1959 AC Greyhound vs. 1990 Citroen XM
To start off, 1990 Citroen XM is newer by 31 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 2,553 cc (6 cylinders), 1959 AC Greyhound is equipped with a bigger engine. In terms of performance, 1959 AC Greyhound (168 HP @ 5500 RPM) has 53 more horse power than 1990 Citroen XM. (115 HP @ 5750 RPM). In normal driving conditions, 1959 AC Greyhound should accelerate faster than 1990 Citroen XM. With that said, vehicle weight also plays an important factor in acceleration. 1990 Citroen XM weights approximately 240 kg more than 1959 AC Greyhound.
Compare all specifications:
| 1959 AC Greyhound | 1990 Citroen XM | |
| Make | AC | Citroen |
| Model | Greyhound | XM |
| Year Released | 1959 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 2553 cc | 1996 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 168 HP | 115 HP |
| Engine RPM | 5500 RPM | 5750 RPM |
| Engine Bore Size | 82.6 mm | 86 mm |
| Engine Stroke Size | 79.5 mm | 86 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1040 kg | 1280 kg |
| Vehicle Length | 4580 mm | 4720 mm |
| Vehicle Width | 1670 mm | 1800 mm |
| Vehicle Height | 1340 mm | 1400 mm |
| Wheelbase Size | 2550 mm | 2760 mm |
| Fuel Tank Capacity | 54 L | 66 L |
