1971 Opel Kadett vs. 1986 Opel Omega
To start off, 1986 Opel Omega is newer by 15 year(s). Which means there will be less support and parts availability for 1971 Opel Kadett. In addition, the cost of maintenance, including insurance, on 1971 Opel Kadett would be higher. At 1,998 cc (4 cylinders), 1986 Opel Omega is equipped with a bigger engine. In terms of performance, 1986 Opel Omega (122 HP @ 5400 RPM) has 63 more horse power than 1971 Opel Kadett. (59 HP @ 5400 RPM) In normal driving conditions, 1986 Opel Omega should accelerate faster than 1971 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 1986 Opel Omega weights approximately 550 kg more than 1971 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 Opel Omega (175 Nm @ 2600 RPM) has 87 more torque (in Nm) than 1971 Opel Kadett. (88 Nm @ 3400 RPM). This means 1986 Opel Omega will have an easier job in driving up hills or pulling heavy equipment than 1971 Opel Kadett.
Compare all specifications:
| 1971 Opel Kadett | 1986 Opel Omega | |
| Make | Opel | Opel |
| Model | Kadett | Omega |
| Year Released | 1971 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 1196 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 59 HP | 122 HP |
| Engine RPM | 5400 RPM | 5400 RPM |
| Torque | 88 Nm | 175 Nm |
| Torque RPM | 3400 RPM | 2600 RPM |
| Engine Bore Size | 79 mm | 86 mm |
| Engine Stroke Size | 61 mm | 86 mm |
| Engine Compression Ratio | 9.0:1 | 10.0:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 760 kg | 1310 kg |
| Vehicle Length | 4190 mm | 4740 mm |
| Vehicle Width | 1590 mm | 1780 mm |
| Vehicle Height | 1420 mm | 1540 mm |
| Wheelbase Size | 2430 mm | 2740 mm |
| Fuel Tank Capacity | 40 L | 70 L |
