1997 Alfa Romeo 156 vs. 1972 Citroen SM
To start off, 1997 Alfa Romeo 156 is newer by 25 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 2,670 cc (6 cylinders), 1972 Citroen SM is equipped with a bigger engine. In terms of performance, 1972 Citroen SM (158 HP @ 5500 RPM) has 55 more horse power than 1997 Alfa Romeo 156. (103 HP @ 4000 RPM) In normal driving conditions, 1972 Citroen SM should accelerate faster than 1997 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 1972 Citroen SM weights approximately 182 kg more than 1997 Alfa Romeo 156. 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, 1997 Alfa Romeo 156 (256 Nm @ 2000 RPM) has 21 more torque (in Nm) than 1972 Citroen SM. (235 Nm @ 4000 RPM). This means 1997 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1972 Citroen SM.
Compare all specifications:
1997 Alfa Romeo 156 | 1972 Citroen SM | |
Make | Alfa Romeo | Citroen |
Model | 156 | SM |
Year Released | 1997 | 1972 |
Body Type | Sedan | Coupe |
Engine Position | Front | Front |
Engine Size | 1910 cc | 2670 cc |
Engine Cylinders | 4 cylinders | 6 cylinders |
Engine Type | in-line | V |
Horse Power | 103 HP | 158 HP |
Engine RPM | 4000 RPM | 5500 RPM |
Torque | 256 Nm | 235 Nm |
Torque RPM | 2000 RPM | 4000 RPM |
Engine Bore Size | 82 mm | 87 mm |
Engine Stroke Size | 90.4 mm | 75 mm |
Fuel Type | Diesel | Gasoline |
Drive Type | Front | Front |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 1270 kg | 1452 kg |
Vehicle Length | 4440 mm | 4900 mm |
Vehicle Width | 1750 mm | 1850 mm |
Vehicle Height | 1420 mm | 1330 mm |
Wheelbase Size | 2600 mm | 2950 mm |
Fuel Tank Capacity | 63 L | 89 L |