1989 Citroen XM vs. 1974 Humber Sceptre
To start off, 1989 Citroen XM is newer by 15 year(s). Which means there will be less support and parts availability for 1974 Humber Sceptre. In addition, the cost of maintenance, including insurance, on 1974 Humber Sceptre would be higher. At 1,905 cc (4 cylinders), 1989 Citroen XM is equipped with a bigger engine. In terms of performance, 1989 Citroen XM (141 HP @ 4600 RPM) has 62 more horse power than 1974 Humber Sceptre. (79 HP @ 5200 RPM). In normal driving conditions, 1989 Citroen XM should accelerate faster than 1974 Humber Sceptre. With that said, vehicle weight also plays an important factor in acceleration. 1989 Citroen XM weights approximately 508 kg more than 1974 Humber Sceptre. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1974 Humber Sceptre 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 1974 Humber Sceptre. However, in wet, icy, snow, or gravel driving conditions, 1989 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, 1989 Citroen XM (225 Nm @ 2200 RPM) has 102 more torque (in Nm) than 1974 Humber Sceptre. (123 Nm @ 3600 RPM). This means 1989 Citroen XM will have an easier job in driving up hills or pulling heavy equipment than 1974 Humber Sceptre.
Compare all specifications:
| 1989 Citroen XM | 1974 Humber Sceptre | |
| Make | Citroen | Humber |
| Model | XM | Sceptre |
| Year Released | 1989 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 1905 cc | 1725 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 141 HP | 79 HP |
| Engine RPM | 4600 RPM | 5200 RPM |
| Torque | 225 Nm | 123 Nm |
| Torque RPM | 2200 RPM | 3600 RPM |
| Engine Bore Size | 86 mm | 81.5 mm |
| Engine Stroke Size | 86 mm | 82.6 mm |
| Engine Compression Ratio | 8.5:1 | 9.2:1 |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1500 kg | 992 kg |
| Vehicle Length | 4970 mm | 4310 mm |
| Vehicle Width | 1800 mm | 1620 mm |
| Vehicle Height | 1470 mm | 1430 mm |
| Wheelbase Size | 2860 mm | 2510 mm |
| Fuel Tank Capacity | 80 L | 45 L |
