2009 Mercedes-Benz CLS vs. 2003 Opel Vectra
To start off, 2009 Mercedes-Benz CLS is newer by 6 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 2,995 cc (6 cylinders), 2009 Mercedes-Benz CLS is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz CLS (475 HP @ 6800 RPM) has 352 more horse power than 2003 Opel Vectra. (123 HP @ 5600 RPM). In normal driving conditions, 2009 Mercedes-Benz CLS should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz CLS weights approximately 340 kg more than 2003 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 CLS 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 CLS. 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, 2009 Mercedes-Benz CLS (630 Nm @ 5000 RPM) has 468 more torque (in Nm) than 2003 Opel Vectra. (162 Nm @ 3800 RPM). This means 2009 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra.
Compare all specifications:
| 2009 Mercedes-Benz CLS | 2003 Opel Vectra | |
| Make | Mercedes-Benz | Opel |
| Model | CLS | Vectra |
| Year Released | 2009 | 2003 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2995 cc | 1794 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 475 HP | 123 HP |
| Engine RPM | 6800 RPM | 5600 RPM |
| Torque | 630 Nm | 162 Nm |
| Torque RPM | 5000 RPM | 3800 RPM |
| Engine Bore Size | 88 mm | 80.5 mm |
| Engine Stroke Size | 82.1 mm | 88.2 mm |
| Engine Compression Ratio | 11.3:1 | 10.5:1 |
| Top Speed | 245 km/hour | 192 km/hour |
| Acceleration 0-100mph | 7.7 seconds | 12.5 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1730 kg | 1390 kg |
| Vehicle Length | 4920 mm | 4500 mm |
| Vehicle Width | 1880 mm | 1710 mm |
| Vehicle Height | 1440 mm | 1430 mm |
| Wheelbase Size | 2860 mm | 2710 mm |
| Fuel Tank Capacity | 80 L | 60 L |
