1989 Citroen XM vs. 2005 Opel Vectra
To start off, 2005 Opel Vectra is newer by 16 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, 2005 Opel Vectra (175 HP @ 4000 RPM) has 7 more horse power than 1989 Citroen XM. (168 HP @ 5600 RPM) In normal driving conditions, 2005 Opel Vectra should accelerate faster than 1989 Citroen XM. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Vectra weights approximately 193 kg more than 1989 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, 2005 Opel Vectra (370 Nm @ 1900 RPM) has 135 more torque (in Nm) than 1989 Citroen XM. (235 Nm @ 4800 RPM). This means 2005 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1989 Citroen XM.
Compare all specifications:
| 1989 Citroen XM | 2005 Opel Vectra | |
| Make | Citroen | Opel |
| Model | XM | Vectra |
| Year Released | 1989 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2975 cc | 2958 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 168 HP | 175 HP |
| Engine RPM | 5600 RPM | 4000 RPM |
| Torque | 235 Nm | 370 Nm |
| Torque RPM | 4800 RPM | 1900 RPM |
| Engine Bore Size | 93 mm | 87.6 mm |
| Engine Stroke Size | 73 mm | 82 mm |
| Engine Compression Ratio | 9.5:1 | 18.5:1 |
| Acceleration 0-100mph | 10.9 seconds | 9.3 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1420 kg | 1613 kg |
| Vehicle Length | 4720 mm | 4600 mm |
| Vehicle Width | 1800 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2860 mm | 2620 mm |
| Fuel Tank Capacity | 80 L | 61 L |
