1991 Citroen BX vs. 2010 Kia Opirus
To start off, 2010 Kia Opirus is newer by 19 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 3,497 cc (6 cylinders), 2010 Kia Opirus is equipped with a bigger engine. In terms of performance, 2010 Kia Opirus (200 HP @ 5500 RPM) has 129 more horse power than 1991 Citroen BX. (71 HP @ 5500 RPM) In normal driving conditions, 2010 Kia Opirus should accelerate faster than 1991 Citroen BX. With that said, vehicle weight also plays an important factor in acceleration. 2010 Kia Opirus weights approximately 967 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, 2010 Kia Opirus (298 Nm @ 3500 RPM) has 188 more torque (in Nm) than 1991 Citroen BX. (110 Nm @ 3400 RPM). This means 2010 Kia Opirus will have an easier job in driving up hills or pulling heavy equipment than 1991 Citroen BX. 2010 Kia Opirus has automatic transmission and 1991 Citroen BX has manual transmission. 1991 Citroen BX will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2010 Kia Opirus will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Citroen BX | 2010 Kia Opirus | |
| Make | Citroen | Kia |
| Model | BX | Opirus |
| Year Released | 1991 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 1358 cc | 3497 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 71 HP | 200 HP |
| Engine RPM | 5500 RPM | 5500 RPM |
| Torque | 110 Nm | 298 Nm |
| Torque RPM | 3400 RPM | 3500 RPM |
| Engine Bore Size | 75 mm | 93.1 mm |
| Engine Stroke Size | 77 mm | 85.8 mm |
| Engine Compression Ratio | 10.2:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 930 kg | 1897 kg |
| Vehicle Length | 4400 mm | 4990 mm |
| Vehicle Width | 1690 mm | 1860 mm |
| Vehicle Height | 1440 mm | 1490 mm |
| Wheelbase Size | 2660 mm | 2810 mm |
| Fuel Tank Capacity | 66 L | 70 L |
