2004 BMW Z4 vs. 2005 BMW 325
To start off, 2005 BMW 325 is newer by 1 year(s). Which means there will be less support and parts availability for 2004 BMW Z4. In addition, the cost of maintenance, including insurance, on 2004 BMW Z4 would be higher. At 2,983 cc (6 cylinders), 2004 BMW Z4 is equipped with a bigger engine. In terms of performance, 2004 BMW Z4 (225 HP @ 5900 RPM) has 36 more horse power than 2005 BMW 325. (189 HP @ 7400 RPM). In normal driving conditions, 2004 BMW Z4 should accelerate faster than 2005 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 325 weights approximately 225 kg more than 2004 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, 2004 BMW Z4 (300 Nm) has 63 more torque (in Nm) than 2005 BMW 325. (237 Nm). This means 2004 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 325.
Compare all specifications:
| 2004 BMW Z4 | 2005 BMW 325 | |
| Make | BMW | BMW |
| Model | Z4 | 325 |
| Year Released | 2004 | 2005 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2983 cc | 2494 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 225 HP | 189 HP |
| Engine RPM | 5900 RPM | 7400 RPM |
| Torque | 300 Nm | 237 Nm |
| Engine Compression Ratio | 10.2:1 | 10.5:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1395 kg | 1620 kg |
| Vehicle Length | 4100 mm | 4490 mm |
| Vehicle Width | 1790 mm | 1760 mm |
| Vehicle Height | 1310 mm | 1380 mm |
| Wheelbase Size | 2500 mm | 2730 mm |
| Fuel Consumption | 8.1 L/100km | 8.7 L/100km |
| Fuel Consumption City | 11.2 L/100km | 12.4 L/100km |
| Fuel Consumption Overall | 9.1 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 55 L | 63 L |
