1986 AC Ace vs. 1974 Citroen CX
To start off, 1986 AC Ace is newer by 12 year(s). Which means there will be less support and parts availability for 1974 Citroen CX. In addition, the cost of maintenance, including insurance, on 1974 Citroen CX would be higher. At 2,792 cc (6 cylinders), 1986 AC Ace is equipped with a bigger engine. In terms of performance, 1986 AC Ace (150 HP @ 5800 RPM) has 12 more horse power than 1974 Citroen CX. (138 HP @ 5000 RPM). In normal driving conditions, 1986 AC Ace should accelerate faster than 1974 Citroen CX. With that said, vehicle weight also plays an important factor in acceleration. 1974 Citroen CX weights approximately 465 kg more than 1986 AC Ace.
Because 1986 AC Ace is four wheel drive (4WD), it will have significant more traction and grip than 1974 Citroen CX. In wet, icy, snow, or gravel driving conditions, 1986 AC Ace will offer significantly more control. 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, 1986 AC Ace (214 Nm @ 3000 RPM) has 8 more torque (in Nm) than 1974 Citroen CX. (206 Nm @ 4000 RPM). This means 1986 AC Ace will have an easier job in driving up hills or pulling heavy equipment than 1974 Citroen CX. 1974 Citroen CX has automatic transmission and 1986 AC Ace has manual transmission. 1986 AC Ace will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1974 Citroen CX will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1986 AC Ace | 1974 Citroen CX | |
| Make | AC | Citroen |
| Model | Ace | CX |
| Year Released | 1986 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 2792 cc | 2499 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 150 HP | 138 HP |
| Engine RPM | 5800 RPM | 5000 RPM |
| Torque | 214 Nm | 206 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Engine Bore Size | 93.1 mm | 93 mm |
| Engine Stroke Size | 68.5 mm | 92 mm |
| Engine Compression Ratio | 9.2:1 | 8.7:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 907 kg | 1372 kg |
| Vehicle Length | 3970 mm | 4680 mm |
| Vehicle Width | 1820 mm | 1780 mm |
| Vehicle Height | 1170 mm | 1370 mm |
| Wheelbase Size | 2480 mm | 2860 mm |
