1991 Ford Sierra vs. 1983 Mercedes-Benz G
To start off, 1991 Ford Sierra is newer by 8 year(s). Which means there will be less support and parts availability for 1983 Mercedes-Benz G. In addition, the cost of maintenance, including insurance, on 1983 Mercedes-Benz G would be higher. At 2,307 cc (4 cylinders), 1983 Mercedes-Benz G is equipped with a bigger engine. In terms of performance, 1983 Mercedes-Benz G (125 HP @ 5000 RPM) has 50 more horse power than 1991 Ford Sierra. (75 HP @ 4500 RPM) In normal driving conditions, 1983 Mercedes-Benz G should accelerate faster than 1991 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1983 Mercedes-Benz G weights approximately 735 kg more than 1991 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1983 Mercedes-Benz G (186 Nm @ 4000 RPM) has 34 more torque (in Nm) than 1991 Ford Sierra. (152 Nm @ 2200 RPM). This means 1983 Mercedes-Benz G will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Sierra.
Compare all specifications:
| 1991 Ford Sierra | 1983 Mercedes-Benz G | |
| Make | Ford | Mercedes-Benz |
| Model | Sierra | G |
| Year Released | 1991 | 1983 |
| Engine Position | Front | Front |
| Engine Size | 1751 cc | 2307 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 75 HP | 125 HP |
| Engine RPM | 4500 RPM | 5000 RPM |
| Torque | 152 Nm | 186 Nm |
| Torque RPM | 2200 RPM | 4000 RPM |
| Engine Bore Size | 82.5 mm | 95.5 mm |
| Engine Stroke Size | 82 mm | 80.2 mm |
| Engine Compression Ratio | 21.5:1 | 9.0:1 |
| Fuel Type | Diesel | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1145 kg | 1880 kg |
| Vehicle Length | 4430 mm | 4240 mm |
| Vehicle Width | 1700 mm | 1770 mm |
| Vehicle Height | 1370 mm | 1940 mm |
| Wheelbase Size | 2620 mm | 2410 mm |
