2005 BMW 525 vs. 2007 Mazda RX-8
To start off, 2007 Mazda RX-8 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 BMW 525. In addition, the cost of maintenance, including insurance, on 2005 BMW 525 would be higher. At 2,494 cc (6 cylinders), 2005 BMW 525 is equipped with a bigger engine. In terms of performance, 2007 Mazda RX-8 (228 HP @ 8200 RPM) has 39 more horse power than 2005 BMW 525. (189 HP @ 6000 RPM) In normal driving conditions, 2007 Mazda RX-8 should accelerate faster than 2005 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 525 weights approximately 205 kg more than 2007 Mazda RX-8.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 525 (245 Nm @ 3500 RPM) has 34 more torque (in Nm) than 2007 Mazda RX-8. (211 Nm @ 5500 RPM). This means 2005 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 2007 Mazda RX-8.
Compare all specifications:
| 2005 BMW 525 | 2007 Mazda RX-8 | |
| Make | BMW | Mazda |
| Model | 525 | RX-8 |
| Year Released | 2005 | 2007 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 1307 cc |
| Engine Type | in-line | dual-disk rotary |
| Horse Power | 189 HP | 228 HP |
| Engine RPM | 6000 RPM | 8200 RPM |
| Torque | 245 Nm | 211 Nm |
| Torque RPM | 3500 RPM | 5500 RPM |
| Engine Bore Size | 84.1 mm | 78 mm |
| Engine Stroke Size | 75 mm | 83.6 mm |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 8.5 seconds | 6.4 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1630 kg | 1425 kg |
| Vehicle Length | 4850 mm | 4440 mm |
| Vehicle Width | 1850 mm | 1780 mm |
| Vehicle Height | 1500 mm | 1350 mm |
| Wheelbase Size | 2730 mm | 2710 mm |
| Fuel Consumption Overall | 8.9 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 70 L | 61 L |
