1974 Citroen SM vs. 2008 GMC Acadia
To start off, 2008 GMC Acadia is newer by 34 year(s). Which means there will be less support and parts availability for 1974 Citroen SM. In addition, the cost of maintenance, including insurance, on 1974 Citroen SM would be higher. At 3,600 cc (6 cylinders), 2008 GMC Acadia is equipped with a bigger engine. In terms of performance, 2008 GMC Acadia (275 HP @ 6600 RPM) has 105 more horse power than 1974 Citroen SM. (170 HP @ 5500 RPM) In normal driving conditions, 2008 GMC Acadia should accelerate faster than 1974 Citroen SM. With that said, vehicle weight also plays an important factor in acceleration. 2008 GMC Acadia weights approximately 692 kg more than 1974 Citroen SM. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 GMC Acadia is four wheel drive (4WD), it will have significant more traction and grip than 1974 Citroen SM. In wet, icy, snow, or gravel driving conditions, 2008 GMC Acadia 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, 2008 GMC Acadia (340 Nm @ 3200 RPM) has 103 more torque (in Nm) than 1974 Citroen SM. (237 Nm @ 4000 RPM). This means 2008 GMC Acadia will have an easier job in driving up hills or pulling heavy equipment than 1974 Citroen SM.
Compare all specifications:
| 1974 Citroen SM | 2008 GMC Acadia | |
| Make | Citroen | GMC |
| Model | SM | Acadia |
| Year Released | 1974 | 2008 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 2670 cc | 3600 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 170 HP | 275 HP |
| Engine RPM | 5500 RPM | 6600 RPM |
| Torque | 237 Nm | 340 Nm |
| Torque RPM | 4000 RPM | 3200 RPM |
| Engine Compression Ratio | 9.0:1 | 10.2:1 |
| Drive Type | Front | 4WD |
| Number of Seats | 2 seats | 7 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1450 kg | 2142 kg |
| Vehicle Length | 4900 mm | 5100 mm |
| Vehicle Width | 1850 mm | 1990 mm |
| Vehicle Height | 1330 mm | 1780 mm |
| Wheelbase Size | 2960 mm | 3030 mm |
| Fuel Tank Capacity | 25 L | 83 L |
