1974 Citroen GS vs. 2009 Fiat Siena
To start off, 2009 Fiat Siena is newer by 35 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 1,581 cc (4 cylinders), 2009 Fiat Siena is equipped with a bigger engine. In terms of performance, 2009 Fiat Siena (100 HP @ 5500 RPM) has 41 more horse power than 1974 Citroen GS. (59 HP @ 5750 RPM) In normal driving conditions, 2009 Fiat Siena should accelerate faster than 1974 Citroen GS. With that said, vehicle weight also plays an important factor in acceleration. 2009 Fiat Siena weights approximately 200 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.
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.
Compare all specifications:
| 1974 Citroen GS | 2009 Fiat Siena | |
| Make | Citroen | Fiat |
| Model | GS | Siena |
| Year Released | 1974 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 1220 cc | 1581 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 59 HP | 100 HP |
| Engine RPM | 5750 RPM | 5500 RPM |
| Engine Bore Size | 77 mm | 86.4 mm |
| Engine Stroke Size | 65.5 mm | 67.4 mm |
| Engine Compression Ratio | 8.2:1 | 9.5:1 |
| Top Speed | 153 km/hour | 184 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 874 kg | 1074 kg |
| Vehicle Length | 3820 mm | 3550 mm |
| Vehicle Width | 1610 mm | 1640 mm |
| Wheelbase Size | 2560 mm | 2380 mm |
