2006 Mercedes-Benz SLK vs. 1999 Opel Speedster
To start off, 2006 Mercedes-Benz SLK is newer by 7 year(s). Which means there will be less support and parts availability for 1999 Opel Speedster. In addition, the cost of maintenance, including insurance, on 1999 Opel Speedster would be higher. At 3,498 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 121 more horse power than 1999 Opel Speedster. (147 HP @ 5800 RPM). In normal driving conditions, 2006 Mercedes-Benz SLK should accelerate faster than 1999 Opel Speedster. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz SLK weights approximately 1260 kg more than 1999 Opel Speedster. 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 148 more torque (in Nm) than 1999 Opel Speedster. (202 Nm @ 4000 RPM). This means 2006 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Speedster.
Compare all specifications:
| 2006 Mercedes-Benz SLK | 1999 Opel Speedster | |
| Make | Mercedes-Benz | Opel |
| Model | SLK | Speedster |
| Year Released | 2006 | 1999 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 3498 cc | 2199 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 268 HP | 147 HP |
| Engine RPM | 6000 RPM | 5800 RPM |
| Torque | 350 Nm | 202 Nm |
| Torque RPM | 2400 RPM | 4000 RPM |
| Engine Bore Size | 93 mm | 86 mm |
| Engine Stroke Size | 86 mm | 94.6 mm |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 2205 kg | 945 kg |
| Vehicle Length | 4090 mm | 3790 mm |
| Vehicle Width | 1790 mm | 1710 mm |
| Vehicle Height | 1300 mm | 1120 mm |
| Wheelbase Size | 2410 mm | 2340 mm |
| Fuel Tank Capacity | 70 L | 52 L |
