1986 Citroen BX vs. 2013 BMW 6 series
To start off, 2013 BMW 6 series is newer by 27 year(s). Which means there will be less support and parts availability for 1986 Citroen BX. In addition, the cost of maintenance, including insurance, on 1986 Citroen BX would be higher. At 4,395 cc (8 cylinders), 2013 BMW 6 series is equipped with a bigger engine. In terms of performance, 2013 BMW 6 series (437 HP @ 5500 RPM) has 240 more horse power than 1986 Citroen BX. (197 HP @ 5250 RPM) In normal driving conditions, 2013 BMW 6 series should accelerate faster than 1986 Citroen BX. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 6 series weights approximately 720 kg more than 1986 Citroen BX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2013 BMW 6 series (649 Nm) has 355 more torque (in Nm) than 1986 Citroen BX. (294 Nm). This means 2013 BMW 6 series will have an easier job in driving up hills or pulling heavy equipment than 1986 Citroen BX. 2013 BMW 6 series has automatic transmission and 1986 Citroen BX has manual transmission. 1986 Citroen BX will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2013 BMW 6 series will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1986 Citroen BX | 2013 BMW 6 series | |
| Make | Citroen | BMW |
| Model | BX | 6 series |
| Year Released | 1986 | 2013 |
| Engine Position | Front | Front |
| Engine Size | 2139 cc | 4395 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 197 HP | 437 HP |
| Engine RPM | 5250 RPM | 5500 RPM |
| Torque | 294 Nm | 649 Nm |
| Engine Bore Size | 91.4 mm | 89 mm |
| Engine Stroke Size | 81.6 mm | 88 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | AWD |
| Transmission Type | Manual | 8-speed automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1280 kg | 2000 kg |
| Vehicle Length | 4240 mm | 4896 mm |
| Vehicle Width | 1680 mm | 2081 mm |
| Vehicle Height | 1370 mm | 1369 mm |
| Wheelbase Size | 2660 mm | 2855 mm |
| Fuel Tank Capacity | 80 L | 70 L |
