2004 BMW 745 vs. 2003 Mazda 6
To start off, 2004 BMW 745 is newer by 1 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 4,390 cc (8 cylinders), 2004 BMW 745 is equipped with a bigger engine. In terms of performance, 2004 BMW 745 (322 HP @ 7400 RPM) has 162 more horse power than 2003 Mazda 6. (160 HP @ 6500 RPM). In normal driving conditions, 2004 BMW 745 should accelerate faster than 2003 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 745 weights approximately 420 kg more than 2003 Mazda 6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Mazda 6 is four wheel drive (4WD), it will have significant more traction and grip than 2004 BMW 745. In wet, icy, snow, or gravel driving conditions, 2003 Mazda 6 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 745 (447 Nm) has 242 more torque (in Nm) than 2003 Mazda 6. (205 Nm). This means 2004 BMW 745 will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda 6.
Compare all specifications:
| 2004 BMW 745 | 2003 Mazda 6 | |
| Make | BMW | Mazda |
| Model | 745 | 6 |
| Year Released | 2004 | 2003 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4390 cc | 2261 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 322 HP | 160 HP |
| Engine RPM | 7400 RPM | 6500 RPM |
| Torque | 447 Nm | 205 Nm |
| Engine Bore Size | 92 mm | 87.5 mm |
| Engine Stroke Size | 83 mm | 94 mm |
| Engine Compression Ratio | 10.5:1 | 11.0:1 |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2025 kg | 1605 kg |
| Vehicle Length | 5180 mm | 4710 mm |
| Vehicle Width | 1910 mm | 1790 mm |
| Vehicle Height | 1500 mm | 1500 mm |
| Wheelbase Size | 3140 mm | 2680 mm |
| Fuel Tank Capacity | 88 L | 62 L |
