2007 Citroen C4 vs. 2005 Opel Vectra
To start off, 2007 Citroen C4 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2005 Opel Vectra would be higher. At 1,909 cc (4 cylinders), 2005 Opel Vectra is equipped with a bigger engine. In terms of performance, 2005 Opel Vectra (148 HP) has 40 more horse power than 2007 Citroen C4. (108 HP) In normal driving conditions, 2005 Opel Vectra should accelerate faster than 2007 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Citroen C4 weights approximately 75 kg more than 2005 Opel Vectra.
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, 2005 Opel Vectra (321 Nm @ 2000 RPM) has 174 more torque (in Nm) than 2007 Citroen C4. (147 Nm @ 4000 RPM). This means 2005 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2007 Citroen C4.
Compare all specifications:
| 2007 Citroen C4 | 2005 Opel Vectra | |
| Make | Citroen | Opel |
| Model | C4 | Vectra |
| Year Released | 2007 | 2005 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1587 cc | 1909 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 108 HP | 148 HP |
| Torque | 147 Nm | 321 Nm |
| Torque RPM | 4000 RPM | 2000 RPM |
| Engine Bore Size | 78.5 mm | 82 mm |
| Engine Stroke Size | 82 mm | 90.4 mm |
| Engine Compression Ratio | 11.0:1 | 18.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 194 km/hour | 217 km/hour |
| Acceleration 0-100mph | 12.2 seconds | 9.8 seconds |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1275 kg | 1200 kg |
| Vehicle Length | 4190 mm | 4600 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1460 mm | 1470 mm |
| Wheelbase Size | 2610 mm | 2640 mm |
| Fuel Consumption Overall | 7.1 L/100km | 5.8 L/100km |
| Fuel Tank Capacity | 60 L | 61 L |
