2006 BMW Z4 vs. 2007 Subaru Legacy
To start off, 2007 Subaru Legacy is newer by 1 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, 2007 Subaru Legacy (243 HP @ 6000 RPM) has 54 more horse power than 2006 BMW Z4. (189 HP @ 6000 RPM) In normal driving conditions, 2007 Subaru Legacy should accelerate faster than 2006 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Subaru Legacy weights approximately 214 kg more than 2006 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 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, 2007 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, 2007 Subaru Legacy (327 Nm @ 3600 RPM) has 82 more torque (in Nm) than 2006 BMW Z4. (245 Nm @ 3500 RPM). This means 2007 Subaru Legacy will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4.
Compare all specifications:
| 2006 BMW Z4 | 2007 Subaru Legacy | |
| Make | BMW | Subaru |
| Model | Z4 | Legacy |
| Year Released | 2006 | 2007 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 1992 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 189 HP | 243 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 245 Nm | 327 Nm |
| Torque RPM | 3500 RPM | 3600 RPM |
| Engine Compression Ratio | 11.0:1 | 8.2:1 |
| 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 | 4 doors |
| Vehicle Weight | 1335 kg | 1549 kg |
| Vehicle Length | 4100 mm | 4740 mm |
| Vehicle Width | 1790 mm | 1740 mm |
| Vehicle Height | 1310 mm | 1430 mm |
| Wheelbase Size | 2500 mm | 2680 mm |
| Fuel Tank Capacity | 55 L | 64 L |
