1974 Citroen GS vs. 2007 Porsche 911
To start off, 2007 Porsche 911 is newer by 33 year(s). Which means there will be less support and parts availability for 1974 Citroen GS. In addition, the cost of maintenance, including insurance, on 1974 Citroen GS would be higher. At 3,824 cc (6 cylinders), 2007 Porsche 911 is equipped with a bigger engine. In terms of performance, 2007 Porsche 911 (351 HP @ 6600 RPM) has 292 more horse power than 1974 Citroen GS. (59 HP @ 5750 RPM) In normal driving conditions, 2007 Porsche 911 should accelerate faster than 1974 Citroen GS. With that said, vehicle weight also plays an important factor in acceleration. 2007 Porsche 911 weights approximately 601 kg more than 1974 Citroen GS. 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 1974 Citroen GS. 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.
Compare all specifications:
| 1974 Citroen GS | 2007 Porsche 911 | |
| Make | Citroen | Porsche |
| Model | GS | 911 |
| Year Released | 1974 | 2007 |
| Engine Position | Front | Rear |
| Engine Size | 1220 cc | 3824 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | boxer | boxer |
| Horse Power | 59 HP | 351 HP |
| Engine RPM | 5750 RPM | 6600 RPM |
| Engine Bore Size | 77 mm | 99 mm |
| Engine Stroke Size | 65.5 mm | 82.8 mm |
| Engine Compression Ratio | 8.2:1 | 11.8:1 |
| Top Speed | 153 km/hour | 288 km/hour |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 874 kg | 1475 kg |
| Vehicle Length | 3820 mm | 4430 mm |
| Vehicle Width | 1610 mm | 1860 mm |
| Wheelbase Size | 2560 mm | 2360 mm |
