2007 Audi S4 vs. 1973 Citroen SM
To start off, 2007 Audi S4 is newer by 34 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 4,163 cc (8 cylinders), 2007 Audi S4 is equipped with a bigger engine. In terms of performance, 2007 Audi S4 (340 HP @ 6800 RPM) has 169 more horse power than 1973 Citroen SM. (171 HP @ 5500 RPM). In normal driving conditions, 2007 Audi S4 should accelerate faster than 1973 Citroen SM. With that said, vehicle weight also plays an important factor in acceleration. 1973 Citroen SM weights approximately 175 kg more than 2007 Audi S4.
Because 2007 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1973 Citroen SM. In wet, icy, snow, or gravel driving conditions, 2007 Audi S4 will offer significantly more control. 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, 2007 Audi S4 (410 Nm @ 3500 RPM) has 173 more torque (in Nm) than 1973 Citroen SM. (237 Nm @ 4000 RPM). This means 2007 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1973 Citroen SM.
Compare all specifications:
2007 Audi S4 | 1973 Citroen SM | |
Make | Audi | Citroen |
Model | S4 | SM |
Year Released | 2007 | 1973 |
Body Type | Convertible | Coupe |
Engine Position | Front | Front |
Engine Size | 4163 cc | 2670 cc |
Engine Cylinders | 8 cylinders | 6 cylinders |
Engine Type | V | V |
Valves per Cylinder | 5 valves | 2 valves |
Horse Power | 340 HP | 171 HP |
Engine RPM | 6800 RPM | 5500 RPM |
Torque | 410 Nm | 237 Nm |
Torque RPM | 3500 RPM | 4000 RPM |
Fuel Type | Diesel | Gasoline |
Drive Type | 4WD | Front |
Number of Seats | 4 seats | 2 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1275 kg | 1450 kg |
Vehicle Length | 4580 mm | 4900 mm |
Vehicle Width | 1780 mm | 1850 mm |
Vehicle Height | 1400 mm | 1330 mm |
Wheelbase Size | 2660 mm | 2960 mm |
Fuel Tank Capacity | 63 L | 25 L |