1999 Daihatsu Sirion vs. 2008 BMW 630
To start off, 2008 BMW 630 is newer by 9 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 2,996 cc (6 cylinders), 2008 BMW 630 is equipped with a bigger engine. In terms of performance, 2008 BMW 630 (255 HP @ 6600 RPM) has 202 more horse power than 1999 Daihatsu Sirion. (53 HP @ 5200 RPM) In normal driving conditions, 2008 BMW 630 should accelerate faster than 1999 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 630 weights approximately 870 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.
Because 1999 Daihatsu Sirion is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW 630. In wet, icy, snow, or gravel driving conditions, 1999 Daihatsu Sirion 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, 2008 BMW 630 (300 Nm @ 2500 RPM) has 212 more torque (in Nm) than 1999 Daihatsu Sirion. (88 Nm @ 3600 RPM). This means 2008 BMW 630 will have an easier job in driving up hills or pulling heavy equipment than 1999 Daihatsu Sirion. 2008 BMW 630 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. 2008 BMW 630 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Daihatsu Sirion | 2008 BMW 630 | |
| Make | Daihatsu | BMW |
| Model | Sirion | 630 |
| Year Released | 1999 | 2008 |
| Body Type | Hatchback | Convertible |
| Engine Position | Front | Front |
| Engine Size | 988 cc | 2996 cc |
| Engine Cylinders | 3 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 53 HP | 255 HP |
| Engine RPM | 5200 RPM | 6600 RPM |
| Torque | 88 Nm | 300 Nm |
| Torque RPM | 3600 RPM | 2500 RPM |
| Engine Bore Size | 71.9 mm | 85 mm |
| Engine Stroke Size | 81 mm | 88 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 890 kg | 1760 kg |
| Vehicle Length | 3680 mm | 4830 mm |
| Vehicle Width | 1600 mm | 1860 mm |
| Vehicle Height | 1460 mm | 1380 mm |
| Wheelbase Size | 2350 mm | 2790 mm |
| Fuel Tank Capacity | 37 L | 70 L |
