1979 BMW 633 vs. 2006 Mercedes-Benz SLK
To start off, 2006 Mercedes-Benz SLK is newer by 27 year(s). Which means there will be less support and parts availability for 1979 BMW 633. In addition, the cost of maintenance, including insurance, on 1979 BMW 633 would be higher. At 3,491 cc (6 cylinders), 2006 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz SLK (268 HP @ 6000 RPM) has 74 more horse power than 1979 BMW 633. (194 HP @ 5500 RPM) In normal driving conditions, 2006 Mercedes-Benz SLK should accelerate faster than 1979 BMW 633. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz SLK weights approximately 315 kg more than 1979 BMW 633. 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, 2006 Mercedes-Benz SLK (350 Nm @ 2400 RPM) has 65 more torque (in Nm) than 1979 BMW 633. (285 Nm @ 4300 RPM). This means 2006 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 1979 BMW 633.
Compare all specifications:
| 1979 BMW 633 | 2006 Mercedes-Benz SLK | |
| Make | BMW | Mercedes-Benz |
| Model | 633 | SLK |
| Year Released | 1979 | 2006 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3210 cc | 3491 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 194 HP | 268 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 285 Nm | 350 Nm |
| Torque RPM | 4300 RPM | 2400 RPM |
| Engine Bore Size | 89 mm | 92.9 mm |
| Engine Stroke Size | 86 mm | 86 mm |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1470 kg | 1785 kg |
| Vehicle Length | 4760 mm | 4090 mm |
| Vehicle Width | 1760 mm | 1790 mm |
| Vehicle Height | 1390 mm | 1300 mm |
| Wheelbase Size | 2640 mm | 2440 mm |
| Fuel Tank Capacity | 70 L | 70 L |
