2008 BMW 318 vs. 2009 BMW Z4
To start off, 2009 BMW Z4 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 BMW 318. In addition, the cost of maintenance, including insurance, on 2008 BMW 318 would be higher. At 2,497 cc (6 cylinders), 2009 BMW Z4 is equipped with a bigger engine. In terms of performance, 2009 BMW Z4 (176 HP @ 5800 RPM) has 49 more horse power than 2008 BMW 318. (127 HP @ 3750 RPM) In normal driving conditions, 2009 BMW Z4 should accelerate faster than 2008 BMW 318. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 318 weights approximately 50 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, 2009 BMW Z4 (230 Nm @ 3500 RPM) has 30 more torque (in Nm) than 2008 BMW 318. (200 Nm @ 3750 RPM). This means 2009 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 318.
Compare all specifications:
| 2008 BMW 318 | 2009 BMW Z4 | |
| Make | BMW | BMW |
| Model | 318 | Z4 |
| Year Released | 2008 | 2009 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 2497 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 127 HP | 176 HP |
| Engine RPM | 3750 RPM | 5800 RPM |
| Torque | 200 Nm | 230 Nm |
| Torque RPM | 3750 RPM | 3500 RPM |
| Engine Compression Ratio | 10.2:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 213 km/hour | 229 km/hour |
| Acceleration 0-100mph | 9.3 seconds | 6.5 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1395 kg | 1345 kg |
| Vehicle Length | 4490 mm | 4100 mm |
| Vehicle Width | 1760 mm | 1790 mm |
| Vehicle Height | 1470 mm | 1310 mm |
| Wheelbase Size | 2730 mm | 2500 mm |
| Fuel Consumption Overall | 7.2 L/100km | 8.2 L/100km |
| Fuel Tank Capacity | 63 L | 55 L |
