1971 Citroen DS vs. 2007 Porsche 911
To start off, 2007 Porsche 911 is newer by 36 year(s). Which means there will be less support and parts availability for 1971 Citroen DS. In addition, the cost of maintenance, including insurance, on 1971 Citroen DS would be higher. At 3,600 cc (6 cylinders), 2007 Porsche 911 is equipped with a bigger engine. In terms of performance, 2007 Porsche 911 (473 HP @ 6000 RPM) has 375 more horse power than 1971 Citroen DS. (98 HP @ 5500 RPM) In normal driving conditions, 2007 Porsche 911 should accelerate faster than 1971 Citroen DS. With that said, vehicle weight also plays an important factor in acceleration. 2007 Porsche 911 weights approximately 378 kg more than 1971 Citroen DS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1971 Citroen DS. In wet, icy, snow, or gravel driving conditions, 2007 Porsche 911 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 Porsche 911 (620 Nm @ 1950 RPM) has 469 more torque (in Nm) than 1971 Citroen DS. (151 Nm @ 3500 RPM). This means 2007 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1971 Citroen DS.
Compare all specifications:
| 1971 Citroen DS | 2007 Porsche 911 | |
| Make | Citroen | Porsche |
| Model | DS | 911 |
| Year Released | 1971 | 2007 |
| Engine Position | Front | Rear |
| Engine Size | 1985 cc | 3600 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 98 HP | 473 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 151 Nm | 620 Nm |
| Torque RPM | 3500 RPM | 1950 RPM |
| Engine Compression Ratio | 9.0:1 | 10.1:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Weight | 1212 kg | 1590 kg |
| Vehicle Length | 4810 mm | 4440 mm |
| Vehicle Width | 1800 mm | 1860 mm |
| Vehicle Height | 1480 mm | 1310 mm |
| Wheelbase Size | 3130 mm | 2360 mm |
