1972 Citroen SM vs. 2009 Ford Flex
To start off, 2009 Ford Flex is newer by 37 year(s). Which means there will be less support and parts availability for 1972 Citroen SM. In addition, the cost of maintenance, including insurance, on 1972 Citroen SM would be higher. At 3,496 cc (6 cylinders), 2009 Ford Flex is equipped with a bigger engine. In terms of performance, 2009 Ford Flex (262 HP @ 6250 RPM) has 89 more horse power than 1972 Citroen SM. (173 HP @ 5500 RPM) In normal driving conditions, 2009 Ford Flex should accelerate faster than 1972 Citroen SM. With that said, vehicle weight also plays an important factor in acceleration. 1972 Citroen SM weights approximately 484 kg more than 2009 Ford Flex.
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, 2009 Ford Flex (336 Nm @ 4500 RPM) has 99 more torque (in Nm) than 1972 Citroen SM. (237 Nm @ 4000 RPM). This means 2009 Ford Flex will have an easier job in driving up hills or pulling heavy equipment than 1972 Citroen SM.
Compare all specifications:
| 1972 Citroen SM | 2009 Ford Flex | |
| Make | Citroen | Ford |
| Model | SM | Flex |
| Year Released | 1972 | 2009 |
| Body Type | Coupe | Crossover |
| Engine Position | Front | Front |
| Engine Size | 2669 cc | 3496 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 173 HP | 262 HP |
| Engine RPM | 5500 RPM | 6250 RPM |
| Torque | 237 Nm | 336 Nm |
| Torque RPM | 4000 RPM | 4500 RPM |
| Engine Compression Ratio | 9.0:1 | 10.8:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 2 seats | 7 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1450 kg | 966 kg |
| Vehicle Length | 4900 mm | 5130 mm |
| Vehicle Width | 1850 mm | 1930 mm |
| Vehicle Height | 1330 mm | 1730 mm |
| Wheelbase Size | 2960 mm | 3000 mm |
| Fuel Tank Capacity | 25 L | 70 L |
