2006 BMW Z4 vs. 2013 Mazda 6
To start off, 2013 Mazda 6 is newer by 7 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 2,489 cc (4 cylinders), 2013 Mazda 6 is equipped with a bigger engine. In terms of performance, 2013 Mazda 6 (168 HP @ 6000 RPM) has 20 more horse power than 2006 BMW Z4. (148 HP @ 6200 RPM) In normal driving conditions, 2013 Mazda 6 should accelerate faster than 2006 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2013 Mazda 6 weights approximately 173 kg more than 2006 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 BMW Z4 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2006 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2013 Mazda 6, being front wheel drive (FWD), will offer much better control with better grip. 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, 2013 Mazda 6 (226 Nm @ 4000 RPM) has 26 more torque (in Nm) than 2006 BMW Z4. (200 Nm @ 3600 RPM). This means 2013 Mazda 6 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4.
Compare all specifications:
| 2006 BMW Z4 | 2013 Mazda 6 | |
| Make | BMW | Mazda |
| Model | Z4 | 6 |
| Year Released | 2006 | 2013 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 2489 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 168 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 200 Nm | 226 Nm |
| Torque RPM | 3600 RPM | 4000 RPM |
| Engine Bore Size | 84 mm | 89 mm |
| Engine Stroke Size | 90 mm | 100 mm |
| Engine Compression Ratio | 10.5:1 | 9.7:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | 6-speed manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1326 kg | 1499 kg |
| Vehicle Length | 4100 mm | 4940 mm |
| Vehicle Width | 1790 mm | 1840 mm |
| Vehicle Height | 1310 mm | 1470 mm |
| Wheelbase Size | 2500 mm | 2790 mm |
| Fuel Consumption | 5.6 L/100km | 6.6 L/100km |
| Fuel Tank Capacity | 55 L | 70 L |
