2009 BMW 630 vs. 2004 Mazda MX-5 Miata
To start off, 2009 BMW 630 is newer by 5 year(s). Which means there will be less support and parts availability for 2004 Mazda MX-5 Miata. In addition, the cost of maintenance, including insurance, on 2004 Mazda MX-5 Miata would be higher. At 2,996 cc (6 cylinders), 2009 BMW 630 is equipped with a bigger engine. In terms of performance, 2009 BMW 630 (268 HP @ 6700 RPM) has 90 more horse power than 2004 Mazda MX-5 Miata. (178 HP @ 4000 RPM). In normal driving conditions, 2009 BMW 630 should accelerate faster than 2004 Mazda MX-5 Miata. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 630 weights approximately 461 kg more than 2004 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, 2009 BMW 630 (320 Nm) has 100 more torque (in Nm) than 2004 Mazda MX-5 Miata. (220 Nm). This means 2009 BMW 630 will have an easier job in driving up hills or pulling heavy equipment than 2004 Mazda MX-5 Miata.
Compare all specifications:
| 2009 BMW 630 | 2004 Mazda MX-5 Miata | |
| Make | BMW | Mazda |
| Model | 630 | MX-5 Miata |
| Year Released | 2009 | 2004 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 1835 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 268 HP | 178 HP |
| Engine RPM | 6700 RPM | 4000 RPM |
| Torque | 320 Nm | 220 Nm |
| Engine Bore Size | 85 mm | 83 mm |
| Engine Stroke Size | 88 mm | 85 mm |
| Engine Compression Ratio | 12.0:1 | 9.5:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1608 kg | 1147 kg |
| Vehicle Length | 4830 mm | 3960 mm |
| Vehicle Width | 1860 mm | 1690 mm |
| Vehicle Height | 1380 mm | 1230 mm |
| Wheelbase Size | 2790 mm | 2270 mm |
| Fuel Consumption Overall | 7.9 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 70 L | 48 L |
