1975 Citroen CX vs. 2007 Porsche 911
To start off, 2007 Porsche 911 is newer by 32 year(s). Which means there will be less support and parts availability for 1975 Citroen CX. In addition, the cost of maintenance, including insurance, on 1975 Citroen CX would be higher. At 3,596 cc (6 cylinders), 2007 Porsche 911 is equipped with a bigger engine. In terms of performance, 2007 Porsche 911 (321 HP @ 6800 RPM) has 206 more horse power than 1975 Citroen CX. (115 HP @ 5600 RPM) In normal driving conditions, 2007 Porsche 911 should accelerate faster than 1975 Citroen CX. With that said, vehicle weight also plays an important factor in acceleration. 2007 Porsche 911 weights approximately 240 kg more than 1975 Citroen CX. 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 1975 Citroen CX. 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 (370 Nm @ 4250 RPM) has 192 more torque (in Nm) than 1975 Citroen CX. (178 Nm @ 3250 RPM). This means 2007 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1975 Citroen CX.
Compare all specifications:
| 1975 Citroen CX | 2007 Porsche 911 | |
| Make | Citroen | Porsche |
| Model | CX | 911 |
| Year Released | 1975 | 2007 |
| Engine Position | Front | Rear |
| Engine Size | 2164 cc | 3596 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 115 HP | 321 HP |
| Engine RPM | 5600 RPM | 6800 RPM |
| Torque | 178 Nm | 370 Nm |
| Torque RPM | 3250 RPM | 4250 RPM |
| Engine Bore Size | 88 mm | 96.1 mm |
| Engine Stroke Size | 89 mm | 82.8 mm |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1245 kg | 1485 kg |
| Vehicle Length | 4680 mm | 4440 mm |
| Vehicle Width | 1780 mm | 1780 mm |
| Vehicle Height | 1370 mm | 1310 mm |
| Wheelbase Size | 2860 mm | 2360 mm |
