2006 BMW Z4 vs. 2008 BMW 328
To start off, 2008 BMW 328 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 BMW Z4. In addition, the cost of maintenance, including insurance, on 2006 BMW Z4 would be higher. At 3,246 cc (6 cylinders), 2006 BMW Z4 is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (343 HP @ 7900 RPM) has 113 more horse power than 2008 BMW 328. (230 HP @ 6500 RPM). In normal driving conditions, 2006 BMW Z4 should accelerate faster than 2008 BMW 328. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 328 weights approximately 398 kg more than 2006 BMW Z4.
Because 2008 BMW 328 is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2008 BMW 328 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, 2006 BMW Z4 (495 Nm @ 4900 RPM) has 224 more torque (in Nm) than 2008 BMW 328. (271 Nm @ 2750 RPM). This means 2006 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 328.
Compare all specifications:
| 2006 BMW Z4 | 2008 BMW 328 | |
| Make | BMW | BMW |
| Model | Z4 | 328 |
| Year Released | 2006 | 2008 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3246 cc | 2996 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 343 HP | 230 HP |
| Engine RPM | 7900 RPM | 6500 RPM |
| Torque | 495 Nm | 271 Nm |
| Torque RPM | 4900 RPM | 2750 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1332 kg | 1730 kg |
| Vehicle Length | 4100 mm | 4530 mm |
| Vehicle Width | 1790 mm | 1820 mm |
| Vehicle Height | 1300 mm | 1420 mm |
| Wheelbase Size | 2500 mm | 2770 mm |
| Fuel Consumption Overall | 11.4 L/100km | 11.9 L/100km |
| Fuel Tank Capacity | 60 L | 61 L |
