2009 BMW Z4 vs. 2011 Alpina B7
To start off, 2011 Alpina B7 is newer by 2 year(s). Which means there will be less support and parts availability for 2009 BMW Z4. In addition, the cost of maintenance, including insurance, on 2009 BMW Z4 would be higher. At 4,396 cc (8 cylinders), 2011 Alpina B7 is equipped with a bigger engine. In terms of performance, 2011 Alpina B7 (493 HP @ 5500 RPM) has 158 more horse power than 2009 BMW Z4. (335 HP @ 7900 RPM) In normal driving conditions, 2011 Alpina B7 should accelerate faster than 2009 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2011 Alpina B7 weights approximately 650 kg more than 2009 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2011 Alpina B7 (700 Nm @ 4250 RPM) has 385 more torque (in Nm) than 2009 BMW Z4. (315 Nm @ 2750 RPM). This means 2011 Alpina B7 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW Z4.
Compare all specifications:
2009 BMW Z4 | 2011 Alpina B7 | |
Make | BMW | Alpina |
Model | Z4 | B7 |
Year Released | 2009 | 2011 |
Body Type | Convertible | Sedan |
Engine Position | Front | Front |
Engine Size | 2996 cc | 4396 cc |
Engine Cylinders | 6 cylinders | 8 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 335 HP | 493 HP |
Engine RPM | 7900 RPM | 5500 RPM |
Torque | 315 Nm | 700 Nm |
Torque RPM | 2750 RPM | 4250 RPM |
Engine Compression Ratio | 12.0:1 | 9.0:1 |
Fuel Type | Gasoline | Gasoline - Premium |
Top Speed | 244 km/hour | 300 km/hour |
Acceleration 0-100mph | 6.2 seconds | 4.9 seconds |
Drive Type | Rear | Rear |
Transmission Type | Automatic | Automatic |
Number of Seats | 2 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1310 kg | 1960 kg |
Vehicle Length | 4100 mm | 5050 mm |
Vehicle Width | 1790 mm | 1910 mm |
Vehicle Height | 1310 mm | 1480 mm |
Wheelbase Size | 2500 mm | 3000 mm |
Fuel Consumption Overall | 9.7 L/100km | 12.8 L/100km |
Fuel Tank Capacity | 55 L | 88 L |