm | 2410 mm |
| Fuel Tank Capacity | 68 L | 43 L |
