2006 BMW Z4 vs. 2003 Subaru Forester
To start off, 2006 BMW Z4 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Subaru Forester. In addition, the cost of maintenance, including insurance, on 2003 Subaru Forester 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 66 more horse power than 2003 Subaru Forester. (123 HP @ 5600 RPM). In normal driving conditions, 2006 BMW Z4 should accelerate faster than 2003 Subaru Forester. With that said, vehicle weight also plays an important factor in acceleration. 2003 Subaru Forester weights approximately 50 kg more than 2006 BMW Z4.
Because 2003 Subaru Forester 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, 2003 Subaru Forester 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 69 more torque (in Nm) than 2003 Subaru Forester. (176 Nm @ 4000 RPM). This means 2006 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Subaru Forester.
Compare all specifications:
| 2006 BMW Z4 | 2003 Subaru Forester | |
| Make | BMW | Subaru |
| Model | Z4 | Forester |
| Year Released | 2006 | 2003 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 1994 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 189 HP | 123 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 245 Nm | 176 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 84 mm | 92.1 mm |
| Engine Stroke Size | 75 mm | 75 mm |
| 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 | 5 doors |
| Vehicle Weight | 1335 kg | 1385 kg |
| Vehicle Length | 4100 mm | 4460 mm |
| Vehicle Width | 1790 mm | 1740 mm |
| Vehicle Height | 1310 mm | 1600 mm |
| Wheelbase Size | 2500 mm | 2530 mm |
| Fuel Tank Capacity | 55 L | 60 L |
