1987 Citroen AX vs. 1987 Ford Sierra
To start off, both 1987 Citroen AX and 1987 Ford Sierra were released in the same year (1987). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,294 cc (4 cylinders), 1987 Ford Sierra is equipped with a bigger engine. In terms of performance, 1987 Ford Sierra (113 HP @ 5300 RPM) has 69 more horse power than 1987 Citroen AX. (44 HP @ 6000 RPM) In normal driving conditions, 1987 Ford Sierra should accelerate faster than 1987 Citroen AX. With that said, vehicle weight also plays an important factor in acceleration. 1987 Ford Sierra weights approximately 368 kg more than 1987 Citroen AX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1987 Ford Sierra (180 Nm @ 3000 RPM) has 107 more torque (in Nm) than 1987 Citroen AX. (73 Nm @ 3700 RPM). This means 1987 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 1987 Citroen AX.
Compare all specifications:
| 1987 Citroen AX | 1987 Ford Sierra | |
| Make | Citroen | Ford |
| Model | AX | Sierra |
| Year Released | 1987 | 1987 |
| Engine Position | Front | Front |
| Engine Size | 954 cc | 2294 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 44 HP | 113 HP |
| Engine RPM | 6000 RPM | 5300 RPM |
| Torque | 73 Nm | 180 Nm |
| Torque RPM | 3700 RPM | 3000 RPM |
| Engine Bore Size | 70 mm | 96 mm |
| Engine Stroke Size | 62 mm | 79.5 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 722 kg | 1090 kg |
| Vehicle Length | 3540 mm | 4400 mm |
| Vehicle Width | 1560 mm | 1680 mm |
| Vehicle Height | 1350 mm | 1370 mm |
| Wheelbase Size | 2290 mm | 2620 mm |
| Fuel Tank Capacity | 80 L | 45 L |
