1974 Citroen SM vs. 2009 GMC Yukon
To start off, 2009 GMC Yukon is newer by 35 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 5,328 cc (8 cylinders), 2009 GMC Yukon is equipped with a bigger engine. In terms of performance, 2009 GMC Yukon (310 HP @ 5200 RPM) has 140 more horse power than 1974 Citroen SM. (170 HP @ 5500 RPM) In normal driving conditions, 2009 GMC Yukon should accelerate faster than 1974 Citroen SM. With that said, vehicle weight also plays an important factor in acceleration. 2009 GMC Yukon weights approximately 280 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 2009 GMC Yukon 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, 2009 GMC Yukon 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, 2009 GMC Yukon (454 Nm @ 4400 RPM) has 217 more torque (in Nm) than 1974 Citroen SM. (237 Nm @ 4000 RPM). This means 2009 GMC Yukon will have an easier job in driving up hills or pulling heavy equipment than 1974 Citroen SM.
Compare all specifications:
| 1974 Citroen SM | 2009 GMC Yukon | |
| Make | Citroen | GMC |
| Model | SM | Yukon |
| Year Released | 1974 | 2009 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 2670 cc | 5328 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 170 HP | 310 HP |
| Engine RPM | 5500 RPM | 5200 RPM |
| Torque | 237 Nm | 454 Nm |
| Torque RPM | 4000 RPM | 4400 RPM |
| Drive Type | Front | 4WD |
| Number of Seats | 2 seats | 9 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1450 kg | 1730 kg |
| Vehicle Length | 4900 mm | 5660 mm |
| Vehicle Width | 1850 mm | 2020 mm |
| Vehicle Height | 1330 mm | 1960 mm |
| Wheelbase Size | 2960 mm | 3310 mm |
| Fuel Tank Capacity | 25 L | 117 L |
