2004 BMW Z4 vs. 2005 Subaru Impreza
To start off, 2005 Subaru Impreza is newer by 1 year(s). Which means there will be less support and parts availability for 2004 BMW Z4. In addition, the cost of maintenance, including insurance, on 2004 BMW Z4 would be higher. At 2,494 cc (6 cylinders), 2004 BMW Z4 is equipped with a bigger engine. In terms of performance, 2004 BMW Z4 (185 HP @ 6000 RPM) has 62 more horse power than 2005 Subaru Impreza. (123 HP @ 5600 RPM). In normal driving conditions, 2004 BMW Z4 should accelerate faster than 2005 Subaru Impreza. With that said, vehicle weight also plays an important factor in acceleration. 2005 Subaru Impreza weights approximately 154 kg more than 2004 BMW Z4.
Because 2005 Subaru Impreza is four wheel drive (4WD), it will have significant more traction and grip than 2004 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2005 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, 2004 BMW Z4 (245 Nm @ 3500 RPM) has 61 more torque (in Nm) than 2005 Subaru Impreza. (184 Nm @ 3600 RPM). This means 2004 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Subaru Impreza.
Compare all specifications:
| 2004 BMW Z4 | 2005 Subaru Impreza | |
| Make | BMW | Subaru |
| Model | Z4 | Impreza |
| Year Released | 2004 | 2005 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 1994 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 185 HP | 123 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 245 Nm | 184 Nm |
| Torque RPM | 3500 RPM | 3600 RPM |
| Engine Bore Size | 84 mm | 92.1 mm |
| Engine Stroke Size | 75 mm | 75 mm |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1296 kg | 1450 kg |
| Vehicle Length | 4100 mm | 4420 mm |
| Vehicle Width | 1790 mm | 1700 mm |
| Vehicle Height | 1300 mm | 1490 mm |
| Wheelbase Size | 2500 mm | 2680 mm |
| Fuel Consumption Overall | 10.2 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 55 L | 50 L |
