2007 BMW X3 vs. 2003 Mazda 6
To start off, 2007 BMW X3 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Mazda 6. In addition, the cost of maintenance, including insurance, on 2003 Mazda 6 would be higher. At 2,979 cc (6 cylinders), 2007 BMW X3 is equipped with a bigger engine. In terms of performance, 2007 BMW X3 (260 HP @ 6600 RPM) has 121 more horse power than 2003 Mazda 6. (139 HP @ 6000 RPM). In normal driving conditions, 2007 BMW X3 should accelerate faster than 2003 Mazda 6.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Mazda 6. In wet, icy, snow, or gravel driving conditions, 2007 BMW X3 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 BMW X3 (305 Nm @ 2750 RPM) has 124 more torque (in Nm) than 2003 Mazda 6. (181 Nm @ 4500 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda 6.
Compare all specifications:
| 2007 BMW X3 | 2003 Mazda 6 | |
| Make | BMW | Mazda |
| Model | X3 | 6 |
| Year Released | 2007 | 2003 |
| Body Type | SUV | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 260 HP | 139 HP |
| Engine RPM | 6600 RPM | 6000 RPM |
| Torque | 305 Nm | 181 Nm |
| Torque RPM | 2750 RPM | 4500 RPM |
| Engine Compression Ratio | 10.7:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Doors | 5 doors | 5 doors |
