2009 Mercedes-Benz SL vs. 2005 Opel Vectra
To start off, 2009 Mercedes-Benz SL is newer by 4 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 6,208 cc (8 cylinders), 2009 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz SL (518 HP @ 6800 RPM) has 370 more horse power than 2005 Opel Vectra. (148 HP @ 4000 RPM). In normal driving conditions, 2009 Mercedes-Benz SL should accelerate faster than 2005 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz SL weights approximately 40 kg more than 2005 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Mercedes-Benz SL 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 2009 Mercedes-Benz SL. 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, 2009 Mercedes-Benz SL (630 Nm @ 5200 RPM) has 309 more torque (in Nm) than 2005 Opel Vectra. (321 Nm @ 2000 RPM). This means 2009 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Vectra. 2009 Mercedes-Benz SL has automatic transmission and 2005 Opel Vectra has manual transmission. 2005 Opel Vectra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Mercedes-Benz SL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Mercedes-Benz SL | 2005 Opel Vectra | |
| Make | Mercedes-Benz | Opel |
| Model | SL | Vectra |
| Year Released | 2009 | 2005 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 6208 cc | 1909 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 518 HP | 148 HP |
| Engine RPM | 6800 RPM | 4000 RPM |
| Torque | 630 Nm | 321 Nm |
| Torque RPM | 5200 RPM | 2000 RPM |
| Engine Bore Size | 102.3 mm | 82 mm |
| Engine Stroke Size | 94.6 mm | 90.4 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1240 kg | 1200 kg |
| Vehicle Length | 4540 mm | 4600 mm |
| Vehicle Width | 1480 mm | 1800 mm |
| Vehicle Height | 1600 mm | 1470 mm |
| Wheelbase Size | 2570 mm | 2640 mm |
| Fuel Consumption Overall | 16.8 L/100km | 5.8 L/100km |
| Fuel Tank Capacity | 80 L | 61 L |
