1989 Citroen XM vs. 1981 Mercedes-Benz G
To start off, 1989 Citroen XM is newer by 8 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 17 more horse power than 1989 Citroen XM. (108 HP @ 4300 RPM) In normal driving conditions, 1981 Mercedes-Benz G should accelerate faster than 1989 Citroen XM. With that said, vehicle weight also plays an important factor in acceleration. 1981 Mercedes-Benz G weights approximately 593 kg more than 1989 Citroen XM. 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 1989 Citroen XM. 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, 1989 Citroen XM (235 Nm @ 2000 RPM) has 49 more torque (in Nm) than 1981 Mercedes-Benz G. (186 Nm @ 4000 RPM). This means 1989 Citroen XM will have an easier job in driving up hills or pulling heavy equipment than 1981 Mercedes-Benz G.
Compare all specifications:
| 1989 Citroen XM | 1981 Mercedes-Benz G | |
| Make | Citroen | Mercedes-Benz |
| Model | XM | G |
| Year Released | 1989 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 2088 cc | 2299 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 108 HP | 125 HP |
| Engine RPM | 4300 RPM | 5000 RPM |
| Torque | 235 Nm | 186 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Engine Compression Ratio | 21.5:1 | 9.0:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1337 kg | 1930 kg |
| Vehicle Length | 4720 mm | 4690 mm |
| Vehicle Width | 1800 mm | 1770 mm |
| Vehicle Height | 1400 mm | 1940 mm |
| Wheelbase Size | 2750 mm | 2860 mm |
