2007 Mercedes-Benz SLK vs. 2003 Opel Vectra
To start off, 2007 Mercedes-Benz SLK is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2003 Opel Vectra would be higher. At 2,996 cc (6 cylinders), 2007 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz SLK (228 HP @ 6100 RPM) has 105 more horse power than 2003 Opel Vectra. (123 HP @ 3250 RPM). In normal driving conditions, 2007 Mercedes-Benz SLK should accelerate faster than 2003 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, 2003 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 (300 Nm @ 2700 RPM) has 20 more torque (in Nm) than 2003 Opel Vectra. (280 Nm @ 1500 RPM). This means 2007 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra. 2003 Opel Vectra has automatic transmission and 2007 Mercedes-Benz SLK has manual transmission. 2007 Mercedes-Benz SLK will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Opel Vectra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Mercedes-Benz SLK | 2003 Opel Vectra | |
| Make | Mercedes-Benz | Opel |
| Model | SLK | Vectra |
| Year Released | 2007 | 2003 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 2171 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 228 HP | 123 HP |
| Engine RPM | 6100 RPM | 3250 RPM |
| Torque | 300 Nm | 280 Nm |
| Torque RPM | 2700 RPM | 1500 RPM |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4090 mm | 4830 mm |
| Vehicle Width | 1790 mm | 1800 mm |
| Vehicle Height | 1300 mm | 1470 mm |
| Wheelbase Size | 2440 mm | 2610 mm |
| Fuel Consumption Highway | 8.7 L/100km | 5.6 L/100km |
| Fuel Consumption City | 11.8 L/100km | 10.5 L/100km |
| Fuel Consumption Overall | 10.7 L/100km | 7.4 L/100km |
| Fuel Tank Capacity | 70 L | 60 L |
