2012 Mercedes-Benz G vs. 2005 Opel Vectra
To start off, 2012 Mercedes-Benz G is newer by 7 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 5,500 cc (8 cylinders), 2012 Mercedes-Benz G is equipped with a bigger engine. In terms of performance, 2012 Mercedes-Benz G (382 HP @ 6000 RPM) has 174 more horse power than 2005 Opel Vectra. (208 HP @ 6200 RPM). In normal driving conditions, 2012 Mercedes-Benz G should accelerate faster than 2005 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2012 Mercedes-Benz G weights approximately 1027 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 2012 Mercedes-Benz G is four wheel drive (4WD), it will have significant more traction and grip than 2005 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2012 Mercedes-Benz G will offer significantly more control. 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, 2012 Mercedes-Benz G (530 Nm @ 2800 RPM) has 230 more torque (in Nm) than 2005 Opel Vectra. (300 Nm @ 4000 RPM). This means 2012 Mercedes-Benz G will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Vectra.
Compare all specifications:
| 2012 Mercedes-Benz G | 2005 Opel Vectra | |
| Make | Mercedes-Benz | Opel |
| Model | G | Vectra |
| Year Released | 2012 | 2005 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5500 cc | 3175 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 382 HP | 208 HP |
| Engine RPM | 6000 RPM | 6200 RPM |
| Torque | 530 Nm | 300 Nm |
| Torque RPM | 2800 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 209 km/hour | 248 km/hour |
| Acceleration 0-100mph | 5.5 seconds | 7.8 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | 7-speed shiftable automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2550 kg | 1523 kg |
| Vehicle Length | 4686 mm | 4600 mm |
| Vehicle Width | 1824 mm | 1800 mm |
| Vehicle Height | 1930 mm | 1470 mm |
| Wheelbase Size | 2850 mm | 2640 mm |
| Fuel Tank Capacity | 96 L | 61 L |
