1978 Opel Kadett vs. 1999 Opel Omega
To start off, 1999 Opel Omega is newer by 21 year(s). Which means there will be less support and parts availability for 1978 Opel Kadett. In addition, the cost of maintenance, including insurance, on 1978 Opel Kadett would be higher. At 2,497 cc (6 cylinders), 1999 Opel Omega is equipped with a bigger engine. In terms of performance, 1999 Opel Omega (131 HP @ 4500 RPM) has 80 more horse power than 1978 Opel Kadett. (51 HP @ 5600 RPM) In normal driving conditions, 1999 Opel Omega should accelerate faster than 1978 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 1999 Opel Omega weights approximately 855 kg more than 1978 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, 1999 Opel Omega (235 Nm @ 2200 RPM) has 155 more torque (in Nm) than 1978 Opel Kadett. (80 Nm @ 3400 RPM). This means 1999 Opel Omega will have an easier job in driving up hills or pulling heavy equipment than 1978 Opel Kadett.
Compare all specifications:
| 1978 Opel Kadett | 1999 Opel Omega | |
| Make | Opel | Opel |
| Model | Kadett | Omega |
| Year Released | 1978 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 1194 cc | 2497 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 51 HP | 131 HP |
| Engine RPM | 5600 RPM | 4500 RPM |
| Torque | 80 Nm | 235 Nm |
| Torque RPM | 3400 RPM | 2200 RPM |
| Engine Bore Size | 79 mm | 80 mm |
| Engine Stroke Size | 61 mm | 82.8 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 820 kg | 1675 kg |
| Vehicle Length | 4150 mm | 4900 mm |
| Vehicle Width | 1590 mm | 1780 mm |
| Vehicle Height | 1390 mm | 1460 mm |
| Wheelbase Size | 2410 mm | 2840 mm |
| Fuel Tank Capacity | 43 L | 75 L |
