1973 Citroen DS vs. 1981 Renault 9
To start off, 1981 Renault 9 is newer by 8 year(s). Which means there will be less support and parts availability for 1973 Citroen DS. In addition, the cost of maintenance, including insurance, on 1973 Citroen DS would be higher. At 1,985 cc (4 cylinders), 1973 Citroen DS is equipped with a bigger engine. In terms of performance, 1973 Citroen DS (103 HP @ 5500 RPM) has 49 more horse power than 1981 Renault 9. (54 HP @ 4800 RPM). In normal driving conditions, 1973 Citroen DS should accelerate faster than 1981 Renault 9. With that said, vehicle weight also plays an important factor in acceleration. 1973 Citroen DS weights approximately 295 kg more than 1981 Renault 9. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1973 Citroen DS (152 Nm @ 3500 RPM) has 48 more torque (in Nm) than 1981 Renault 9. (104 Nm @ 2250 RPM). This means 1973 Citroen DS will have an easier job in driving up hills or pulling heavy equipment than 1981 Renault 9.
Compare all specifications:
| 1973 Citroen DS | 1981 Renault 9 | |
| Make | Citroen | Renault |
| Model | DS | 9 |
| Year Released | 1973 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 1985 cc | 1595 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 103 HP | 54 HP |
| Engine RPM | 5500 RPM | 4800 RPM |
| Torque | 152 Nm | 104 Nm |
| Torque RPM | 3500 RPM | 2250 RPM |
| Engine Bore Size | 86 mm | 78 mm |
| Engine Stroke Size | 85.5 mm | 83.5 mm |
| Engine Compression Ratio | 9.0:1 | 22.5:1 |
| Fuel Type | Gasoline | Diesel |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1210 kg | 915 kg |
| Vehicle Length | 4810 mm | 4070 mm |
| Vehicle Width | 1800 mm | 1660 mm |
| Vehicle Height | 1480 mm | 1410 mm |
| Wheelbase Size | 3130 mm | 2490 mm |
