2001 BMW X Coupe vs. 2006 Daihatsu Sirion
To start off, 2006 Daihatsu Sirion is newer by 5 year(s). Which means there will be less support and parts availability for 2001 BMW X Coupe. In addition, the cost of maintenance, including insurance, on 2001 BMW X Coupe would be higher. At 2,994 cc (6 cylinders), 2001 BMW X Coupe is equipped with a bigger engine. In terms of performance, 2001 BMW X Coupe (181 HP @ 4000 RPM) has 95 more horse power than 2006 Daihatsu Sirion. (86 HP @ 6000 RPM). In normal driving conditions, 2001 BMW X Coupe should accelerate faster than 2006 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2001 BMW X Coupe weights approximately 855 kg more than 2006 Daihatsu Sirion. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2001 BMW X Coupe is four wheel drive (4WD), it will have significant more traction and grip than 2006 Daihatsu Sirion. In wet, icy, snow, or gravel driving conditions, 2001 BMW X Coupe 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, 2001 BMW X Coupe (397 Nm @ 1750 RPM) has 277 more torque (in Nm) than 2006 Daihatsu Sirion. (120 Nm @ 3200 RPM). This means 2001 BMW X Coupe will have an easier job in driving up hills or pulling heavy equipment than 2006 Daihatsu Sirion. 2001 BMW X Coupe has automatic transmission and 2006 Daihatsu Sirion has manual transmission. 2006 Daihatsu Sirion will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2001 BMW X Coupe will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2001 BMW X Coupe | 2006 Daihatsu Sirion | |
| Make | BMW | Daihatsu |
| Model | X Coupe | Sirion |
| Year Released | 2001 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 2994 cc | 1298 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 181 HP | 86 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 397 Nm | 120 Nm |
| Torque RPM | 1750 RPM | 3200 RPM |
| Engine Bore Size | 84 mm | 72.1 mm |
| Engine Stroke Size | 88 mm | 79.7 mm |
| Engine Compression Ratio | 17.5:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1595 kg | 740 kg |
| Vehicle Length | 4590 mm | 3400 mm |
| Vehicle Height | 1490 mm | 1250 mm |
| Wheelbase Size | 2730 mm | 2440 mm |
| Fuel Tank Capacity | 52 L | 40 L |
