1973 Citroen SM vs. 1992 Opel Frontera
To start off, 1992 Opel Frontera is newer by 19 year(s). Which means there will be less support and parts availability for 1973 Citroen SM. In addition, the cost of maintenance, including insurance, on 1973 Citroen SM would be higher. At 2,670 cc (6 cylinders), 1973 Citroen SM is equipped with a bigger engine. In terms of performance, 1973 Citroen SM (171 HP @ 5500 RPM) has 70 more horse power than 1992 Opel Frontera. (101 HP @ 4200 RPM). In normal driving conditions, 1973 Citroen SM should accelerate faster than 1992 Opel Frontera. With that said, vehicle weight also plays an important factor in acceleration. 1992 Opel Frontera weights approximately 370 kg more than 1973 Citroen SM.
Because 1992 Opel Frontera is four wheel drive (4WD), it will have significant more traction and grip than 1973 Citroen SM. In wet, icy, snow, or gravel driving conditions, 1992 Opel Frontera 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, 1973 Citroen SM (237 Nm @ 4000 RPM) has 26 more torque (in Nm) than 1992 Opel Frontera. (211 Nm @ 2200 RPM). This means 1973 Citroen SM will have an easier job in driving up hills or pulling heavy equipment than 1992 Opel Frontera.
Compare all specifications:
| 1973 Citroen SM | 1992 Opel Frontera | |
| Make | Citroen | Opel |
| Model | SM | Frontera |
| Year Released | 1973 | 1992 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 2670 cc | 2260 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 171 HP | 101 HP |
| Engine RPM | 5500 RPM | 4200 RPM |
| Torque | 237 Nm | 211 Nm |
| Torque RPM | 4000 RPM | 2200 RPM |
| Engine Bore Size | 87 mm | 92 mm |
| Engine Stroke Size | 75 mm | 85 mm |
| Engine Compression Ratio | 9.0:1 | 23.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | 4WD |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1450 kg | 1820 kg |
| Vehicle Length | 4900 mm | 4700 mm |
| Vehicle Width | 1850 mm | 1770 mm |
| Vehicle Height | 1330 mm | 1760 mm |
| Wheelbase Size | 2960 mm | 2710 mm |
