2009 BMW 320 vs. 2008 BMW Z4
To start off, 2009 BMW 320 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 BMW Z4. In addition, the cost of maintenance, including insurance, on 2008 BMW Z4 would be higher. At 2,494 cc (6 cylinders), 2008 BMW Z4 is equipped with a bigger engine. In terms of performance, 2008 BMW Z4 (215 HP @ 6500 RPM) has 47 more horse power than 2009 BMW 320. (168 HP @ 6100 RPM) In normal driving conditions, 2008 BMW Z4 should accelerate faster than 2009 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 320 weights approximately 325 kg more than 2008 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, 2008 BMW Z4 (250 Nm) has 39 more torque (in Nm) than 2009 BMW 320. (211 Nm). This means 2008 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 320. 2008 BMW Z4 has automatic transmission and 2009 BMW 320 has manual transmission. 2009 BMW 320 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 BMW Z4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW 320 | 2008 BMW Z4 | |
| Make | BMW | BMW |
| Model | 320 | Z4 |
| Year Released | 2009 | 2008 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 2494 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 168 HP | 215 HP |
| Engine RPM | 6100 RPM | 6500 RPM |
| Torque | 211 Nm | 250 Nm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 222 km/hour | 222 km/hour |
| Acceleration 0-100mph | 9.1 seconds | 7.5 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1615 kg | 1290 kg |
| Vehicle Length | 4490 mm | 4100 mm |
| Vehicle Width | 1760 mm | 1790 mm |
| Vehicle Height | 1380 mm | 1310 mm |
| Wheelbase Size | 2730 mm | 2500 mm |
| Fuel Consumption Overall | 9.4 L/100km | 9.5 L/100km |
| Fuel Tank Capacity | 63 L | 55 L |
