1973 Citroen Dyane vs. 2003 Opel Signum
To start off, 2003 Opel Signum is newer by 30 year(s). Which means there will be less support and parts availability for 1973 Citroen Dyane. In addition, the cost of maintenance, including insurance, on 1973 Citroen Dyane would be higher. At 2,958 cc (6 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (174 HP @ 4000 RPM) has 150 more horse power than 1973 Citroen Dyane. (24 HP @ 6750 RPM) In normal driving conditions, 2003 Opel Signum should accelerate faster than 1973 Citroen Dyane. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 1105 kg more than 1973 Citroen Dyane. 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. Let's talk about torque, 2003 Opel Signum (370 Nm @ 1900 RPM) has 341 more torque (in Nm) than 1973 Citroen Dyane. (29 Nm @ 4000 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1973 Citroen Dyane.
Compare all specifications:
| 1973 Citroen Dyane | 2003 Opel Signum | |
| Make | Citroen | Opel |
| Model | Dyane | Signum |
| Year Released | 1973 | 2003 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 425 cc | 2958 cc |
| Engine Cylinders | 2 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 24 HP | 174 HP |
| Engine RPM | 6750 RPM | 4000 RPM |
| Torque | 29 Nm | 370 Nm |
| Torque RPM | 4000 RPM | 1900 RPM |
| Engine Bore Size | 68.5 mm | 87.6 mm |
| Engine Stroke Size | 59 mm | 82 mm |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 590 kg | 1695 kg |
| Vehicle Length | 3880 mm | 4640 mm |
| Vehicle Width | 1510 mm | 1800 mm |
| Vehicle Height | 1560 mm | 1470 mm |
| Wheelbase Size | 2410 mm | 2710 mm |
| Fuel Tank Capacity | 43 L | 60 L |
