2009 Citroen C4 vs. 1990 Opel Omega
To start off, 2009 Citroen C4 is newer by 19 year(s). Which means there will be less support and parts availability for 1990 Opel Omega. In addition, the cost of maintenance, including insurance, on 1990 Opel Omega would be higher. At 2,594 cc (6 cylinders), 1990 Opel Omega is equipped with a bigger engine. In terms of performance, 1990 Opel Omega (149 HP @ 5600 RPM) has 15 more horse power than 2009 Citroen C4. (134 HP @ 4000 RPM) In normal driving conditions, 1990 Opel Omega should accelerate faster than 2009 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 1990 Opel Omega weights approximately 9 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.
Let's talk about torque, 2009 Citroen C4 (320 Nm @ 2000 RPM) has 96 more torque (in Nm) than 1990 Opel Omega. (224 Nm @ 3600 RPM). This means 2009 Citroen C4 will have an easier job in driving up hills or pulling heavy equipment than 1990 Opel Omega.
Compare all specifications:
| 2009 Citroen C4 | 1990 Opel Omega | |
| Make | Citroen | Opel |
| Model | C4 | Omega |
| Year Released | 2009 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 2594 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 134 HP | 149 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 320 Nm | 224 Nm |
| Torque RPM | 2000 RPM | 3600 RPM |
| Fuel Type | Diesel | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1456 kg | 1465 kg |
| Vehicle Length | 4270 mm | 4740 mm |
| Vehicle Width | 1780 mm | 1780 mm |
| Vehicle Height | 1460 mm | 1490 mm |
| Wheelbase Size | 2610 mm | 2740 mm |
