2006 BMW Z4 vs. 2009 Subaru Legacy
To start off, 2009 Subaru Legacy is newer by 3 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 2,979 cc (6 cylinders), 2006 BMW Z4 is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (228 HP @ 5900 RPM) has 57 more horse power than 2009 Subaru Legacy. (171 HP @ 6000 RPM). In normal driving conditions, 2006 BMW Z4 should accelerate faster than 2009 Subaru Legacy. With that said, vehicle weight also plays an important factor in acceleration. 2009 Subaru Legacy weights approximately 268 kg more than 2006 BMW Z4.
Because 2009 Subaru Legacy 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, 2009 Subaru Legacy 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 (301 Nm @ 3500 RPM) has 70 more torque (in Nm) than 2009 Subaru Legacy. (231 Nm @ 4400 RPM). This means 2006 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2009 Subaru Legacy.
Compare all specifications:
| 2006 BMW Z4 | 2009 Subaru Legacy | |
| Make | BMW | Subaru |
| Model | Z4 | Legacy |
| Year Released | 2006 | 2009 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 2457 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 228 HP | 171 HP |
| Engine RPM | 5900 RPM | 6000 RPM |
| Torque | 301 Nm | 231 Nm |
| Torque RPM | 3500 RPM | 4400 RPM |
| Engine Bore Size | 84 mm | 99.5 mm |
| Engine Stroke Size | 89.6 mm | 79 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1365 kg | 1633 kg |
| Vehicle Length | 4100 mm | 4710 mm |
| Vehicle Width | 1790 mm | 1740 mm |
| Vehicle Height | 1310 mm | 1430 mm |
| Wheelbase Size | 2500 mm | 2680 mm |
| Fuel Consumption | 7.8 L/100km | 9.1 L/100km |
| Fuel Consumption City | 11.8 L/100km | 11.8 L/100km |
| Fuel Consumption Overall | 9.1 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 55 L | 64 L |
