2009 Citroen C4 vs. 1999 Opel Omega
To start off, 2009 Citroen C4 is newer by 10 year(s). Which means there will be less support and parts availability for 1999 Opel Omega. In addition, the cost of maintenance, including insurance, on 1999 Opel Omega would be higher. At 2,498 cc (6 cylinders), 1999 Opel Omega is equipped with a bigger engine. In terms of performance, 1999 Opel Omega (123 HP @ 4500 RPM) has 34 more horse power than 2009 Citroen C4. (89 HP @ 4000 RPM) In normal driving conditions, 1999 Opel Omega should accelerate faster than 2009 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 1999 Opel Omega weights approximately 403 kg more than 2009 Citroen C4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 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 1999 Opel Omega. However, in wet, icy, snow, or gravel driving conditions, 2009 Citroen C4, 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, 1999 Opel Omega (251 Nm @ 2200 RPM) has 36 more torque (in Nm) than 2009 Citroen C4. (215 Nm @ 1750 RPM). This means 1999 Opel Omega will have an easier job in driving up hills or pulling heavy equipment than 2009 Citroen C4.
Compare all specifications:
| 2009 Citroen C4 | 1999 Opel Omega | |
| Make | Citroen | Opel |
| Model | C4 | Omega |
| Year Released | 2009 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 1560 cc | 2498 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 89 HP | 123 HP |
| Engine RPM | 4000 RPM | 4500 RPM |
| Torque | 215 Nm | 251 Nm |
| Torque RPM | 1750 RPM | 2200 RPM |
| Engine Bore Size | 75 mm | 80 mm |
| Engine Stroke Size | 88 mm | 82.8 mm |
| Fuel Type | Diesel | Diesel |
| Top Speed | 180 km/hour | 195 km/hour |
| Acceleration 0-100mph | 14.2 seconds | 13 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1332 kg | 1735 kg |
| Vehicle Length | 4270 mm | 4900 mm |
| Vehicle Width | 1780 mm | 1780 mm |
| Vehicle Height | 1460 mm | 1550 mm |
| Wheelbase Size | 2610 mm | 2640 mm |
| Fuel Tank Capacity | 60 L | 75 L |
