1973 Citroen GS vs. 2009 Daihatsu Sirion
To start off, 2009 Daihatsu Sirion is newer by 36 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 1,990 cc (2 cylinders), 1973 Citroen GS is equipped with a bigger engine. In terms of performance, 1973 Citroen GS (106 HP @ 6500 RPM) has 4 more horse power than 2009 Daihatsu Sirion. (102 HP @ 6000 RPM). In normal driving conditions, 1973 Citroen GS should accelerate faster than 2009 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 1973 Citroen GS weights approximately 264 kg more than 2009 Daihatsu Sirion. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Daihatsu Sirion is four wheel drive (4WD), it will have significant more traction and grip than 1973 Citroen GS. In wet, icy, snow, or gravel driving conditions, 2009 Daihatsu Sirion will offer significantly more control. 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, both vehicles can yield 138 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 1973 Citroen GS | 2009 Daihatsu Sirion | |
| Make | Citroen | Daihatsu |
| Model | GS | Sirion |
| Year Released | 1973 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 1990 cc | 1495 cc |
| Engine Cylinders | 2 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 106 HP | 102 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 138 Nm | 138 Nm |
| Torque RPM | 3000 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1170 kg | 906 kg |
| Vehicle Length | 4130 mm | 3640 mm |
| Vehicle Width | 1650 mm | 1670 mm |
| Vehicle Height | 1360 mm | 1560 mm |
| Wheelbase Size | 2560 mm | 2440 mm |
| Fuel Tank Capacity | 56 L | 40 L |
