2006 BMW 523 vs. 2003 Mazda 6
To start off, 2006 BMW 523 is newer by 3 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 2,497 cc, 2006 BMW 523 is equipped with a bigger engine. In terms of performance, 2006 BMW 523 (175 HP @ 5800 RPM) has 37 more horse power than 2003 Mazda 6. (138 HP @ 6000 RPM). In normal driving conditions, 2006 BMW 523 should accelerate faster than 2003 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 523 weights approximately 515 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 2006 BMW 523 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 2006 BMW 523. However, in wet, icy, snow, or gravel driving conditions, 2003 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, 2006 BMW 523 (230 Nm @ 3500 RPM) has 49 more torque (in Nm) than 2003 Mazda 6. (181 Nm @ 4500 RPM). This means 2006 BMW 523 will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda 6. 2003 Mazda 6 has automatic transmission and 2006 BMW 523 has manual transmission. 2006 BMW 523 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Mazda 6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 BMW 523 | 2003 Mazda 6 | |
| Make | BMW | Mazda |
| Model | 523 | 6 |
| Year Released | 2006 | 2003 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 1999 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 138 HP |
| Engine RPM | 5800 RPM | 6000 RPM |
| Torque | 230 Nm | 181 Nm |
| Torque RPM | 3500 RPM | 4500 RPM |
| Engine Bore Size | 78.8 mm | 87.5 mm |
| Engine Stroke Size | 82 mm | 83.1 mm |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 230 km/hour | 208 km/hour |
| Acceleration 0-100mph | 9 seconds | 9.7 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1835 kg | 1320 kg |
| Vehicle Length | 4850 mm | 4690 mm |
| Vehicle Width | 1850 mm | 1790 mm |
| Vehicle Height | 1470 mm | 1440 mm |
| Wheelbase Size | 2890 mm | 2620 mm |
| Fuel Tank Capacity | 70 L | 64 L |
