1966 Citroen DS vs. 1999 Alfa Romeo 156
To start off, 1999 Alfa Romeo 156 is newer by 33 year(s). Which means there will be less support and parts availability for 1966 Citroen DS. In addition, the cost of maintenance, including insurance, on 1966 Citroen DS would be higher. At 2,492 cc (6 cylinders), 1999 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 1999 Alfa Romeo 156 (187 HP @ 6300 RPM) has 79 more horse power than 1966 Citroen DS. (108 HP @ 5500 RPM) In normal driving conditions, 1999 Alfa Romeo 156 should accelerate faster than 1966 Citroen DS. With that said, vehicle weight also plays an important factor in acceleration. 1966 Citroen DS weights approximately 100 kg more than 1999 Alfa Romeo 156.
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, 1999 Alfa Romeo 156 (222 Nm @ 5000 RPM) has 45 more torque (in Nm) than 1966 Citroen DS. (177 Nm @ 3000 RPM). This means 1999 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1966 Citroen DS.
Compare all specifications:
| 1966 Citroen DS | 1999 Alfa Romeo 156 | |
| Make | Citroen | Alfa Romeo |
| Model | DS | 156 |
| Year Released | 1966 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 2175 cc | 2492 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 108 HP | 187 HP |
| Engine RPM | 5500 RPM | 6300 RPM |
| Torque | 177 Nm | 222 Nm |
| Torque RPM | 3000 RPM | 5000 RPM |
| Engine Bore Size | 90 mm | 88 mm |
| Engine Stroke Size | 85.5 mm | 68.3 mm |
| Engine Compression Ratio | 8.8:1 | 10.3:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1450 kg | 1350 kg |
| Vehicle Length | 5000 mm | 4440 mm |
| Vehicle Width | 1800 mm | 1750 mm |
| Vehicle Height | 1540 mm | 1420 mm |
| Wheelbase Size | 3140 mm | 2600 mm |
| Fuel Tank Capacity | 25 L | 63 L |
