2006 BMW Z4 vs. 2007 Mazda MX-5 Miata
To start off, 2007 Mazda MX-5 Miata is newer by 1 year(s). Which means there will be less support and parts availability for 2006 BMW Z4. In addition, the cost of maintenance, including insurance, on 2006 BMW Z4 would be higher. At 2,170 cc (6 cylinders), 2006 BMW Z4 is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (168 HP @ 6250 RPM) has 10 more horse power than 2007 Mazda MX-5 Miata. (158 HP @ 6700 RPM). In normal driving conditions, 2006 BMW Z4 should accelerate faster than 2007 Mazda MX-5 Miata. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW Z4 weights approximately 118 kg more than 2007 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 Z4 (210 Nm @ 3500 RPM) has 21 more torque (in Nm) than 2007 Mazda MX-5 Miata. (189 Nm @ 5000 RPM). This means 2006 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2007 Mazda MX-5 Miata.
Compare all specifications:
| 2006 BMW Z4 | 2007 Mazda MX-5 Miata | |
| Make | BMW | Mazda |
| Model | Z4 | MX-5 Miata |
| Year Released | 2006 | 2007 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2170 cc | 1999 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 168 HP | 158 HP |
| Engine RPM | 6250 RPM | 6700 RPM |
| Torque | 210 Nm | 189 Nm |
| Torque RPM | 3500 RPM | 5000 RPM |
| Engine Bore Size | 80 mm | 87.5 mm |
| Engine Stroke Size | 72 mm | 83.1 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 225 km/hour | 215 km/hour |
| Acceleration 0-100mph | 7.7 seconds | 8.2 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1325 kg | 1207 kg |
| Vehicle Length | 4100 mm | 4000 mm |
| Vehicle Width | 1790 mm | 1730 mm |
| Vehicle Height | 1310 mm | 1260 mm |
| Wheelbase Size | 2500 mm | 2340 mm |
| Fuel Consumption Overall | 8.9 L/100km | 8.2 L/100km |
| Fuel Tank Capacity | 55 L | 50 L |
