1959 AC Greyhound vs. 1997 Citroen XM
To start off, 1997 Citroen XM is newer by 38 year(s). Which means there will be less support and parts availability for 1959 AC Greyhound. In addition, the cost of maintenance, including insurance, on 1959 AC Greyhound would be higher. At 2,946 cc (6 cylinders), 1997 Citroen XM is equipped with a bigger engine. In terms of performance, 1997 Citroen XM (191 HP @ 5500 RPM) has 87 more horse power than 1959 AC Greyhound. (104 HP @ 4700 RPM) In normal driving conditions, 1997 Citroen XM should accelerate faster than 1959 AC Greyhound. With that said, vehicle weight also plays an important factor in acceleration. 1997 Citroen XM weights approximately 498 kg more than 1959 AC Greyhound. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1997 Citroen XM (278 Nm @ 4000 RPM) has 103 more torque (in Nm) than 1959 AC Greyhound. (175 Nm @ 4700 RPM). This means 1997 Citroen XM will have an easier job in driving up hills or pulling heavy equipment than 1959 AC Greyhound.
Compare all specifications:
| 1959 AC Greyhound | 1997 Citroen XM | |
| Make | AC | Citroen |
| Model | Greyhound | XM |
| Year Released | 1959 | 1997 |
| Engine Position | Front | Front |
| Engine Size | 2216 cc | 2946 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 104 HP | 191 HP |
| Engine RPM | 4700 RPM | 5500 RPM |
| Torque | 175 Nm | 278 Nm |
| Torque RPM | 4700 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1093 kg | 1591 kg |
| Vehicle Length | 4580 mm | 4720 mm |
| Vehicle Width | 1670 mm | 1800 mm |
| Vehicle Height | 1340 mm | 1400 mm |
| Wheelbase Size | 2550 mm | 2860 mm |
| Fuel Tank Capacity | 54 L | 80 L |
