2005 Mercedes-Benz C vs. 2007 Opel Vectra
To start off, 2007 Opel Vectra is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz C. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz C would be higher. At 2,958 cc (6 cylinders), 2007 Opel Vectra is equipped with a bigger engine. In terms of performance, 2007 Opel Vectra (175 HP @ 4000 RPM) has 34 more horse power than 2005 Mercedes-Benz C. (141 HP @ 1800 RPM) In normal driving conditions, 2007 Opel Vectra should accelerate faster than 2005 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Vectra weights approximately 85 kg more than 2005 Mercedes-Benz C. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Mercedes-Benz C 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 2005 Mercedes-Benz C. However, in wet, icy, snow, or gravel driving conditions, 2007 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 Opel Vectra (370 Nm @ 1900 RPM) has 59 more torque (in Nm) than 2005 Mercedes-Benz C. (311 Nm @ 1800 RPM). This means 2007 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2005 Mercedes-Benz C.
Compare all specifications:
| 2005 Mercedes-Benz C | 2007 Opel Vectra | |
| Make | Mercedes-Benz | Opel |
| Model | C | Vectra |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2148 cc | 2958 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 141 HP | 175 HP |
| Engine RPM | 1800 RPM | 4000 RPM |
| Torque | 311 Nm | 370 Nm |
| Torque RPM | 1800 RPM | 1900 RPM |
| Engine Compression Ratio | 18.0:1 | 18.5:1 |
| Top Speed | 215 km/hour | 226 km/hour |
| Acceleration 0-100mph | 10.3 seconds | 9.3 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1520 kg | 1605 kg |
| Vehicle Length | 4530 mm | 4600 mm |
| Vehicle Width | 1730 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2860 mm | 2710 mm |
| Fuel Consumption Overall | 6.2 L/100km | 7 L/100km |
| Fuel Tank Capacity | 62 L | 61 L |
