2003 BMW 525 vs. 2005 Mazda 3
To start off, 2005 Mazda 3 is newer by 2 year(s). Which means there will be less support and parts availability for 2003 BMW 525. In addition, the cost of maintenance, including insurance, on 2003 BMW 525 would be higher. At 2,492 cc (6 cylinders), 2003 BMW 525 is equipped with a bigger engine. In terms of performance, 2003 BMW 525 (184 HP @ 6000 RPM) has 36 more horse power than 2005 Mazda 3. (148 HP @ 4000 RPM). In normal driving conditions, 2003 BMW 525 should accelerate faster than 2005 Mazda 3. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 525 weights approximately 342 kg more than 2005 Mazda 3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 BMW 525 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 2003 BMW 525. However, in wet, icy, snow, or gravel driving conditions, 2005 Mazda 3, 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, 2003 BMW 525 (245 Nm) has 62 more torque (in Nm) than 2005 Mazda 3. (183 Nm). This means 2003 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 2005 Mazda 3.
Compare all specifications:
| 2003 BMW 525 | 2005 Mazda 3 | |
| Make | BMW | Mazda |
| Model | 525 | 3 |
| Year Released | 2003 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 1999 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 184 HP | 148 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 245 Nm | 183 Nm |
| Engine Bore Size | 84 mm | 87 mm |
| Engine Stroke Size | 75 mm | 83 mm |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1565 kg | 1223 kg |
| Vehicle Length | 4850 mm | 4540 mm |
| Vehicle Width | 1850 mm | 1760 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2890 mm | 2650 mm |
| Fuel Consumption Highway | 7 L/100km | 6.7 L/100km |
| Fuel Consumption City | 13.6 L/100km | 8.4 L/100km |
| Fuel Consumption Overall | 9.4 L/100km | 7.8 L/100km |
| Fuel Tank Capacity | 70 L | 55 L |
