1956 AC Aceca vs. 1973 Citroen SM
To start off, 1973 Citroen SM is newer by 17 year(s). Which means there will be less support and parts availability for 1956 AC Aceca. In addition, the cost of maintenance, including insurance, on 1956 AC Aceca 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 97 more horse power than 1956 AC Aceca. (74 HP @ 4500 RPM) In normal driving conditions, 1973 Citroen SM should accelerate faster than 1956 AC Aceca. With that said, vehicle weight also plays an important factor in acceleration. 1973 Citroen SM weights approximately 560 kg more than 1956 AC Aceca. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1956 AC Aceca 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 1956 AC Aceca. 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.
Compare all specifications:
1956 AC Aceca | 1973 Citroen SM | |
Make | AC | Citroen |
Model | Aceca | SM |
Year Released | 1956 | 1973 |
Engine Position | Front | Front |
Engine Size | 1971 cc | 2670 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 2 valves | 2 valves |
Horse Power | 74 HP | 171 HP |
Engine RPM | 4500 RPM | 5500 RPM |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | Front |
Number of Seats | 2 seats | 2 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 890 kg | 1450 kg |
Vehicle Length | 4070 mm | 4900 mm |
Vehicle Width | 1560 mm | 1850 mm |
Vehicle Height | 1330 mm | 1330 mm |
Wheelbase Size | 2290 mm | 2960 mm |
Fuel Tank Capacity | 59 L | 25 L |