2007 BMW X3 vs. 2003 Mazda 3
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 3. In addition, the cost of maintenance, including insurance, on 2003 Mazda 3 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 100 more horse power than 2003 Mazda 3. (160 HP @ 6000 RPM). In normal driving conditions, 2007 BMW X3 should accelerate faster than 2003 Mazda 3.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Mazda 3. 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 110 more torque (in Nm) than 2003 Mazda 3. (195 Nm @ 4500 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda 3. 2007 BMW X3 has automatic transmission and 2003 Mazda 3 has manual transmission. 2003 Mazda 3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
2007 BMW X3 | 2003 Mazda 3 | |
Make | BMW | Mazda |
Model | X3 | 3 |
Year Released | 2007 | 2003 |
Engine Position | Front | Front |
Engine Size | 2979 cc | 1999 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 260 HP | 160 HP |
Engine RPM | 6600 RPM | 6000 RPM |
Torque | 305 Nm | 195 Nm |
Torque RPM | 2750 RPM | 4500 RPM |
Engine Bore Size | 85.1 mm | 87.5 mm |
Engine Stroke Size | 87.9 mm | 83.1 mm |
Engine Compression Ratio | 10.7:1 | 11.0:1 |
Fuel Type | Gasoline | Gasoline |
Top Speed | 209 km/hour | 200 km/hour |
Drive Type | 4WD | Front |
Transmission Type | Automatic | Manual |
Number of Doors | 5 doors | 3 doors |