2004 Citroen C5 vs. 2005 Opel Omega
To start off, 2005 Opel Omega is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Citroen C5. In addition, the cost of maintenance, including insurance, on 2004 Citroen C5 would be higher. At 2,597 cc (6 cylinders), 2005 Opel Omega is equipped with a bigger engine. In terms of performance, 2005 Opel Omega (178 HP @ 3400 RPM) has 121 more horse power than 2004 Citroen C5. (57 HP @ 5500 RPM) In normal driving conditions, 2005 Opel Omega should accelerate faster than 2004 Citroen C5. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Omega weights approximately 263 kg more than 2004 Citroen C5. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Opel Omega is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2005 Opel Omega. However, in wet, icy, snow, or gravel driving conditions, 2004 Citroen C5, being front wheel drive (FWD), will offer much better control with better grip. 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 Omega (240 Nm @ 3400 RPM) has 130 more torque (in Nm) than 2004 Citroen C5. (110 Nm @ 4000 RPM). This means 2005 Opel Omega will have an easier job in driving up hills or pulling heavy equipment than 2004 Citroen C5. 2005 Opel Omega has automatic transmission and 2004 Citroen C5 has manual transmission. 2004 Citroen C5 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Opel Omega will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Citroen C5 | 2005 Opel Omega | |
| Make | Citroen | Opel |
| Model | C5 | Omega |
| Year Released | 2004 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1761 cc | 2597 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 57 HP | 178 HP |
| Engine RPM | 5500 RPM | 3400 RPM |
| Torque | 110 Nm | 240 Nm |
| Torque RPM | 4000 RPM | 3400 RPM |
| Engine Bore Size | 82.7 mm | 83.2 mm |
| Engine Stroke Size | 81.4 mm | 79.6 mm |
| Engine Compression Ratio | 10.8:1 | 10.0:1 |
| Top Speed | 192 km/hour | 229 km/hour |
| Acceleration 0-100mph | 11.6 seconds | 9.5 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1422 kg | 1685 kg |
| Vehicle Length | 4850 mm | 4900 mm |
| Vehicle Width | 1790 mm | 1780 mm |
| Vehicle Height | 1520 mm | 1460 mm |
| Wheelbase Size | 2770 mm | 2520 mm |
| Fuel Consumption Overall | 7.9 L/100km | 10.6 L/100km |
| Fuel Tank Capacity | 66 L | 75 L |
