2006 BMW 523 vs. 2003 Mazda MX-5 Miata
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 MX-5 Miata. In addition, the cost of maintenance, including insurance, on 2003 Mazda MX-5 Miata would be higher. At 2,497 cc (6 cylinders), 2006 BMW 523 is equipped with a bigger engine. In terms of performance, 2006 BMW 523 (175 HP @ 5800 RPM) has 36 more horse power than 2003 Mazda MX-5 Miata. (139 HP @ 7000 RPM). In normal driving conditions, 2006 BMW 523 should accelerate faster than 2003 Mazda MX-5 Miata. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 523 weights approximately 492 kg more than 2003 Mazda MX-5 Miata. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2006 BMW 523 (230 Nm @ 3500 RPM) has 62 more torque (in Nm) than 2003 Mazda MX-5 Miata. (168 Nm @ 5000 RPM). This means 2006 BMW 523 will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda MX-5 Miata.
Compare all specifications:
| 2006 BMW 523 | 2003 Mazda MX-5 Miata | |
| Make | BMW | Mazda |
| Model | 523 | MX-5 Miata |
| Year Released | 2006 | 2003 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 1840 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 139 HP |
| Engine RPM | 5800 RPM | 7000 RPM |
| Torque | 230 Nm | 168 Nm |
| Torque RPM | 3500 RPM | 5000 RPM |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 230 km/hour | 205 km/hour |
| Acceleration 0-100mph | 9 seconds | 8.5 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1632 kg | 1140 kg |
| Vehicle Length | 4850 mm | 3980 mm |
| Vehicle Width | 1850 mm | 1690 mm |
| Vehicle Height | 1470 mm | 1230 mm |
| Wheelbase Size | 2890 mm | 2270 mm |
| Fuel Consumption Overall | 10.9 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 70 L | 50 L |
