2004 Citroen C 15 vs. 1986 Opel Omega
To start off, 2004 Citroen C 15 is newer by 18 year(s). Which means there will be less support and parts availability for 1986 Opel Omega. In addition, the cost of maintenance, including insurance, on 1986 Opel Omega would be higher. At 1,998 cc (4 cylinders), 1986 Opel Omega is equipped with a bigger engine. In terms of performance, 1986 Opel Omega (122 HP @ 5400 RPM) has 63 more horse power than 2004 Citroen C 15. (59 HP @ 4600 RPM) In normal driving conditions, 1986 Opel Omega should accelerate faster than 2004 Citroen C 15. With that said, vehicle weight also plays an important factor in acceleration. 1986 Opel Omega weights approximately 315 kg more than 2004 Citroen C 15. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1986 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 1986 Opel Omega. However, in wet, icy, snow, or gravel driving conditions, 2004 Citroen C 15, 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, 1986 Opel Omega (175 Nm @ 2600 RPM) has 55 more torque (in Nm) than 2004 Citroen C 15. (120 Nm @ 2000 RPM). This means 1986 Opel Omega will have an easier job in driving up hills or pulling heavy equipment than 2004 Citroen C 15.
Compare all specifications:
| 2004 Citroen C 15 | 1986 Opel Omega | |
| Make | Citroen | Opel |
| Model | C 15 | Omega |
| Year Released | 2004 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 1769 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 59 HP | 122 HP |
| Engine RPM | 4600 RPM | 5400 RPM |
| Torque | 120 Nm | 175 Nm |
| Torque RPM | 2000 RPM | 2600 RPM |
| Engine Bore Size | 80 mm | 86 mm |
| Engine Stroke Size | 88 mm | 86 mm |
| Engine Compression Ratio | 23.0:1 | 10.0:1 |
| Top Speed | 196 km/hour | 190 km/hour |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 995 kg | 1310 kg |
| Vehicle Length | 4010 mm | 4740 mm |
| Vehicle Width | 1650 mm | 1780 mm |
| Vehicle Height | 1820 mm | 1540 mm |
| Wheelbase Size | 2470 mm | 2740 mm |
| Fuel Tank Capacity | 66 L | 70 L |
