1999 Citroen XM vs. 1978 Opel Senator
To start off, 1999 Citroen XM is newer by 21 year(s). Which means there will be less support and parts availability for 1978 Opel Senator. In addition, the cost of maintenance, including insurance, on 1978 Opel Senator would be higher. At 2,969 cc (6 cylinders), 1978 Opel Senator is equipped with a bigger engine. In terms of performance, 1978 Opel Senator (170 HP @ 5400 RPM) has 55 more horse power than 1999 Citroen XM. (115 HP @ 5750 RPM) In normal driving conditions, 1978 Opel Senator should accelerate faster than 1999 Citroen XM. With that said, vehicle weight also plays an important factor in acceleration. 1978 Opel Senator weights approximately 60 kg more than 1999 Citroen XM. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1978 Opel Senator is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1978 Opel Senator. However, in wet, icy, snow, or gravel driving conditions, 1999 Citroen XM, being front wheel drive (FWD), will offer much better control with better grip. 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, 1978 Opel Senator (248 Nm @ 4200 RPM) has 74 more torque (in Nm) than 1999 Citroen XM. (174 Nm @ 4250 RPM). This means 1978 Opel Senator will have an easier job in driving up hills or pulling heavy equipment than 1999 Citroen XM.
Compare all specifications:
| 1999 Citroen XM | 1978 Opel Senator | |
| Make | Citroen | Opel |
| Model | XM | Senator |
| Year Released | 1999 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 1996 cc | 2969 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 115 HP | 170 HP |
| Engine RPM | 5750 RPM | 5400 RPM |
| Torque | 174 Nm | 248 Nm |
| Torque RPM | 4250 RPM | 4200 RPM |
| Engine Bore Size | 86 mm | 95.1 mm |
| Engine Stroke Size | 86 mm | 69.8 mm |
| Engine Compression Ratio | 8.8:1 | 6.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1280 kg | 1340 kg |
| Vehicle Length | 4720 mm | 4820 mm |
| Vehicle Width | 1800 mm | 1730 mm |
| Vehicle Height | 1400 mm | 1390 mm |
| Wheelbase Size | 2760 mm | 2740 mm |
| Fuel Consumption Overall | 11.9 L/100km | 5.3 L/100km |
| Fuel Tank Capacity | 66 L | 70 L |
