1989 Citroen XM vs. 2007 Opel Signum
To start off, 2007 Opel Signum is newer by 18 year(s). Which means there will be less support and parts availability for 1989 Citroen XM. In addition, the cost of maintenance, including insurance, on 1989 Citroen XM would be higher. At 2,975 cc (6 cylinders), 1989 Citroen XM is equipped with a bigger engine. In terms of performance, 1989 Citroen XM (170 HP @ 5600 RPM) has 17 more horse power than 2007 Opel Signum. (153 HP @ 5600 RPM). In normal driving conditions, 1989 Citroen XM should accelerate faster than 2007 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Signum weights approximately 221 kg more than 1989 Citroen XM.
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, 1989 Citroen XM (240 Nm @ 4600 RPM) has 20 more torque (in Nm) than 2007 Opel Signum. (220 Nm @ 3800 RPM). This means 1989 Citroen XM will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Signum.
Compare all specifications:
| 1989 Citroen XM | 2007 Opel Signum | |
| Make | Citroen | Opel |
| Model | XM | Signum |
| Year Released | 1989 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2975 cc | 2196 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 170 HP | 153 HP |
| Engine RPM | 5600 RPM | 5600 RPM |
| Torque | 240 Nm | 220 Nm |
| Torque RPM | 4600 RPM | 3800 RPM |
| Engine Bore Size | 93 mm | 86 mm |
| Engine Stroke Size | 73 mm | 94.6 mm |
| Engine Compression Ratio | 9.5:1 | 12.0:1 |
| Top Speed | 222 km/hour | 211 km/hour |
| Acceleration 0-100mph | 8.6 seconds | 9.8 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1314 kg | 1535 kg |
| Vehicle Length | 4720 mm | 4640 mm |
| Vehicle Width | 1800 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2750 mm | 2840 mm |
| Fuel Tank Capacity | 80 L | 60 L |
