1991 Citroen BX vs. 2003 Porsche 911
To start off, 2003 Porsche 911 is newer by 12 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 3,600 cc (6 cylinders), 2003 Porsche 911 is equipped with a bigger engine. In terms of performance, 2003 Porsche 911 (443 HP @ 6000 RPM) has 372 more horse power than 1991 Citroen BX. (71 HP @ 5500 RPM) In normal driving conditions, 2003 Porsche 911 should accelerate faster than 1991 Citroen BX. With that said, vehicle weight also plays an important factor in acceleration. 2003 Porsche 911 weights approximately 774 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.
Because 2003 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Citroen BX. In wet, icy, snow, or gravel driving conditions, 2003 Porsche 911 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, 2003 Porsche 911 (620 Nm @ 2700 RPM) has 510 more torque (in Nm) than 1991 Citroen BX. (110 Nm @ 3400 RPM). This means 2003 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1991 Citroen BX.
Compare all specifications:
| 1991 Citroen BX | 2003 Porsche 911 | |
| Make | Citroen | Porsche |
| Model | BX | 911 |
| Year Released | 1991 | 2003 |
| Engine Position | Front | Rear |
| Engine Size | 1358 cc | 3600 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 71 HP | 443 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 110 Nm | 620 Nm |
| Torque RPM | 3400 RPM | 2700 RPM |
| Engine Bore Size | 75 mm | 100 mm |
| Engine Stroke Size | 77 mm | 76.4 mm |
| Engine Compression Ratio | 10.2:1 | 9.4:1 |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 930 kg | 1704 kg |
| Vehicle Length | 4400 mm | 4440 mm |
| Vehicle Width | 1690 mm | 1840 mm |
| Vehicle Height | 1440 mm | 1300 mm |
| Wheelbase Size | 2660 mm | 2360 mm |
| Fuel Tank Capacity | 66 L | 64 L |
