2004 Audi A4 vs. 1971 Citroen SM
To start off, 2004 Audi A4 is newer by 33 year(s). Which means there will be less support and parts availability for 1971 Citroen SM. In addition, the cost of maintenance, including insurance, on 1971 Citroen SM would be higher. At 2,981 cc (6 cylinders), 2004 Audi A4 is equipped with a bigger engine. In terms of performance, 2004 Audi A4 (217 HP @ 4000 RPM) has 59 more horse power than 1971 Citroen SM. (158 HP @ 5500 RPM). In normal driving conditions, 2004 Audi A4 should accelerate faster than 1971 Citroen SM. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A4 weights approximately 280 kg more than 1971 Citroen SM. 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, 2004 Audi A4 (300 Nm) has 65 more torque (in Nm) than 1971 Citroen SM. (235 Nm). This means 2004 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1971 Citroen SM.
Compare all specifications:
2004 Audi A4 | 1971 Citroen SM | |
Make | Audi | Citroen |
Model | A4 | SM |
Year Released | 2004 | 1971 |
Body Type | Convertible | Coupe |
Engine Position | Front | Front |
Engine Size | 2981 cc | 2670 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | V | V |
Valves per Cylinder | 5 valves | 2 valves |
Horse Power | 217 HP | 158 HP |
Engine RPM | 4000 RPM | 5500 RPM |
Torque | 300 Nm | 235 Nm |
Engine Bore Size | 83 mm | 87 mm |
Engine Stroke Size | 93 mm | 75 mm |
Drive Type | Front | Front |
Number of Seats | 4 seats | 4 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1730 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 | 2950 mm |
Fuel Tank Capacity | 70 L | 89 L |