1973 Citroen SM vs. 1990 Holden Apollo
To start off, 1990 Holden Apollo is newer by 17 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 53 more horse power than 1990 Holden Apollo. (118 HP @ 5200 RPM). In normal driving conditions, 1973 Citroen SM should accelerate faster than 1990 Holden Apollo. With that said, vehicle weight also plays an important factor in acceleration. 1973 Citroen SM weights approximately 245 kg more than 1990 Holden Apollo. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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 66 more torque (in Nm) than 1990 Holden Apollo. (171 Nm @ 4400 RPM). This means 1973 Citroen SM will have an easier job in driving up hills or pulling heavy equipment than 1990 Holden Apollo.
Compare all specifications:
| 1973 Citroen SM | 1990 Holden Apollo | |
| Make | Citroen | Holden |
| Model | SM | Apollo |
| Year Released | 1973 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 2670 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 171 HP | 118 HP |
| Engine RPM | 5500 RPM | 5200 RPM |
| Torque | 237 Nm | 171 Nm |
| Torque RPM | 4000 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Vehicle Weight | 1450 kg | 1205 kg |
| Vehicle Length | 4900 mm | 4510 mm |
| Vehicle Width | 1850 mm | 1720 mm |
| Vehicle Height | 1330 mm | 1410 mm |
| Wheelbase Size | 2960 mm | 2610 mm |
