1986 Alfa Romeo 33 vs. 1974 Citroen SM
To start off, 1986 Alfa Romeo 33 is newer by 12 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 2,670 cc (6 cylinders), 1974 Citroen SM is equipped with a bigger engine. In terms of performance, 1974 Citroen SM (170 HP @ 5500 RPM) has 54 more horse power than 1986 Alfa Romeo 33. (116 HP @ 5800 RPM) In normal driving conditions, 1974 Citroen SM should accelerate faster than 1986 Alfa Romeo 33. With that said, vehicle weight also plays an important factor in acceleration. 1974 Citroen SM weights approximately 490 kg more than 1986 Alfa Romeo 33. 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, 1974 Citroen SM (237 Nm @ 4000 RPM) has 87 more torque (in Nm) than 1986 Alfa Romeo 33. (150 Nm @ 3500 RPM). This means 1974 Citroen SM will have an easier job in driving up hills or pulling heavy equipment than 1986 Alfa Romeo 33.
Compare all specifications:
| 1986 Alfa Romeo 33 | 1974 Citroen SM | |
| Make | Alfa Romeo | Citroen |
| Model | 33 | SM |
| Year Released | 1986 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 1717 cc | 2670 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | boxer | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 116 HP | 170 HP |
| Engine RPM | 5800 RPM | 5500 RPM |
| Torque | 150 Nm | 237 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 87.1 mm | 87.1 mm |
| Engine Stroke Size | 72 mm | 75 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 960 kg | 1450 kg |
| Vehicle Length | 4020 mm | 4900 mm |
| Vehicle Width | 1620 mm | 1850 mm |
| Vehicle Height | 1310 mm | 1330 mm |
| Wheelbase Size | 2460 mm | 2960 mm |
| Fuel Tank Capacity | 50 L | 25 L |
