1987 Audi 90 vs. 1977 Opel Kadett
To start off, 1987 Audi 90 is newer by 10 year(s). Which means there will be less support and parts availability for 1977 Opel Kadett. In addition, the cost of maintenance, including insurance, on 1977 Opel Kadett would be higher. At 2,309 cc (5 cylinders), 1987 Audi 90 is equipped with a bigger engine. In terms of performance, 1987 Audi 90 (134 HP @ 5500 RPM) has 59 more horse power than 1977 Opel Kadett. (75 HP @ 5100 RPM). In normal driving conditions, 1987 Audi 90 should accelerate faster than 1977 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 1987 Audi 90 weights approximately 360 kg more than 1977 Opel Kadett. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1977 Opel Kadett is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1977 Opel Kadett. However, in wet, icy, snow, or gravel driving conditions, 1987 Audi 90, being front wheel drive (FWD), will offer much better control with better grip. 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, 1987 Audi 90 (187 Nm @ 4000 RPM) has 74 more torque (in Nm) than 1977 Opel Kadett. (113 Nm @ 4200 RPM). This means 1987 Audi 90 will have an easier job in driving up hills or pulling heavy equipment than 1977 Opel Kadett.
Compare all specifications:
| 1987 Audi 90 | 1977 Opel Kadett | |
| Make | Audi | Opel |
| Model | 90 | Kadett |
| Year Released | 1987 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 1598 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 134 HP | 75 HP |
| Engine RPM | 5500 RPM | 5100 RPM |
| Torque | 187 Nm | 113 Nm |
| Torque RPM | 4000 RPM | 4200 RPM |
| Engine Bore Size | 82.5 mm | 85 mm |
| Engine Stroke Size | 86.4 mm | 69.8 mm |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 209 km/hour | 155 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1190 kg | 830 kg |
| Vehicle Length | 4400 mm | 4150 mm |
| Vehicle Width | 1700 mm | 1590 mm |
| Vehicle Height | 1400 mm | 1340 mm |
| Wheelbase Size | 2540 mm | 2680 mm |
| Fuel Consumption Overall | 4.8 L/100km | 7.5 L/100km |
| Fuel Tank Capacity | 80 L | 43 L |
