1958 AC Ace vs. 1987 Citroen CX
To start off, 1987 Citroen CX is newer by 29 year(s). Which means there will be less support and parts availability for 1958 AC Ace. In addition, the cost of maintenance, including insurance, on 1958 AC Ace would be higher. At 1,983 cc (4 cylinders), 1987 Citroen CX is equipped with a bigger engine. In terms of performance, 1958 AC Ace (125 HP @ 6000 RPM) has 23 more horse power than 1987 Citroen CX. (102 HP @ 5500 RPM). In normal driving conditions, 1958 AC Ace should accelerate faster than 1987 Citroen CX. With that said, vehicle weight also plays an important factor in acceleration. 1987 Citroen CX weights approximately 331 kg more than 1958 AC Ace.
Let's talk about torque, 1958 AC Ace (167 Nm @ 4500 RPM) has 8 more torque (in Nm) than 1987 Citroen CX. (159 Nm @ 3250 RPM). This means 1958 AC Ace will have an easier job in driving up hills or pulling heavy equipment than 1987 Citroen CX.
Compare all specifications:
| 1958 AC Ace | 1987 Citroen CX | |
| Make | AC | Citroen |
| Model | Ace | CX |
| Year Released | 1958 | 1987 |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 1983 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 125 HP | 102 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 167 Nm | 159 Nm |
| Torque RPM | 4500 RPM | 3250 RPM |
| Engine Bore Size | 66 mm | 86 mm |
| Engine Stroke Size | 96 mm | 85.5 mm |
| Engine Compression Ratio | 9.0:1 | 9.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 894 kg | 1225 kg |
| Vehicle Length | 4010 mm | 4670 mm |
| Vehicle Width | 1520 mm | 1770 mm |
| Vehicle Height | 1270 mm | 1370 mm |
| Wheelbase Size | 2290 mm | 2750 mm |
| Fuel Tank Capacity | 59 L | 80 L |
