2004 Citroen C4 vs. 2003 Opel Vectra
To start off, 2004 Citroen C4 is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2003 Opel Vectra would be higher. At 1,997 cc (4 cylinders), 2004 Citroen C4 is equipped with a bigger engine. In terms of performance, 2004 Citroen C4 (134 HP @ 6000 RPM) has 34 more horse power than 2003 Opel Vectra. (100 HP @ 4300 RPM). In normal driving conditions, 2004 Citroen C4 should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 228 kg more than 2004 Citroen C4.
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 Vectra (205 Nm @ 1600 RPM) has 15 more torque (in Nm) than 2004 Citroen C4. (190 Nm @ 4100 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2004 Citroen C4. 2004 Citroen C4 has automatic transmission and 2003 Opel Vectra has manual transmission. 2003 Opel Vectra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Citroen C4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Citroen C4 | 2003 Opel Vectra | |
| Make | Citroen | Opel |
| Model | C4 | Vectra |
| Year Released | 2004 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 1994 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 134 HP | 100 HP |
| Engine RPM | 6000 RPM | 4300 RPM |
| Torque | 190 Nm | 205 Nm |
| Torque RPM | 4100 RPM | 1600 RPM |
| Engine Bore Size | 85 mm | 84 mm |
| Engine Stroke Size | 88 mm | 90 mm |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1262 kg | 1490 kg |
| Vehicle Length | 4270 mm | 4830 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1460 mm | 1510 mm |
