1976 Citroen CX vs. 2007 Opel Vectra
To start off, 2007 Opel Vectra is newer by 31 year(s). Which means there will be less support and parts availability for 1976 Citroen CX. In addition, the cost of maintenance, including insurance, on 1976 Citroen CX would be higher. At 2,791 cc (6 cylinders), 2007 Opel Vectra is equipped with a bigger engine. In terms of performance, 2007 Opel Vectra (276 HP @ 5500 RPM) has 161 more horse power than 1976 Citroen CX. (115 HP @ 5500 RPM) In normal driving conditions, 2007 Opel Vectra should accelerate faster than 1976 Citroen CX. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Vectra weights approximately 308 kg more than 1976 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, 2007 Opel Vectra (355 Nm @ 1800 RPM) has 169 more torque (in Nm) than 1976 Citroen CX. (186 Nm @ 2750 RPM). This means 2007 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1976 Citroen CX.
Compare all specifications:
| 1976 Citroen CX | 2007 Opel Vectra | |
| Make | Citroen | Opel |
| Model | CX | Vectra |
| Year Released | 1976 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2345 cc | 2791 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 115 HP | 276 HP |
| Engine RPM | 5500 RPM | 5500 RPM |
| Torque | 186 Nm | 355 Nm |
| Torque RPM | 2750 RPM | 1800 RPM |
| Engine Bore Size | 93.5 mm | 89 mm |
| Engine Stroke Size | 85.5 mm | 74.8 mm |
| Engine Compression Ratio | 8.8:1 | 9.5:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1305 kg | 1613 kg |
| Vehicle Length | 4670 mm | 4830 mm |
| Vehicle Width | 1730 mm | 1800 mm |
| Vehicle Height | 1370 mm | 1490 mm |
| Wheelbase Size | 2850 mm | 2840 mm |
| Fuel Tank Capacity | 68 L | 61 L |
