2007 BMW 120 vs. 2009 BMW Z4
To start off, 2009 BMW Z4 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW 120. In addition, the cost of maintenance, including insurance, on 2007 BMW 120 would be higher. At 2,494 cc (6 cylinders), 2009 BMW Z4 is equipped with a bigger engine. In terms of performance, 2009 BMW Z4 (215 HP @ 6500 RPM) has 61 more horse power than 2007 BMW 120. (154 HP @ 4000 RPM) In normal driving conditions, 2009 BMW Z4 should accelerate faster than 2007 BMW 120. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 120 weights approximately 60 kg more than 2009 BMW Z4.
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, 2007 BMW 120 (331 Nm @ 2000 RPM) has 81 more torque (in Nm) than 2009 BMW Z4. (250 Nm @ 2000 RPM). This means 2007 BMW 120 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW Z4.
Compare all specifications:
| 2007 BMW 120 | 2009 BMW Z4 | |
| Make | BMW | BMW |
| Model | 120 | Z4 |
| Year Released | 2007 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 2494 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 154 HP | 215 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 331 Nm | 250 Nm |
| Torque RPM | 2000 RPM | 2000 RPM |
| Engine Bore Size | 84 mm | 82 mm |
| Engine Stroke Size | 90 mm | 78.8 mm |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 215 km/hour | 227 km/hour |
| Acceleration 0-100mph | 10.2 seconds | 7.5 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1350 kg | 1290 kg |
| Vehicle Length | 4230 mm | 4100 mm |
| Vehicle Width | 1440 mm | 1790 mm |
| Vehicle Height | 1760 mm | 1310 mm |
| Wheelbase Size | 2670 mm | 2500 mm |
| Fuel Consumption Overall | 9.4 L/100km | 9.7 L/100km |
| Fuel Tank Capacity | 50 L | 55 L |
