1999 Daihatsu Sirion vs. 2012 BMW X1
To start off, 2012 BMW X1 is newer by 13 year(s). Which means there will be less support and parts availability for 1999 Daihatsu Sirion. In addition, the cost of maintenance, including insurance, on 1999 Daihatsu Sirion would be higher. At 1,995 cc (4 cylinders), 2012 BMW X1 is equipped with a bigger engine. In terms of performance, 2012 BMW X1 (202 HP @ 4400 RPM) has 149 more horse power than 1999 Daihatsu Sirion. (53 HP @ 5200 RPM) In normal driving conditions, 2012 BMW X1 should accelerate faster than 1999 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2012 BMW X1 weights approximately 780 kg more than 1999 Daihatsu Sirion. 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, 2012 BMW X1 (400 Nm @ 2000 RPM) has 312 more torque (in Nm) than 1999 Daihatsu Sirion. (88 Nm @ 3600 RPM). This means 2012 BMW X1 will have an easier job in driving up hills or pulling heavy equipment than 1999 Daihatsu Sirion. 2012 BMW X1 has automatic transmission and 1999 Daihatsu Sirion has manual transmission. 1999 Daihatsu Sirion will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2012 BMW X1 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Daihatsu Sirion | 2012 BMW X1 | |
| Make | Daihatsu | BMW |
| Model | Sirion | X1 |
| Year Released | 1999 | 2012 |
| Body Type | Hatchback | SUV |
| Engine Position | Front | Front |
| Engine Size | 988 cc | 1995 cc |
| Engine Cylinders | 3 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 53 HP | 202 HP |
| Engine RPM | 5200 RPM | 4400 RPM |
| Torque | 88 Nm | 400 Nm |
| Torque RPM | 3600 RPM | 2000 RPM |
| Engine Bore Size | 71.9 mm | 90 mm |
| Engine Stroke Size | 81 mm | 84 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | AWD |
| Transmission Type | Manual | 6-speed automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 890 kg | 1670 kg |
| Vehicle Length | 3680 mm | 4454 mm |
| Vehicle Width | 1600 mm | 1798 mm |
| Vehicle Height | 1460 mm | 1545 mm |
| Wheelbase Size | 2350 mm | 2760 mm |
| Fuel Tank Capacity | 37 L | 61 L |
