2004 BMW Z4 vs. 2007 Mazda MX-5 Miata
To start off, 2007 Mazda MX-5 Miata is newer by 3 year(s). Which means there will be less support and parts availability for 2004 BMW Z4. In addition, the cost of maintenance, including insurance, on 2004 BMW Z4 would be higher. At 2,171 cc (6 cylinders), 2004 BMW Z4 is equipped with a bigger engine. In terms of performance, 2007 Mazda MX-5 Miata (170 HP @ 6700 RPM) has 2 more horse power than 2004 BMW Z4. (168 HP @ 6250 RPM) In normal driving conditions, 2007 Mazda MX-5 Miata should accelerate faster than 2004 BMW Z4.
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, 2004 BMW Z4 (210 Nm @ 3500 RPM) has 20 more torque (in Nm) than 2007 Mazda MX-5 Miata. (190 Nm @ 5000 RPM). This means 2004 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2007 Mazda MX-5 Miata.
Compare all specifications:
| 2004 BMW Z4 | 2007 Mazda MX-5 Miata | |
| Make | BMW | Mazda |
| Model | Z4 | MX-5 Miata |
| Year Released | 2004 | 2007 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2171 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 | 170 HP |
| Engine RPM | 6250 RPM | 6700 RPM |
| Torque | 210 Nm | 190 Nm |
| Torque RPM | 3500 RPM | 5000 RPM |
| Engine Compression Ratio | 10.8:1 | 10.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Length | 4100 mm | 4000 mm |
| Vehicle Width | 1790 mm | 1730 mm |
| Vehicle Height | 1310 mm | 1250 mm |
| Wheelbase Size | 2500 mm | 2340 mm |
| Fuel Tank Capacity | 55 L | 50 L |
