1999 Opel Omega vs. 2011 Citroen C5
To start off, 2011 Citroen C5 is newer by 12 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 2,497 cc (6 cylinders), 1999 Opel Omega is equipped with a bigger engine. In terms of performance, 2011 Citroen C5 (138 HP @ 6000 RPM) has 8 more horse power than 1999 Opel Omega. (130 HP @ 4400 RPM) In normal driving conditions, 2011 Citroen C5 should accelerate faster than 1999 Opel Omega. With that said, vehicle weight also plays an important factor in acceleration. 1999 Opel Omega weights approximately 22 kg more than 2011 Citroen C5.
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, 2011 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, 1999 Opel Omega (250 Nm @ 2200 RPM) has 50 more torque (in Nm) than 2011 Citroen C5. (200 Nm @ 4000 RPM). This means 1999 Opel Omega will have an easier job in driving up hills or pulling heavy equipment than 2011 Citroen C5.
Compare all specifications:
| 1999 Opel Omega | 2011 Citroen C5 | |
| Make | Opel | Citroen |
| Model | Omega | C5 |
| Year Released | 1999 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 1997 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 130 HP | 138 HP |
| Engine RPM | 4400 RPM | 6000 RPM |
| Torque | 250 Nm | 200 Nm |
| Torque RPM | 2200 RPM | 4000 RPM |
| Engine Compression Ratio | 22.5:1 | 10.8:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1675 kg | 1653 kg |
| Vehicle Length | 4900 mm | 4840 mm |
| Vehicle Width | 1790 mm | 1860 mm |
| Vehicle Height | 1460 mm | 1520 mm |
| Wheelbase Size | 2740 mm | 2820 mm |
