1987 Ford Sierra vs. 1973 Opel Kadett
To start off, 1987 Ford Sierra is newer by 14 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 1,991 cc (4 cylinders), 1987 Ford Sierra is equipped with a bigger engine. In terms of performance, 1987 Ford Sierra (104 HP @ 5200 RPM) has 53 more horse power than 1973 Opel Kadett. (51 HP @ 5600 RPM). In normal driving conditions, 1987 Ford Sierra should accelerate faster than 1973 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 1987 Ford Sierra weights approximately 265 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, 1987 Ford Sierra (160 Nm @ 4000 RPM) has 80 more torque (in Nm) than 1973 Opel Kadett. (80 Nm @ 3400 RPM). This means 1987 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 1973 Opel Kadett.
Compare all specifications:
| 1987 Ford Sierra | 1973 Opel Kadett | |
| Make | Ford | Opel |
| Model | Sierra | Kadett |
| Year Released | 1987 | 1973 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 1196 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 104 HP | 51 HP |
| Engine RPM | 5200 RPM | 5600 RPM |
| Torque | 160 Nm | 80 Nm |
| Torque RPM | 4000 RPM | 3400 RPM |
| Engine Bore Size | 90.8 mm | 79 mm |
| Engine Stroke Size | 77 mm | 61 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1055 kg | 790 kg |
| Vehicle Length | 4500 mm | 4140 mm |
| Vehicle Width | 1680 mm | 1590 mm |
| Vehicle Height | 1400 mm | 1290 mm |
| Wheelbase Size | 2620 mm | 2410 mm |
