2008 BMW 523 vs. 2005 Mazda 6
To start off, 2008 BMW 523 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Mazda 6. In addition, the cost of maintenance, including insurance, on 2005 Mazda 6 would be higher. At 2,965 cc (6 cylinders), 2005 Mazda 6 is equipped with a bigger engine. In terms of performance, 2005 Mazda 6 (220 HP @ 4000 RPM) has 45 more horse power than 2008 BMW 523. (175 HP @ 5800 RPM) In normal driving conditions, 2005 Mazda 6 should accelerate faster than 2008 BMW 523. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mazda 6 weights approximately 1 kg more than 2008 BMW 523. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 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 2008 BMW 523. However, in wet, icy, snow, or gravel driving conditions, 2005 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 Mazda 6 (260 Nm) has 30 more torque (in Nm) than 2008 BMW 523. (230 Nm). This means 2005 Mazda 6 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 523.
Compare all specifications:
| 2008 BMW 523 | 2005 Mazda 6 | |
| Make | BMW | Mazda |
| Model | 523 | 6 |
| Year Released | 2008 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2965 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 220 HP |
| Engine RPM | 5800 RPM | 4000 RPM |
| Torque | 230 Nm | 260 Nm |
| Engine Bore Size | 82 mm | 89 mm |
| Engine Stroke Size | 78.8 mm | 80 mm |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1490 kg | 1491 kg |
| Vehicle Length | 4870 mm | 4750 mm |
| Vehicle Height | 1470 mm | 1450 mm |
| Wheelbase Size | 2890 mm | 2680 mm |
| Fuel Consumption Overall | 8.7 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 70 L | 68 L |
