1981 Mercedes-Benz G vs. 2004 Opel Vectra
To start off, 2004 Opel Vectra is newer by 23 year(s). Which means there will be less support and parts availability for 1981 Mercedes-Benz G. In addition, the cost of maintenance, including insurance, on 1981 Mercedes-Benz G would be higher. At 2,299 cc (4 cylinders), 1981 Mercedes-Benz G is equipped with a bigger engine. In terms of performance, 1981 Mercedes-Benz G (125 HP @ 5000 RPM) has 2 more horse power than 2004 Opel Vectra. (123 HP @ 4000 RPM). In normal driving conditions, 1981 Mercedes-Benz G should accelerate faster than 2004 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 1981 Mercedes-Benz G weights approximately 407 kg more than 2004 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1981 Mercedes-Benz G is four wheel drive (4WD), it will have significant more traction and grip than 2004 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 1981 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, 2004 Opel Vectra (280 Nm @ 1500 RPM) has 94 more torque (in Nm) than 1981 Mercedes-Benz G. (186 Nm @ 4000 RPM). This means 2004 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1981 Mercedes-Benz G.
Compare all specifications:
| 1981 Mercedes-Benz G | 2004 Opel Vectra | |
| Make | Mercedes-Benz | Opel |
| Model | G | Vectra |
| Year Released | 1981 | 2004 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2299 cc | 2198 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 125 HP | 123 HP |
| Engine RPM | 5000 RPM | 4000 RPM |
| Torque | 186 Nm | 280 Nm |
| Torque RPM | 4000 RPM | 1500 RPM |
| Engine Compression Ratio | 9.0:1 | 18.5:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1930 kg | 1523 kg |
| Vehicle Length | 4690 mm | 4830 mm |
| Vehicle Width | 1770 mm | 1800 mm |
| Vehicle Height | 1940 mm | 1470 mm |
| Wheelbase Size | 2860 mm | 2620 mm |
