1966 Autobianchi Bianchina vs. 1973 Citroen SM
To start off, 1973 Citroen SM is newer by 7 year(s). Which means there will be less support and parts availability for 1966 Autobianchi Bianchina. In addition, the cost of maintenance, including insurance, on 1966 Autobianchi Bianchina would be higher. At 2,670 cc (6 cylinders), 1973 Citroen SM is equipped with a bigger engine. In terms of performance, 1973 Citroen SM (171 HP @ 5500 RPM) has 153 more horse power than 1966 Autobianchi Bianchina. (18 HP @ 4600 RPM) In normal driving conditions, 1973 Citroen SM should accelerate faster than 1966 Autobianchi Bianchina. With that said, vehicle weight also plays an important factor in acceleration. 1973 Citroen SM weights approximately 865 kg more than 1966 Autobianchi Bianchina. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1966 Autobianchi Bianchina is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1966 Autobianchi Bianchina. However, in wet, icy, snow, or gravel driving conditions, 1973 Citroen SM, being front wheel drive (FWD), will offer much better control with better grip. 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, 1973 Citroen SM (237 Nm @ 4000 RPM) has 207 more torque (in Nm) than 1966 Autobianchi Bianchina. (30 Nm @ 2800 RPM). This means 1973 Citroen SM will have an easier job in driving up hills or pulling heavy equipment than 1966 Autobianchi Bianchina.
Compare all specifications:
| 1966 Autobianchi Bianchina | 1973 Citroen SM | |
| Make | Autobianchi | Citroen |
| Model | Bianchina | SM |
| Year Released | 1966 | 1973 |
| Body Type | Hatchback | Coupe |
| Engine Position | Rear | Front |
| Engine Size | 499 cc | 2670 cc |
| Engine Cylinders | 2 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 18 HP | 171 HP |
| Engine RPM | 4600 RPM | 5500 RPM |
| Torque | 30 Nm | 237 Nm |
| Torque RPM | 2800 RPM | 4000 RPM |
| Engine Compression Ratio | 8.6:1 | 9.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 585 kg | 1450 kg |
| Vehicle Length | 3230 mm | 4900 mm |
| Vehicle Width | 1350 mm | 1850 mm |
| Vehicle Height | 1340 mm | 1330 mm |
| Wheelbase Size | 1950 mm | 2960 mm |
| Fuel Tank Capacity | 22 L | 25 L |
