1971 Citroen SM vs. 2013 Porsche 911
To start off, 2013 Porsche 911 is newer by 42 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 3,800 cc (6 cylinders), 2013 Porsche 911 is equipped with a bigger engine. In terms of performance, 2013 Porsche 911 (395 HP @ 7400 RPM) has 237 more horse power than 1971 Citroen SM. (158 HP @ 5500 RPM) In normal driving conditions, 2013 Porsche 911 should accelerate faster than 1971 Citroen SM. With that said, vehicle weight also plays an important factor in acceleration. 2013 Porsche 911 weights approximately 15 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, 2013 Porsche 911 (441 Nm @ 5600 RPM) has 206 more torque (in Nm) than 1971 Citroen SM. (235 Nm @ 4000 RPM). This means 2013 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1971 Citroen SM. 2013 Porsche 911 has automatic transmission and 1971 Citroen SM has manual transmission. 1971 Citroen SM will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2013 Porsche 911 will be easier to drive especially in heavy traffic.
Compare all specifications:
1971 Citroen SM | 2013 Porsche 911 | |
Make | Citroen | Porsche |
Model | SM | 911 |
Year Released | 1971 | 2013 |
Body Type | Coupe | Convertible |
Engine Position | Front | Front |
Engine Size | 2670 cc | 3800 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | V | boxer |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 158 HP | 395 HP |
Engine RPM | 5500 RPM | 7400 RPM |
Torque | 235 Nm | 441 Nm |
Torque RPM | 4000 RPM | 5600 RPM |
Engine Bore Size | 87 mm | 102 mm |
Engine Stroke Size | 75 mm | 77 mm |
Fuel Type | Gasoline | Diesel |
Drive Type | Front | Front |
Transmission Type | Manual | Automatic |
Number of Seats | 4 seats | 4 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1450 kg | 1465 kg |
Vehicle Length | 4900 mm | 4491 mm |
Vehicle Width | 1850 mm | 1978 mm |
Vehicle Height | 1330 mm | 1292 mm |
Wheelbase Size | 2950 mm | 2450 mm |