1994 Citroen XM vs. 2003 Opel Signum
To start off, 2003 Opel Signum is newer by 9 year(s). Which means there will be less support and parts availability for 1994 Citroen XM. In addition, the cost of maintenance, including insurance, on 1994 Citroen XM would be higher. At 2,958 cc (6 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (175 HP @ 4000 RPM) has 46 more horse power than 1994 Citroen XM. (129 HP @ 4300 RPM) In normal driving conditions, 2003 Opel Signum should accelerate faster than 1994 Citroen XM. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 83 kg more than 1994 Citroen XM. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2003 Opel Signum (371 Nm @ 1900 RPM) has 86 more torque (in Nm) than 1994 Citroen XM. (285 Nm @ 2000 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1994 Citroen XM. 2003 Opel Signum has automatic transmission and 1994 Citroen XM has manual transmission. 1994 Citroen XM will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1994 Citroen XM | 2003 Opel Signum | |
| Make | Citroen | Opel |
| Model | XM | Signum |
| Year Released | 1994 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2446 cc | 2958 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 129 HP | 175 HP |
| Engine RPM | 4300 RPM | 4000 RPM |
| Torque | 285 Nm | 371 Nm |
| Torque RPM | 2000 RPM | 1900 RPM |
| Engine Bore Size | 92 mm | 87.5 mm |
| Engine Stroke Size | 92 mm | 82 mm |
| Fuel Type | Diesel | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1587 kg | 1670 kg |
| Vehicle Length | 4720 mm | 4640 mm |
| Vehicle Width | 1800 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2860 mm | 2700 mm |
| Fuel Tank Capacity | 80 L | 60 L |
