2009 Mercedes-Benz G vs. 2003 Opel Vectra
To start off, 2009 Mercedes-Benz G 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 5,461 cc (8 cylinders), 2009 Mercedes-Benz G is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz G (382 HP @ 6000 RPM) has 259 more horse power than 2003 Opel Vectra. (123 HP @ 5600 RPM). In normal driving conditions, 2009 Mercedes-Benz G should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 165 kg more than 2009 Mercedes-Benz G.
Because 2009 Mercedes-Benz G is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Mercedes-Benz G (530 Nm @ 2800 RPM) has 368 more torque (in Nm) than 2003 Opel Vectra. (162 Nm @ 3800 RPM). This means 2009 Mercedes-Benz G will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra.
Compare all specifications:
| 2009 Mercedes-Benz G | 2003 Opel Vectra | |
| Make | Mercedes-Benz | Opel |
| Model | G | Vectra |
| Year Released | 2009 | 2003 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5461 cc | 1794 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 382 HP | 123 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 530 Nm | 162 Nm |
| Torque RPM | 2800 RPM | 3800 RPM |
| Engine Compression Ratio | 8.8:1 | 10.5:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1225 kg | 1390 kg |
| Vehicle Length | 4690 mm | 4500 mm |
| Vehicle Width | 1830 mm | 1710 mm |
| Vehicle Height | 1940 mm | 1430 mm |
| Wheelbase Size | 2860 mm | 2710 mm |
| Fuel Tank Capacity | 96 L | 60 L |
