1980 Citroen CX vs. 2006 Kia Optima
To start off, 2006 Kia Optima is newer by 26 year(s). Which means there will be less support and parts availability for 1980 Citroen CX. In addition, the cost of maintenance, including insurance, on 1980 Citroen CX would be higher. At 2,351 cc (4 cylinders), 2006 Kia Optima is equipped with a bigger engine. In terms of performance, 2006 Kia Optima (138 HP @ 5500 RPM) has 33 more horse power than 1980 Citroen CX. (105 HP @ 5500 RPM) In normal driving conditions, 2006 Kia Optima should accelerate faster than 1980 Citroen CX. With that said, vehicle weight also plays an important factor in acceleration. 2006 Kia Optima weights approximately 775 kg more than 1980 Citroen CX. 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, 2006 Kia Optima (199 Nm @ 3000 RPM) has 47 more torque (in Nm) than 1980 Citroen CX. (152 Nm @ 3250 RPM). This means 2006 Kia Optima will have an easier job in driving up hills or pulling heavy equipment than 1980 Citroen CX.
Compare all specifications:
| 1980 Citroen CX | 2006 Kia Optima | |
| Make | Citroen | Kia |
| Model | CX | Optima |
| Year Released | 1980 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 2351 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 105 HP | 138 HP |
| Engine RPM | 5500 RPM | 5500 RPM |
| Torque | 152 Nm | 199 Nm |
| Torque RPM | 3250 RPM | 3000 RPM |
| Engine Bore Size | 86 mm | 86.5 mm |
| Engine Stroke Size | 85.5 mm | 100 mm |
| Engine Compression Ratio | 9.0:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1225 kg | 2000 kg |
| Vehicle Length | 4670 mm | 4730 mm |
| Vehicle Width | 1770 mm | 1820 mm |
| Vehicle Height | 1370 mm | 1420 mm |
| Wheelbase Size | 2750 mm | 2710 mm |
| Fuel Consumption Overall | 5.3 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 80 L | 65 L |
