2005 Alfa Romeo 159 vs. 2006 BMW Z4
To start off, 2006 BMW Z4 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Alfa Romeo 159. In addition, the cost of maintenance, including insurance, on 2005 Alfa Romeo 159 would be higher. At 3,246 cc (6 cylinders), 2006 BMW Z4 is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (338 HP @ 7900 RPM) has 180 more horse power than 2005 Alfa Romeo 159. (158 HP @ 6500 RPM) In normal driving conditions, 2006 BMW Z4 should accelerate faster than 2005 Alfa Romeo 159. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW Z4 weights approximately 5 kg more than 2005 Alfa Romeo 159. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 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 2006 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2005 Alfa Romeo 159, 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, 2006 BMW Z4 (365 Nm @ 4900 RPM) has 175 more torque (in Nm) than 2005 Alfa Romeo 159. (190 Nm @ 4500 RPM). This means 2006 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 159.
Compare all specifications:
2005 Alfa Romeo 159 | 2006 BMW Z4 | |
Make | Alfa Romeo | BMW |
Model | 159 | Z4 |
Year Released | 2005 | 2006 |
Body Type | Sedan | Convertible |
Engine Position | Front | Front |
Engine Size | 1859 cc | 3246 cc |
Engine Cylinders | 4 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 158 HP | 338 HP |
Engine RPM | 6500 RPM | 7900 RPM |
Torque | 190 Nm | 365 Nm |
Torque RPM | 4500 RPM | 4900 RPM |
Engine Compression Ratio | 11.3:1 | 11.5:1 |
Acceleration 0-100mph | 9.7 seconds | 5 seconds |
Drive Type | Front | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 2 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 1480 kg | 1485 kg |
Vehicle Length | 4670 mm | 4120 mm |
Vehicle Width | 1830 mm | 1790 mm |
Vehicle Height | 1420 mm | 1310 mm |
Wheelbase Size | 2600 mm | 2500 mm |
Fuel Consumption Overall | 8.7 L/100km | 12.1 L/100km |
Fuel Tank Capacity | 70 L | 55 L |