2004 Alfa Romeo 156 vs. 1991 Citroen BX
To start off, 2004 Alfa Romeo 156 is newer by 13 year(s). Which means there will be less support and parts availability for 1991 Citroen BX. In addition, the cost of maintenance, including insurance, on 1991 Citroen BX would be higher. At 2,387 cc (5 cylinders), 2004 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2004 Alfa Romeo 156 (173 HP @ 4000 RPM) has 99 more horse power than 1991 Citroen BX. (74 HP @ 5600 RPM). In normal driving conditions, 2004 Alfa Romeo 156 should accelerate faster than 1991 Citroen BX. With that said, vehicle weight also plays an important factor in acceleration. 2004 Alfa Romeo 156 weights approximately 610 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, 2004 Alfa Romeo 156 (385 Nm @ 2000 RPM) has 274 more torque (in Nm) than 1991 Citroen BX. (111 Nm @ 3400 RPM). This means 2004 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1991 Citroen BX.
Compare all specifications:
| 2004 Alfa Romeo 156 | 1991 Citroen BX | |
| Make | Alfa Romeo | Citroen |
| Model | 156 | BX |
| Year Released | 2004 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 1360 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 173 HP | 74 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 385 Nm | 111 Nm |
| Torque RPM | 2000 RPM | 3400 RPM |
| Engine Compression Ratio | 18.5:1 | 10.2:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1510 kg | 900 kg |
| Vehicle Length | 4450 mm | 4240 mm |
| Vehicle Width | 1750 mm | 1680 mm |
| Vehicle Height | 1400 mm | 1370 mm |
| Wheelbase Size | 2550 mm | 2660 mm |
| Fuel Tank Capacity | 63 L | 43 L |
