2007 Mercedes-Benz SLK vs. 2005 Opel Vectra
To start off, 2007 Mercedes-Benz SLK is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2005 Opel Vectra would be higher. At 3,498 cc (6 cylinders), 2007 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz SLK (268 HP @ 5750 RPM) has 145 more horse power than 2005 Opel Vectra. (123 HP @ 5600 RPM). In normal driving conditions, 2007 Mercedes-Benz SLK should accelerate faster than 2005 Opel Vectra.
Because 2007 Mercedes-Benz SLK is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2007 Mercedes-Benz SLK. However, in wet, icy, snow, or gravel driving conditions, 2005 Opel Vectra, being front wheel drive (FWD), will offer much better control with better grip. 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, 2007 Mercedes-Benz SLK (510 Nm @ 4000 RPM) has 345 more torque (in Nm) than 2005 Opel Vectra. (165 Nm @ 3800 RPM). This means 2007 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Vectra.
Compare all specifications:
| 2007 Mercedes-Benz SLK | 2005 Opel Vectra | |
| Make | Mercedes-Benz | Opel |
| Model | SLK | Vectra |
| Year Released | 2007 | 2005 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3498 cc | 1794 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 268 HP | 123 HP |
| Engine RPM | 5750 RPM | 5600 RPM |
| Torque | 510 Nm | 165 Nm |
| Torque RPM | 4000 RPM | 3800 RPM |
| Engine Bore Size | 97 mm | 80.5 mm |
| Engine Stroke Size | 92 mm | 88.2 mm |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Top Speed | 250 km/hour | 200 km/hour |
| Acceleration 0-100mph | 4.9 seconds | 12 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Height | 1280 mm | 1430 mm |
| Wheelbase Size | 2440 mm | 2640 mm |
| Fuel Tank Capacity | 70 L | 60 L |
