1973 Citroen GS vs. 1987 Ford Sierra
To start off, 1987 Ford Sierra is newer by 14 year(s). Which means there will be less support and parts availability for 1973 Citroen GS. In addition, the cost of maintenance, including insurance, on 1973 Citroen GS would be higher. At 2,303 cc (4 cylinders), 1987 Ford Sierra is equipped with a bigger engine. In terms of performance, 1987 Ford Sierra (66 HP @ 4200 RPM) has 11 more horse power than 1973 Citroen GS. (55 HP @ 6500 RPM) In normal driving conditions, 1987 Ford Sierra should accelerate faster than 1973 Citroen GS. With that said, vehicle weight also plays an important factor in acceleration. 1987 Ford Sierra weights approximately 280 kg more than 1973 Citroen GS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1987 Ford Sierra 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 1987 Ford Sierra. However, in wet, icy, snow, or gravel driving conditions, 1973 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, 1987 Ford Sierra (142 Nm @ 2000 RPM) has 70 more torque (in Nm) than 1973 Citroen GS. (72 Nm @ 3500 RPM). This means 1987 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 1973 Citroen GS.
Compare all specifications:
| 1973 Citroen GS | 1987 Ford Sierra | |
| Make | Citroen | Ford |
| Model | GS | Sierra |
| Year Released | 1973 | 1987 |
| Engine Position | Front | Front |
| Engine Size | 1015 cc | 2303 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 55 HP | 66 HP |
| Engine RPM | 6500 RPM | 4200 RPM |
| Torque | 72 Nm | 142 Nm |
| Torque RPM | 3500 RPM | 2000 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Rear |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 890 kg | 1170 kg |
| Vehicle Length | 4130 mm | 4430 mm |
| Vehicle Width | 1620 mm | 1700 mm |
| Vehicle Height | 1360 mm | 1370 mm |
| Wheelbase Size | 2560 mm | 2620 mm |
