1991 Citroen BX vs. 1989 Renault 21
To start off, 1991 Citroen BX is newer by 2 year(s). Which means there will be less support and parts availability for 1989 Renault 21. In addition, the cost of maintenance, including insurance, on 1989 Renault 21 would be higher. At 2,067 cc (4 cylinders), 1989 Renault 21 is equipped with a bigger engine. In terms of performance, 1989 Renault 21 (106 HP @ 4250 RPM) has 35 more horse power than 1991 Citroen BX. (71 HP @ 5500 RPM) In normal driving conditions, 1989 Renault 21 should accelerate faster than 1991 Citroen BX. With that said, vehicle weight also plays an important factor in acceleration. 1989 Renault 21 weights approximately 160 kg more than 1991 Citroen BX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 1989 Renault 21 (159 Nm) has 49 more torque (in Nm) than 1991 Citroen BX. (110 Nm). This means 1989 Renault 21 will have an easier job in driving up hills or pulling heavy equipment than 1991 Citroen BX.
Compare all specifications:
| 1991 Citroen BX | 1989 Renault 21 | |
| Make | Citroen | Renault |
| Model | BX | 21 |
| Year Released | 1991 | 1989 |
| Engine Position | Front | Front |
| Engine Size | 1358 cc | 2067 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 71 HP | 106 HP |
| Engine RPM | 5500 RPM | 4250 RPM |
| Torque | 110 Nm | 159 Nm |
| Engine Bore Size | 75 mm | 88 mm |
| Engine Stroke Size | 77 mm | 82 mm |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 930 kg | 1090 kg |
| Vehicle Length | 4400 mm | 4470 mm |
| Vehicle Width | 1690 mm | 1730 mm |
| Vehicle Height | 1440 mm | 1410 mm |
| Wheelbase Size | 2660 mm | 2670 mm |
