1973 Citroen SM vs. 2009 Mercedes-Benz A
To start off, 2009 Mercedes-Benz A is newer by 36 year(s). Which means there will be less support and parts availability for 1973 Citroen SM. In addition, the cost of maintenance, including insurance, on 1973 Citroen SM 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 37 more horse power than 2009 Mercedes-Benz A. (134 HP @ 5750 RPM). In normal driving conditions, 1973 Citroen SM should accelerate faster than 2009 Mercedes-Benz A. With that said, vehicle weight also plays an important factor in acceleration. 1973 Citroen SM weights approximately 180 kg more than 2009 Mercedes-Benz A. 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, 1973 Citroen SM (237 Nm @ 4000 RPM) has 52 more torque (in Nm) than 2009 Mercedes-Benz A. (185 Nm @ 3500 RPM). This means 1973 Citroen SM will have an easier job in driving up hills or pulling heavy equipment than 2009 Mercedes-Benz A.
Compare all specifications:
1973 Citroen SM | 2009 Mercedes-Benz A | |
Make | Citroen | Mercedes-Benz |
Model | SM | A |
Year Released | 1973 | 2009 |
Body Type | Coupe | Hatchback |
Engine Position | Front | Front |
Engine Size | 2670 cc | 2034 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 2 valves | 2 valves |
Horse Power | 171 HP | 134 HP |
Engine RPM | 5500 RPM | 5750 RPM |
Torque | 237 Nm | 185 Nm |
Torque RPM | 4000 RPM | 3500 RPM |
Engine Bore Size | 87 mm | 83 mm |
Engine Stroke Size | 75 mm | 94 mm |
Engine Compression Ratio | 9.0:1 | 11.0:1 |
Fuel Type | Gasoline | Gasoline - Premium |
Drive Type | Front | Front |
Number of Seats | 2 seats | 5 seats |
Number of Doors | 2 doors | 3 doors |
Vehicle Weight | 1450 kg | 1270 kg |
Vehicle Length | 4900 mm | 3840 mm |
Vehicle Width | 1850 mm | 1770 mm |
Vehicle Height | 1330 mm | 1600 mm |
Wheelbase Size | 2960 mm | 2570 mm |
Fuel Tank Capacity | 25 L | 54 L |