2005 BMW 730 vs. 2004 Mazda 6
To start off, 2005 BMW 730 is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Mazda 6. In addition, the cost of maintenance, including insurance, on 2004 Mazda 6 would be higher. At 2,979 cc (6 cylinders), 2005 BMW 730 is equipped with a bigger engine. In terms of performance, 2005 BMW 730 (225 HP @ 4000 RPM) has 86 more horse power than 2004 Mazda 6. (139 HP @ 6000 RPM). In normal driving conditions, 2005 BMW 730 should accelerate faster than 2004 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 730 weights approximately 600 kg more than 2004 Mazda 6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW 730 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2005 BMW 730. However, in wet, icy, snow, or gravel driving conditions, 2004 Mazda 6, being front wheel drive (FWD), will offer much better control with better grip. 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, 2005 BMW 730 (500 Nm @ 2000 RPM) has 319 more torque (in Nm) than 2004 Mazda 6. (181 Nm @ 4500 RPM). This means 2005 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2004 Mazda 6. 2005 BMW 730 has automatic transmission and 2004 Mazda 6 has manual transmission. 2004 Mazda 6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 BMW 730 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 BMW 730 | 2004 Mazda 6 | |
| Make | BMW | Mazda |
| Model | 730 | 6 |
| Year Released | 2005 | 2004 |
| Body Type | Sedan | 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 | 225 HP | 139 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 500 Nm | 181 Nm |
| Torque RPM | 2000 RPM | 4500 RPM |
| Engine Bore Size | 84.1 mm | 87.6 mm |
| Engine Stroke Size | 90 mm | 83.1 mm |
| Engine Compression Ratio | 18.0:1 | 11.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Acceleration 0-100mph | 8 seconds | 9.9 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1975 kg | 1375 kg |
| Vehicle Length | 5050 mm | 4690 mm |
| Vehicle Width | 1910 mm | 1790 mm |
| Vehicle Height | 1500 mm | 1440 mm |
| Wheelbase Size | 2890 mm | 2680 mm |
| Fuel Consumption Overall | 8.2 L/100km | 8.5 L/100km |
| Fuel Tank Capacity | 88 L | 64 L |
