2003 BMW Z4 vs. 2011 Fiat Siena
To start off, 2011 Fiat Siena is newer by 8 year(s). Which means there will be less support and parts availability for 2003 BMW Z4. In addition, the cost of maintenance, including insurance, on 2003 BMW Z4 would be higher. At 2,999 cc (6 cylinders), 2003 BMW Z4 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW Z4 weights approximately 200 kg more than 2011 Fiat Siena.
Because 2003 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 2003 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2011 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, 2003 BMW Z4 (291 Nm @ 3500 RPM) has 156 more torque (in Nm) than 2011 Fiat Siena. (135 Nm @ 2500 RPM). This means 2003 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2011 Fiat Siena.
Compare all specifications:
2003 BMW Z4 | 2011 Fiat Siena | |
Make | BMW | Fiat |
Model | Z4 | Siena |
Year Released | 2003 | 2011 |
Body Type | Convertible | Sedan |
Engine Position | Front | Front |
Engine Size | 2999 cc | 1697 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 2 valves |
Horse Power | 227 HP | 0 HP |
Torque | 291 Nm | 135 Nm |
Torque RPM | 3500 RPM | 2500 RPM |
Fuel Type | Gasoline | Diesel |
Drive Type | Rear | Front |
Transmission Type | Manual | Manual |
Number of Seats | 2 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1290 kg | 1090 kg |
Vehicle Length | 4100 mm | 4140 mm |
Vehicle Width | 1790 mm | 1640 mm |
Vehicle Height | 1310 mm | 1440 mm |
Wheelbase Size | 2500 mm | 2380 mm |
Fuel Tank Capacity | 55 L | 47 L |