2008 BMW Z4 vs. 2006 BMW Z4
To start off, 2008 BMW Z4 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), 2008 BMW Z4 is equipped with a bigger engine. In terms of performance, 2008 BMW Z4 (338 HP @ 7900 RPM) has 83 more horse power than 2006 BMW Z4. (255 HP @ 6600 RPM). In normal driving conditions, 2008 BMW Z4 should accelerate faster than 2006 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW Z4 weights approximately 340 kg more than 2008 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, 2008 BMW Z4 (365 Nm @ 4900 RPM) has 67 more torque (in Nm) than 2006 BMW Z4. (298 Nm @ 2750 RPM). This means 2008 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4.
Compare all specifications:
| 2008 BMW Z4 | 2006 BMW Z4 | |
| Make | BMW | BMW |
| Model | Z4 | Z4 |
| Year Released | 2008 | 2006 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3246 cc | 2999 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 338 HP | 255 HP |
| Engine RPM | 7900 RPM | 6600 RPM |
| Torque | 365 Nm | 298 Nm |
| Torque RPM | 4900 RPM | 2750 RPM |
| Engine Compression Ratio | 11.5:1 | 10.7:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1495 kg | 1835 kg |
| Vehicle Length | 4870 mm | 4100 mm |
| Vehicle Width | 1790 mm | 1790 mm |
| Vehicle Height | 1470 mm | 1270 mm |
| Wheelbase Size | 2500 mm | 2500 mm |
| Fuel Consumption Overall | 12.3 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 60 L | 55 L |
