2006 BMW 330 vs. 2011 BMW Z4
To start off, 2011 BMW Z4 is newer by 5 year(s). Which means there will be less support and parts availability for 2006 BMW 330. In addition, the cost of maintenance, including insurance, on 2006 BMW 330 would be higher. At 3,000 cc (6 cylinders), 2011 BMW Z4 is equipped with a bigger engine. In terms of performance, 2011 BMW Z4 (335 HP @ 5900 RPM) has 106 more horse power than 2006 BMW 330. (229 HP @ 5900 RPM) In normal driving conditions, 2011 BMW Z4 should accelerate faster than 2006 BMW 330. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 330 weights approximately 75 kg more than 2011 BMW Z4.
Because 2006 BMW 330 is four wheel drive (4WD), it will have significant more traction and grip than 2011 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2006 BMW 330 will offer significantly more control. 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, 2011 BMW Z4 (450 Nm @ 1500 RPM) has 150 more torque (in Nm) than 2006 BMW 330. (300 Nm @ 3500 RPM). This means 2011 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 330.
Compare all specifications:
| 2006 BMW 330 | 2011 BMW Z4 | |
| Make | BMW | BMW |
| Model | 330 | Z4 |
| Year Released | 2006 | 2011 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 3000 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 229 HP | 335 HP |
| Engine RPM | 5900 RPM | 5900 RPM |
| Torque | 300 Nm | 450 Nm |
| Torque RPM | 3500 RPM | 1500 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1685 kg | 1610 kg |
| Vehicle Length | 4480 mm | 4242 mm |
| Vehicle Width | 1750 mm | 1791 mm |
| Vehicle Height | 1440 mm | 1285 mm |
| Wheelbase Size | 2730 mm | 2497 mm |
| Fuel Tank Capacity | 63 L | 55 L |
