2005 Citroen C6 vs. 2004 Opel Signum
To start off, 2005 Citroen C6 is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Opel Signum. In addition, the cost of maintenance, including insurance, on 2004 Opel Signum would be higher. At 2,721 cc (6 cylinders), 2005 Citroen C6 is equipped with a bigger engine. In terms of performance, 2005 Citroen C6 (205 HP @ 4000 RPM) has 32 more horse power than 2004 Opel Signum. (173 HP @ 5500 RPM). In normal driving conditions, 2005 Citroen C6 should accelerate faster than 2004 Opel Signum.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2005 Citroen C6 (440 Nm @ 1900 RPM) has 175 more torque (in Nm) than 2004 Opel Signum. (265 Nm @ 2500 RPM). This means 2005 Citroen C6 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Signum. 2005 Citroen C6 has automatic transmission and 2004 Opel Signum has manual transmission. 2004 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Citroen C6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Citroen C6 | 2004 Opel Signum | |
| Make | Citroen | Opel |
| Model | C6 | Signum |
| Year Released | 2005 | 2004 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2721 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 205 HP | 173 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 440 Nm | 265 Nm |
| Torque RPM | 1900 RPM | 2500 RPM |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 4920 mm | 4640 mm |
| Vehicle Width | 1870 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2910 mm | 2840 mm |
