1985 Citroen BX vs. 2008 Daihatsu Sirion
To start off, 2008 Daihatsu Sirion is newer by 23 year(s). Which means there will be less support and parts availability for 1985 Citroen BX. In addition, the cost of maintenance, including insurance, on 1985 Citroen BX would be higher. At 1,761 cc (4 cylinders), 1985 Citroen BX is equipped with a bigger engine. In terms of performance, 2008 Daihatsu Sirion (86 HP @ 6000 RPM) has 28 more horse power than 1985 Citroen BX. (58 HP @ 4600 RPM) In normal driving conditions, 2008 Daihatsu Sirion should accelerate faster than 1985 Citroen BX. With that said, vehicle weight also plays an important factor in acceleration. 1985 Citroen BX weights approximately 50 kg more than 2008 Daihatsu Sirion.
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, 2008 Daihatsu Sirion (120 Nm @ 3200 RPM) has 10 more torque (in Nm) than 1985 Citroen BX. (110 Nm @ 2000 RPM). This means 2008 Daihatsu Sirion will have an easier job in driving up hills or pulling heavy equipment than 1985 Citroen BX. 2008 Daihatsu Sirion has automatic transmission and 1985 Citroen BX has manual transmission. 1985 Citroen BX will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Daihatsu Sirion will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1985 Citroen BX | 2008 Daihatsu Sirion | |
| Make | Citroen | Daihatsu |
| Model | BX | Sirion |
| Year Released | 1985 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 1761 cc | 1298 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 58 HP | 86 HP |
| Engine RPM | 4600 RPM | 6000 RPM |
| Torque | 110 Nm | 120 Nm |
| Torque RPM | 2000 RPM | 3200 RPM |
| Engine Bore Size | 80 mm | 72 mm |
| Engine Stroke Size | 88 mm | 79.7 mm |
| Engine Compression Ratio | 9.3:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 990 kg | 940 kg |
| Vehicle Length | 4240 mm | 3610 mm |
| Vehicle Width | 1680 mm | 1560 mm |
| Vehicle Height | 1350 mm | 1670 mm |
| Wheelbase Size | 2660 mm | 2440 mm |
| Fuel Tank Capacity | 80 L | 40 L |
