2011 BMW Z4 vs. 2009 Subaru Impreza
To start off, 2011 BMW Z4 is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Subaru Impreza. In addition, the cost of maintenance, including insurance, on 2009 Subaru Impreza would be higher. At 1,997 cc (4 cylinders), 2011 BMW Z4 is equipped with a bigger engine. In terms of performance, 2011 BMW Z4 (182 HP @ 5000 RPM) has 34 more horse power than 2009 Subaru Impreza. (148 HP @ 6400 RPM). In normal driving conditions, 2011 BMW Z4 should accelerate faster than 2009 Subaru Impreza. With that said, vehicle weight also plays an important factor in acceleration. 2011 BMW Z4 weights approximately 125 kg more than 2009 Subaru Impreza. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Subaru Impreza is all wheel drive (AWD), it will have significant more traction and grip than 2011 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2009 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, 2011 BMW Z4 (270 Nm @ 1250 RPM) has 74 more torque (in Nm) than 2009 Subaru Impreza. (196 Nm @ 3200 RPM). This means 2011 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2009 Subaru Impreza.
Compare all specifications:
| 2011 BMW Z4 | 2009 Subaru Impreza | |
| Make | BMW | Subaru |
| Model | Z4 | Impreza |
| Year Released | 2011 | 2009 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 1994 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 182 HP | 148 HP |
| Engine RPM | 5000 RPM | 6400 RPM |
| Torque | 270 Nm | 196 Nm |
| Torque RPM | 1250 RPM | 3200 RPM |
| Engine Bore Size | 90.1 mm | 77.7 mm |
| Engine Stroke Size | 84 mm | 79 mm |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 235 km/hour | 196 km/hour |
| Acceleration 0-100mph | 6.9 seconds | 9.6 seconds |
| Drive Type | Rear | AWD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1480 kg | 1355 kg |
| Vehicle Length | 4239 mm | 4415 mm |
| Vehicle Width | 1791 mm | 1740 mm |
| Vehicle Height | 1290 mm | 1476 mm |
| Wheelbase Size | 2497 mm | 2619 mm |
| Fuel Consumption | 5.5 L/100km | 6.9 L/100km |
| Fuel Consumption City | 9.1 L/100km | 11.4 L/100km |
| Fuel Consumption Overall | 6.8 L/100km | 8.6 L/100km |
| Fuel Tank Capacity | 55 L | 64 L |
