2007 Citroen C4 vs. 1999 Opel Omega
To start off, 2007 Citroen C4 is newer by 8 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 5,663 cc (8 cylinders), 1999 Opel Omega is equipped with a bigger engine. In terms of performance, 1999 Opel Omega (311 HP) has 203 more horse power than 2007 Citroen C4. (108 HP) In normal driving conditions, 1999 Opel Omega should accelerate faster than 2007 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 1999 Opel Omega weights approximately 450 kg more than 2007 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, 2007 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 (459 Nm @ 4400 RPM) has 312 more torque (in Nm) than 2007 Citroen C4. (147 Nm @ 4000 RPM). This means 1999 Opel Omega will have an easier job in driving up hills or pulling heavy equipment than 2007 Citroen C4. 1999 Opel Omega has automatic transmission and 2007 Citroen C4 has manual transmission. 2007 Citroen C4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Opel Omega will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Citroen C4 | 1999 Opel Omega | |
| Make | Citroen | Opel |
| Model | C4 | Omega |
| Year Released | 2007 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 1587 cc | 5663 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 108 HP | 311 HP |
| Torque | 147 Nm | 459 Nm |
| Torque RPM | 4000 RPM | 4400 RPM |
| Engine Bore Size | 78 mm | 99 mm |
| Engine Stroke Size | 82 mm | 92 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 1200 kg | 1650 kg |
| Vehicle Length | 4270 mm | 4900 mm |
| Vehicle Width | 1780 mm | 1790 mm |
| Vehicle Height | 1460 mm | 1460 mm |
| Wheelbase Size | 2610 mm | 2740 mm |
