2005 Alfa Romeo 156 vs. 2007 BMW Z4
To start off, 2007 BMW Z4 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2005 Alfa Romeo 156 would be higher. At 2,979 cc (6 cylinders), 2007 BMW Z4 is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (335 HP @ 7900 RPM) has 150 more horse power than 2005 Alfa Romeo 156. (185 HP @ 5000 RPM) In normal driving conditions, 2007 BMW Z4 should accelerate faster than 2005 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alfa Romeo 156 weights approximately 200 kg more than 2007 BMW Z4.
Because 2007 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 2007 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2005 Alfa Romeo 156, 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, 2007 BMW Z4 (315 Nm @ 2750 RPM) has 94 more torque (in Nm) than 2005 Alfa Romeo 156. (221 Nm @ 5000 RPM). This means 2007 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 156.
Compare all specifications:
2005 Alfa Romeo 156 | 2007 BMW Z4 | |
Make | Alfa Romeo | BMW |
Model | 156 | Z4 |
Year Released | 2005 | 2007 |
Body Type | Sedan | Convertible |
Engine Position | Front | Front |
Engine Size | 2490 cc | 2979 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 185 HP | 335 HP |
Engine RPM | 5000 RPM | 7900 RPM |
Torque | 221 Nm | 315 Nm |
Torque RPM | 5000 RPM | 2750 RPM |
Engine Bore Size | 88 mm | 87 mm |
Engine Stroke Size | 68.3 mm | 91 mm |
Top Speed | 225 km/hour | 250 km/hour |
Acceleration 0-100mph | 8.4 seconds | 5.9 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 | 1490 kg | 1290 kg |
Vehicle Length | 4730 mm | 4100 mm |
Vehicle Width | 1820 mm | 1790 mm |
Vehicle Height | 1420 mm | 1310 mm |
Wheelbase Size | 2600 mm | 2500 mm |
Fuel Consumption Overall | 11.8 L/100km | 9.1 L/100km |
Fuel Tank Capacity | 72 L | 55 L |