1991 Audi 80 vs. 1973 Opel Kadett
To start off, 1991 Audi 80 is newer by 18 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 1,984 cc (4 cylinders), 1991 Audi 80 is equipped with a bigger engine. In terms of performance, 1991 Audi 80 (114 HP @ 5400 RPM) has 63 more horse power than 1973 Opel Kadett. (51 HP @ 5600 RPM). In normal driving conditions, 1991 Audi 80 should accelerate faster than 1973 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi 80 weights approximately 535 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.
Because 1991 Audi 80 is four wheel drive (4WD), it will have significant more traction and grip than 1973 Opel Kadett. In wet, icy, snow, or gravel driving conditions, 1991 Audi 80 will offer significantly more control. 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, 1991 Audi 80 (167 Nm @ 3200 RPM) has 87 more torque (in Nm) than 1973 Opel Kadett. (80 Nm @ 3400 RPM). This means 1991 Audi 80 will have an easier job in driving up hills or pulling heavy equipment than 1973 Opel Kadett.
Compare all specifications:
| 1991 Audi 80 | 1973 Opel Kadett | |
| Make | Audi | Opel |
| Model | 80 | Kadett |
| Year Released | 1991 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 1196 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 114 HP | 51 HP |
| Engine RPM | 5400 RPM | 5600 RPM |
| Torque | 167 Nm | 80 Nm |
| Torque RPM | 3200 RPM | 3400 RPM |
| Engine Bore Size | 82.5 mm | 79 mm |
| Engine Stroke Size | 92.8 mm | 61 mm |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1330 kg | 795 kg |
| Vehicle Length | 4490 mm | 3900 mm |
| Vehicle Width | 1700 mm | 1590 mm |
| Vehicle Height | 1410 mm | 1320 mm |
| Wheelbase Size | 2600 mm | 2410 mm |
| Fuel Tank Capacity | 64 L | 43 L |
