2004 BMW 330 vs. 2007 BMW Z4
To start off, 2007 BMW Z4 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 BMW 330. In addition, the cost of maintenance, including insurance, on 2004 BMW 330 would be higher. At 3,246 cc (6 cylinders), 2007 BMW Z4 is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (338 HP @ 7900 RPM) has 113 more horse power than 2004 BMW 330. (225 HP @ 7400 RPM) In normal driving conditions, 2007 BMW Z4 should accelerate faster than 2004 BMW 330. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 330 weights approximately 5 kg more than 2007 BMW Z4.
Let's talk about torque, 2007 BMW Z4 (365 Nm) has 65 more torque (in Nm) than 2004 BMW 330. (300 Nm). This means 2007 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 330.
Compare all specifications:
| 2004 BMW 330 | 2007 BMW Z4 | |
| Make | BMW | BMW |
| Model | 330 | Z4 |
| Year Released | 2004 | 2007 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2983 cc | 3246 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 225 HP | 338 HP |
| Engine RPM | 7400 RPM | 7900 RPM |
| Torque | 300 Nm | 365 Nm |
| Engine Compression Ratio | 10.2:1 | 11.5:1 |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1490 kg | 1485 kg |
| Vehicle Length | 4480 mm | 4120 mm |
| Vehicle Width | 1750 mm | 1310 mm |
| Vehicle Height | 1420 mm | 1790 mm |
| Wheelbase Size | 2730 mm | 2500 mm |
| Fuel Consumption Overall | 10.4 L/100km | 12.1 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
