1972 Citroen SM vs. 1976 Peugeot 104
To start off, 1976 Peugeot 104 is newer by 4 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 2,669 cc (6 cylinders), 1972 Citroen SM is equipped with a bigger engine. In terms of performance, 1972 Citroen SM (173 HP @ 5500 RPM) has 93 more horse power than 1976 Peugeot 104. (80 HP @ 5800 RPM). In normal driving conditions, 1972 Citroen SM should accelerate faster than 1976 Peugeot 104. With that said, vehicle weight also plays an important factor in acceleration. 1972 Citroen SM weights approximately 640 kg more than 1976 Peugeot 104. 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, 1972 Citroen SM (237 Nm @ 4000 RPM) has 128 more torque (in Nm) than 1976 Peugeot 104. (109 Nm @ 2800 RPM). This means 1972 Citroen SM will have an easier job in driving up hills or pulling heavy equipment than 1976 Peugeot 104.
Compare all specifications:
| 1972 Citroen SM | 1976 Peugeot 104 | |
| Make | Citroen | Peugeot |
| Model | SM | 104 |
| Year Released | 1972 | 1976 |
| Engine Position | Front | Front |
| Engine Size | 2669 cc | 1360 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 173 HP | 80 HP |
| Engine RPM | 5500 RPM | 5800 RPM |
| Torque | 237 Nm | 109 Nm |
| Torque RPM | 4000 RPM | 2800 RPM |
| Engine Bore Size | 87 mm | 75 mm |
| Engine Stroke Size | 75 mm | 77 mm |
| Engine Compression Ratio | 9.0:1 | 9.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 2 seats | 4 seats |
| Vehicle Weight | 1450 kg | 810 kg |
| Vehicle Length | 4900 mm | 3380 mm |
| Vehicle Width | 1850 mm | 1530 mm |
| Vehicle Height | 1330 mm | 1360 mm |
| Wheelbase Size | 2960 mm | 2240 mm |
