2005 Daihatsu Sirion vs. 2009 BMW Z4
To start off, 2009 BMW Z4 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Daihatsu Sirion. In addition, the cost of maintenance, including insurance, on 2005 Daihatsu Sirion would be higher. At 2,497 cc (6 cylinders), 2009 BMW Z4 is equipped with a bigger engine. In terms of performance, 2009 BMW Z4 (176 HP @ 5800 RPM) has 104 more horse power than 2005 Daihatsu Sirion. (72 HP @ 5200 RPM) In normal driving conditions, 2009 BMW Z4 should accelerate faster than 2005 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW Z4 weights approximately 495 kg more than 2005 Daihatsu Sirion. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 BMW Z4 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2009 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2005 Daihatsu Sirion, being front wheel drive (FWD), will offer much better control with better grip. 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, 2009 BMW Z4 (230 Nm @ 3500 RPM) has 128 more torque (in Nm) than 2005 Daihatsu Sirion. (102 Nm @ 3600 RPM). This means 2009 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Daihatsu Sirion. 2009 BMW Z4 has automatic transmission and 2005 Daihatsu Sirion has manual transmission. 2005 Daihatsu Sirion will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW Z4 will be easier to drive especially in heavy traffic.
Compare all specifications:
2005 Daihatsu Sirion | 2009 BMW Z4 | |
Make | Daihatsu | BMW |
Model | Sirion | Z4 |
Year Released | 2005 | 2009 |
Body Type | Hatchback | Convertible |
Engine Position | Front | Front |
Engine Size | 1298 cc | 2497 cc |
Engine Cylinders | 4 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Horse Power | 72 HP | 176 HP |
Engine RPM | 5200 RPM | 5800 RPM |
Torque | 102 Nm | 230 Nm |
Torque RPM | 3600 RPM | 3500 RPM |
Fuel Type | Gasoline | Gasoline - Premium |
Drive Type | Front | Rear |
Transmission Type | Manual | Automatic |
Number of Seats | 5 seats | 2 seats |
Number of Doors | 5 doors | 2 doors |
Vehicle Weight | 850 kg | 1345 kg |
Vehicle Length | 3680 mm | 4100 mm |
Vehicle Width | 1600 mm | 1790 mm |
Vehicle Height | 1460 mm | 1310 mm |
Wheelbase Size | 2350 mm | 2500 mm |