1977 Citroen GS vs. 2004 Porsche 911
To start off, 2004 Porsche 911 is newer by 27 year(s). Which means there will be less support and parts availability for 1977 Citroen GS. In addition, the cost of maintenance, including insurance, on 1977 Citroen GS would be higher. At 3,596 cc (6 cylinders), 2004 Porsche 911 is equipped with a bigger engine. In terms of performance, 2004 Porsche 911 (316 HP @ 8000 RPM) has 261 more horse power than 1977 Citroen GS. (55 HP @ 6500 RPM) In normal driving conditions, 2004 Porsche 911 should accelerate faster than 1977 Citroen GS. With that said, vehicle weight also plays an important factor in acceleration. 2004 Porsche 911 weights approximately 525 kg more than 1977 Citroen GS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Porsche 911 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2004 Porsche 911. However, in wet, icy, snow, or gravel driving conditions, 1977 Citroen GS, being front wheel drive (FWD), will offer much better control with better grip. 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 Porsche 911 (370 Nm) has 298 more torque (in Nm) than 1977 Citroen GS. (72 Nm). This means 2004 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1977 Citroen GS.
Compare all specifications:
| 1977 Citroen GS | 2004 Porsche 911 | |
| Make | Citroen | Porsche |
| Model | GS | 911 |
| Year Released | 1977 | 2004 |
| Engine Position | Front | Rear |
| Engine Size | 1015 cc | 3596 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | boxer | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 55 HP | 316 HP |
| Engine RPM | 6500 RPM | 8000 RPM |
| Torque | 72 Nm | 370 Nm |
| Engine Bore Size | 74 mm | 96 mm |
| Engine Stroke Size | 59 mm | 83 mm |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 890 kg | 1415 kg |
| Vehicle Length | 4130 mm | 4440 mm |
| Vehicle Width | 1620 mm | 1780 mm |
| Vehicle Height | 1360 mm | 1310 mm |
| Wheelbase Size | 2560 mm | 2360 mm |
| Fuel Tank Capacity | 43 L | 64 L |
