1981 Mercedes-Benz G vs. 1991 Opel Astra
To start off, 1991 Opel Astra is newer by 10 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 2,307 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 43 more horse power than 1991 Opel Astra. (82 HP @ 4400 RPM). In normal driving conditions, 1981 Mercedes-Benz G should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1981 Mercedes-Benz G weights approximately 750 kg more than 1991 Opel Astra. 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 1991 Opel Astra. 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, 1981 Mercedes-Benz G (193 Nm @ 4000 RPM) has 25 more torque (in Nm) than 1991 Opel Astra. (168 Nm @ 2400 RPM). This means 1981 Mercedes-Benz G will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra.
Compare all specifications:
| 1981 Mercedes-Benz G | 1991 Opel Astra | |
| Make | Mercedes-Benz | Opel |
| Model | G | Astra |
| Year Released | 1981 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2307 cc | 1686 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 125 HP | 82 HP |
| Engine RPM | 5000 RPM | 4400 RPM |
| Torque | 193 Nm | 168 Nm |
| Torque RPM | 4000 RPM | 2400 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1880 kg | 1130 kg |
| Vehicle Length | 4240 mm | 4060 mm |
| Vehicle Width | 1770 mm | 1690 mm |
| Vehicle Height | 1940 mm | 1430 mm |
| Wheelbase Size | 2410 mm | 2640 mm |
