2007 BMW Z4 vs. 2004 Alfa Romeo 156
To start off, 2007 BMW Z4 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2004 Alfa Romeo 156 would be higher. At 3,177 cc (6 cylinders), 2004 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2004 Alfa Romeo 156 (238 HP @ 6200 RPM) has 49 more horse power than 2007 BMW Z4. (189 HP @ 6000 RPM) In normal driving conditions, 2004 Alfa Romeo 156 should accelerate faster than 2007 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Alfa Romeo 156 weights approximately 150 kg more than 2007 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2004 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, 2004 Alfa Romeo 156 (289 Nm @ 4800 RPM) has 44 more torque (in Nm) than 2007 BMW Z4. (245 Nm @ 3500 RPM). This means 2004 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW Z4. 2004 Alfa Romeo 156 has automatic transmission and 2007 BMW Z4 has manual transmission. 2007 BMW Z4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Alfa Romeo 156 will be easier to drive especially in heavy traffic.
Compare all specifications:
2007 BMW Z4 | 2004 Alfa Romeo 156 | |
Make | BMW | Alfa Romeo |
Model | Z4 | 156 |
Year Released | 2007 | 2004 |
Body Type | Convertible | Sedan |
Engine Position | Front | Front |
Engine Size | 2492 cc | 3177 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 189 HP | 238 HP |
Engine RPM | 6000 RPM | 6200 RPM |
Torque | 245 Nm | 289 Nm |
Torque RPM | 3500 RPM | 4800 RPM |
Engine Bore Size | 84 mm | 93 mm |
Engine Stroke Size | 75 mm | 78 mm |
Engine Compression Ratio | 11.0:1 | 10.5:1 |
Fuel Type | Gasoline - Premium | Gasoline - Premium |
Top Speed | 235 km/hour | 250 km/hour |
Acceleration 0-100mph | 7 seconds | 6.3 seconds |
Drive Type | Rear | Front |
Transmission Type | Manual | Automatic |
Number of Seats | 2 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1335 kg | 1485 kg |
Vehicle Length | 4100 mm | 4440 mm |
Vehicle Width | 1790 mm | 1770 mm |
Vehicle Height | 1310 mm | 1410 mm |
Wheelbase Size | 2500 mm | 2600 mm |
Fuel Consumption Overall | 9 L/100km | 12.1 L/100km |
Fuel Tank Capacity | 55 L | 63 L |