1999 Daihatsu Sirion vs. 2005 BMW Z4
To start off, 2005 BMW Z4 is newer by 6 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 2,171 cc (6 cylinders), 2005 BMW Z4 is equipped with a bigger engine. In terms of performance, 2005 BMW Z4 (168 HP @ 6250 RPM) has 96 more horse power than 1999 Daihatsu Sirion. (72 HP @ 5200 RPM) In normal driving conditions, 2005 BMW Z4 should accelerate faster than 1999 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW Z4 weights approximately 475 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 2005 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 2005 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 1999 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, 2005 BMW Z4 (210 Nm @ 3500 RPM) has 109 more torque (in Nm) than 1999 Daihatsu Sirion. (101 Nm @ 3600 RPM). This means 2005 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1999 Daihatsu Sirion. 2005 BMW Z4 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. 2005 BMW Z4 will be easier to drive especially in heavy traffic.
Compare all specifications:
1999 Daihatsu Sirion | 2005 BMW Z4 | |
Make | Daihatsu | BMW |
Model | Sirion | Z4 |
Year Released | 1999 | 2005 |
Body Type | Hatchback | Convertible |
Engine Position | Front | Front |
Engine Size | 1298 cc | 2171 cc |
Engine Cylinders | 4 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Horse Power | 72 HP | 168 HP |
Engine RPM | 5200 RPM | 6250 RPM |
Torque | 101 Nm | 210 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 | 1325 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 |