2003 BMW Z4 vs. 2006 BMW 325
To start off, 2006 BMW 325 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 BMW Z4. In addition, the cost of maintenance, including insurance, on 2003 BMW Z4 would be higher. At 2,999 cc (6 cylinders), 2003 BMW Z4 is equipped with a bigger engine. In terms of performance, 2003 BMW Z4 (227 HP @ 6000 RPM) has 38 more horse power than 2006 BMW 325. (189 HP @ 6000 RPM). In normal driving conditions, 2003 BMW Z4 should accelerate faster than 2006 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 325 weights approximately 360 kg more than 2003 BMW Z4.
Because 2006 BMW 325 is four wheel drive (4WD), it will have significant more traction and grip than 2003 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2006 BMW 325 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, 2003 BMW Z4 (291 Nm @ 3500 RPM) has 46 more torque (in Nm) than 2006 BMW 325. (245 Nm @ 3500 RPM). This means 2003 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 325.
Compare all specifications:
2003 BMW Z4 | 2006 BMW 325 | |
Make | BMW | BMW |
Model | Z4 | 325 |
Year Released | 2003 | 2006 |
Body Type | Convertible | Station Wagon |
Engine Position | Front | Front |
Engine Size | 2999 cc | 2492 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 227 HP | 189 HP |
Engine RPM | 6000 RPM | 6000 RPM |
Torque | 291 Nm | 245 Nm |
Torque RPM | 3500 RPM | 3500 RPM |
Engine Bore Size | 84 mm | 84 mm |
Engine Stroke Size | 90 mm | 75 mm |
Fuel Type | Gasoline | Gasoline - Premium |
Drive Type | Rear | 4WD |
Transmission Type | Manual | Manual |
Number of Seats | 2 seats | 5 seats |
Number of Doors | 2 doors | 5 doors |
Vehicle Weight | 1290 kg | 1650 kg |
Vehicle Length | 4100 mm | 4480 mm |
Vehicle Width | 1790 mm | 1750 mm |
Vehicle Height | 1310 mm | 1440 mm |
Wheelbase Size | 2500 mm | 2730 mm |
Fuel Tank Capacity | 55 L | 63 L |