1991 Mercedes-Benz SL vs. 1967 Opel Kadett
To start off, 1991 Mercedes-Benz SL is newer by 24 year(s). Which means there will be less support and parts availability for 1967 Opel Kadett. In addition, the cost of maintenance, including insurance, on 1967 Opel Kadett would be higher. At 2,961 cc (6 cylinders), 1991 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 1991 Mercedes-Benz SL (228 HP @ 6400 RPM) has 138 more horse power than 1967 Opel Kadett. (90 HP @ 5100 RPM). In normal driving conditions, 1991 Mercedes-Benz SL should accelerate faster than 1967 Opel Kadett. With that said, vehicle weight also plays an important factor in acceleration. 1991 Mercedes-Benz SL weights approximately 860 kg more than 1967 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, 1991 Mercedes-Benz SL (272 Nm @ 4600 RPM) has 125 more torque (in Nm) than 1967 Opel Kadett. (147 Nm @ 2800 RPM). This means 1991 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 1967 Opel Kadett.
Compare all specifications:
| 1991 Mercedes-Benz SL | 1967 Opel Kadett | |
| Make | Mercedes-Benz | Opel |
| Model | SL | Kadett |
| Year Released | 1991 | 1967 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2961 cc | 1897 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 228 HP | 90 HP |
| Engine RPM | 6400 RPM | 5100 RPM |
| Torque | 272 Nm | 147 Nm |
| Torque RPM | 4600 RPM | 2800 RPM |
| Engine Bore Size | 88.5 mm | 93 mm |
| Engine Stroke Size | 80.3 mm | 69.8 mm |
| Engine Compression Ratio | 10.0:1 | 9.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1690 kg | 830 kg |
| Vehicle Length | 4480 mm | 4190 mm |
| Vehicle Width | 1820 mm | 1590 mm |
| Vehicle Height | 1300 mm | 1420 mm |
| Wheelbase Size | 2520 mm | 2400 mm |
| Fuel Tank Capacity | 80 L | 44 L |
