1951 Citroen 15 vs. 1971 Citroen GS
To start off, 1971 Citroen GS is newer by 20 year(s). Which means there will be less support and parts availability for 1951 Citroen 15. In addition, the cost of maintenance, including insurance, on 1951 Citroen 15 would be higher. At 2,867 cc (6 cylinders), 1951 Citroen 15 is equipped with a bigger engine. In terms of performance, 1951 Citroen 15 (76 HP @ 3800 RPM) has 21 more horse power than 1971 Citroen GS. (55 HP @ 6500 RPM). In normal driving conditions, 1951 Citroen 15 should accelerate faster than 1971 Citroen GS. With that said, vehicle weight also plays an important factor in acceleration. 1951 Citroen 15 weights approximately 436 kg more than 1971 Citroen GS. 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, 1951 Citroen 15 (187 Nm) has 115 more torque (in Nm) than 1971 Citroen GS. (72 Nm). This means 1951 Citroen 15 will have an easier job in driving up hills or pulling heavy equipment than 1971 Citroen GS.
Compare all specifications:
| 1951 Citroen 15 | 1971 Citroen GS | |
| Make | Citroen | Citroen |
| Model | 15 | GS |
| Year Released | 1951 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 2867 cc | 1015 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 76 HP | 55 HP |
| Engine RPM | 3800 RPM | 6500 RPM |
| Torque | 187 Nm | 72 Nm |
| Engine Bore Size | 78 mm | 74 mm |
| Engine Stroke Size | 100 mm | 59 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Vehicle Weight | 1326 kg | 890 kg |
| Vehicle Length | 4770 mm | 4130 mm |
| Vehicle Width | 1800 mm | 1620 mm |
| Vehicle Height | 1570 mm | 1360 mm |
| Wheelbase Size | 3100 mm | 2560 mm |
