2009 BMW Z4 vs. 2007 BMW 118
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 118. In addition, the cost of maintenance, including insurance, on 2007 BMW 118 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 88 more horse power than 2007 BMW 118. (127 HP @ 5750 RPM). In normal driving conditions, 2009 BMW Z4 should accelerate faster than 2007 BMW 118. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW Z4 weights approximately 30 kg more than 2007 BMW 118. 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, 2009 BMW Z4 (250 Nm @ 2000 RPM) has 70 more torque (in Nm) than 2007 BMW 118. (180 Nm @ 3250 RPM). This means 2009 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 118.
Compare all specifications:
| 2009 BMW Z4 | 2007 BMW 118 | |
| Make | BMW | BMW |
| Model | Z4 | 118 |
| Year Released | 2009 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 127 HP |
| Engine RPM | 6500 RPM | 5750 RPM |
| Torque | 250 Nm | 180 Nm |
| Torque RPM | 2000 RPM | 3250 RPM |
| Engine Bore Size | 82 mm | 84 mm |
| Engine Stroke Size | 78.8 mm | 90 mm |
| Engine Compression Ratio | 10.5:1 | 10.2:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 227 km/hour | 204 km/hour |
| Acceleration 0-100mph | 7.5 seconds | 10.1 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1290 kg | 1260 kg |
| Vehicle Length | 4100 mm | 4230 mm |
| Vehicle Width | 1790 mm | 1760 mm |
| Vehicle Height | 1310 mm | 1440 mm |
| Wheelbase Size | 2500 mm | 2670 mm |
| Fuel Consumption Overall | 9.7 L/100km | 7.8 L/100km |
| Fuel Tank Capacity | 55 L | 50 L |
