2008 BMW Z4 vs. 2004 Fiat Siena
To start off, 2008 BMW Z4 is newer by 4 year(s). Which means there will be less support and parts availability for 2004 Fiat Siena. In addition, the cost of maintenance, including insurance, on 2004 Fiat Siena would be higher. At 2,994 cc (6 cylinders), 2008 BMW Z4 is equipped with a bigger engine. In terms of performance, 2008 BMW Z4 (215 HP @ 6250 RPM) has 145 more horse power than 2004 Fiat Siena. (70 HP @ 5750 RPM). In normal driving conditions, 2008 BMW Z4 should accelerate faster than 2004 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW Z4 weights approximately 375 kg more than 2004 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 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 2008 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2004 Fiat Siena, 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, 2008 BMW Z4 (251 Nm @ 2750 RPM) has 156 more torque (in Nm) than 2004 Fiat Siena. (95 Nm @ 4000 RPM). This means 2008 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2004 Fiat Siena.
Compare all specifications:
2008 BMW Z4 | 2004 Fiat Siena | |
Make | BMW | Fiat |
Model | Z4 | Siena |
Year Released | 2008 | 2004 |
Body Type | Convertible | Sedan |
Engine Position | Front | Front |
Engine Size | 2994 cc | 999 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Horse Power | 215 HP | 70 HP |
Engine RPM | 6250 RPM | 5750 RPM |
Torque | 251 Nm | 95 Nm |
Torque RPM | 2750 RPM | 4000 RPM |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | Front |
Transmission Type | Manual | Manual |
Number of Seats | 2 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1395 kg | 1020 kg |
Vehicle Length | 4100 mm | 4110 mm |
Vehicle Width | 1790 mm | 1630 mm |
Vehicle Height | 1300 mm | 1470 mm |
Wheelbase Size | 2500 mm | 2380 mm |