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 2,996 cc (6 cylinders), 2007 BMW Z4 is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (255 HP @ 6600 RPM) has 107 more horse power than 2005 Alfa Romeo 156. (148 HP @ 4000 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 187 kg more than 2007 BMW Z4.
Because 2005 Alfa Romeo 156 is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2005 Alfa Romeo 156 will offer significantly more control. 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 Alfa Romeo 156 (310 Nm @ 2000 RPM) has 12 more torque (in Nm) than 2007 BMW Z4. (298 Nm @ 2750 RPM). This means 2005 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW Z4.
Compare all specifications:
2005 Alfa Romeo 156 | 2007 BMW Z4 | |
Make | Alfa Romeo | BMW |
Model | 156 | Z4 |
Year Released | 2005 | 2007 |
Body Type | Station Wagon | Convertible |
Engine Position | Front | Front |
Engine Size | 1910 cc | 2996 cc |
Engine Cylinders | 4 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 148 HP | 255 HP |
Engine RPM | 4000 RPM | 6600 RPM |
Torque | 310 Nm | 298 Nm |
Torque RPM | 2000 RPM | 2750 RPM |
Engine Bore Size | 82 mm | 85 mm |
Engine Stroke Size | 90.4 mm | 88 mm |
Engine Compression Ratio | 18.5:1 | 10.7:1 |
Fuel Type | Diesel | Gasoline - Premium |
Top Speed | 200 km/hour | 250 km/hour |
Acceleration 0-100mph | 10.5 seconds | 5.9 seconds |
Drive Type | 4WD | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 2 seats |
Number of Doors | 5 doors | 2 doors |
Vehicle Weight | 1585 kg | 1398 kg |
Vehicle Width | 1750 mm | 1790 mm |
Vehicle Height | 1460 mm | 1300 mm |
Wheelbase Size | 2600 mm | 2500 mm |
Fuel Consumption Overall | 6.8 L/100km | 9.8 L/100km |
Fuel Tank Capacity | 50 L | 55 L |