1984 Ford Sierra vs. 1977 Opel Kadett
To start off, 1984 Ford Sierra is newer by 7 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 1,979 cc (4 cylinders), 1977 Opel Kadett is equipped with a bigger engine. In terms of performance, 1977 Opel Kadett (108 HP @ 5400 RPM) has 33 more horse power than 1984 Ford Sierra. (75 HP @ 4800 RPM) In normal driving conditions, 1977 Opel Kadett should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1984 Ford Sierra weights approximately 190 kg more than 1977 Opel Kadett.
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, 1977 Opel Kadett (162 Nm @ 3400 RPM) has 39 more torque (in Nm) than 1984 Ford Sierra. (123 Nm @ 2900 RPM). This means 1977 Opel Kadett will have an easier job in driving up hills or pulling heavy equipment than 1984 Ford Sierra.
Compare all specifications:
| 1984 Ford Sierra | 1977 Opel Kadett | |
| Make | Ford | Opel |
| Model | Sierra | Kadett |
| Year Released | 1984 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 1593 cc | 1979 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 75 HP | 108 HP |
| Engine RPM | 4800 RPM | 5400 RPM |
| Torque | 123 Nm | 162 Nm |
| Torque RPM | 2900 RPM | 3400 RPM |
| Engine Bore Size | 87.7 mm | 93.1 mm |
| Engine Stroke Size | 66 mm | 69.8 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1040 kg | 850 kg |
| Vehicle Length | 4430 mm | 4140 mm |
| Vehicle Width | 1730 mm | 1590 mm |
| Vehicle Height | 1370 mm | 1350 mm |
| Wheelbase Size | 2610 mm | 2430 mm |
| Fuel Tank Capacity | 60 L | 70 L |
