2006 BMW Z4 vs. 2008 Subaru Impreza
To start off, 2008 Subaru Impreza 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 2,492 cc (6 cylinders), 2006 BMW Z4 is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (189 HP @ 6000 RPM) has 18 more horse power than 2008 Subaru Impreza. (171 HP @ 6000 RPM). In normal driving conditions, 2006 BMW Z4 should accelerate faster than 2008 Subaru Impreza. With that said, vehicle weight also plays an important factor in acceleration. 2008 Subaru Impreza weights approximately 298 kg more than 2006 BMW Z4.
Because 2008 Subaru Impreza 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 Subaru Impreza 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 (245 Nm @ 3500 RPM) has 14 more torque (in Nm) than 2008 Subaru Impreza. (231 Nm @ 4400 RPM). This means 2006 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2008 Subaru Impreza.
Compare all specifications:
| 2006 BMW Z4 | 2008 Subaru Impreza | |
| Make | BMW | Subaru |
| Model | Z4 | Impreza |
| Year Released | 2006 | 2008 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 2457 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 189 HP | 171 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 245 Nm | 231 Nm |
| Torque RPM | 3500 RPM | 4400 RPM |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1335 kg | 1633 kg |
| Vehicle Length | 4100 mm | 4590 mm |
| Vehicle Width | 1790 mm | 1750 mm |
| Vehicle Height | 1310 mm | 1480 mm |
| Wheelbase Size | 2500 mm | 2630 mm |
| Fuel Consumption Overall | 9 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 55 L | 64 L |
