2007 BMW Z4 vs. 2007 BMW 120
To start off, both 2007 BMW Z4 and 2007 BMW 120 were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. 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 100 more horse power than 2007 BMW 120. (155 HP @ 4000 RPM). In normal driving conditions, 2007 BMW Z4 should accelerate faster than 2007 BMW 120. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW Z4 weights approximately 48 kg more than 2007 BMW 120. 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, 2007 BMW 120 (330 Nm @ 2000 RPM) has 32 more torque (in Nm) than 2007 BMW Z4. (298 Nm @ 2750 RPM). This means 2007 BMW 120 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW Z4.
Compare all specifications:
| 2007 BMW Z4 | 2007 BMW 120 | |
| Make | BMW | BMW |
| Model | Z4 | 120 |
| Year Released | 2007 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 255 HP | 155 HP |
| Engine RPM | 6600 RPM | 4000 RPM |
| Torque | 298 Nm | 330 Nm |
| Torque RPM | 2750 RPM | 2000 RPM |
| Engine Bore Size | 85 mm | 84 mm |
| Engine Stroke Size | 88 mm | 90 mm |
| Engine Compression Ratio | 10.7:1 | 17.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 250 km/hour | 220 km/hour |
| Acceleration 0-100mph | 5.9 seconds | 8.7 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1398 kg | 1350 kg |
| Vehicle Length | 4100 mm | 4230 mm |
| Vehicle Width | 1790 mm | 1760 mm |
| Vehicle Height | 1300 mm | 1440 mm |
| Wheelbase Size | 2500 mm | 2670 mm |
| Fuel Consumption Overall | 9.8 L/100km | 5.7 L/100km |
| Fuel Tank Capacity | 55 L | 50 L |
