1975 Citroen GS vs. 2006 Smart ForFour
To start off, 2006 Smart ForFour is newer by 31 year(s). Which means there will be less support and parts availability for 1975 Citroen GS. In addition, the cost of maintenance, including insurance, on 1975 Citroen GS would be higher. At 1,499 cc (4 cylinders), 2006 Smart ForFour is equipped with a bigger engine. In terms of performance, 2006 Smart ForFour (108 HP @ 6000 RPM) has 53 more horse power than 1975 Citroen GS. (55 HP @ 6500 RPM) In normal driving conditions, 2006 Smart ForFour should accelerate faster than 1975 Citroen GS. With that said, vehicle weight also plays an important factor in acceleration. 2006 Smart ForFour weights approximately 88 kg more than 1975 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, 2006 Smart ForFour (145 Nm @ 4000 RPM) has 73 more torque (in Nm) than 1975 Citroen GS. (72 Nm @ 3500 RPM). This means 2006 Smart ForFour will have an easier job in driving up hills or pulling heavy equipment than 1975 Citroen GS.
Compare all specifications:
| 1975 Citroen GS | 2006 Smart ForFour | |
| Make | Citroen | Smart |
| Model | GS | ForFour |
| Year Released | 1975 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1014 cc | 1499 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 55 HP | 108 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 72 Nm | 145 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 74 mm | 75.5 mm |
| Engine Stroke Size | 59 mm | 84.8 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 890 kg | 978 kg |
| Vehicle Length | 4130 mm | 3760 mm |
| Vehicle Width | 1620 mm | 1690 mm |
| Vehicle Height | 1360 mm | 1460 mm |
| Wheelbase Size | 2560 mm | 2510 mm |
| Fuel Tank Capacity | 43 L | 47 L |
