2009 BMW Z4 vs. 2004 Mazda 6
To start off, 2009 BMW Z4 is newer by 5 year(s). Which means there will be less support and parts availability for 2004 Mazda 6. In addition, the cost of maintenance, including insurance, on 2004 Mazda 6 would be higher. At 2,996 cc (6 cylinders), 2009 BMW Z4 is equipped with a bigger engine. In terms of performance, 2009 BMW Z4 (261 HP @ 6600 RPM) has 117 more horse power than 2004 Mazda 6. (144 HP @ 6000 RPM). In normal driving conditions, 2009 BMW Z4 should accelerate faster than 2004 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 2004 Mazda 6 weights approximately 15 kg more than 2009 BMW Z4.
Because 2009 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 2009 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2004 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, 2009 BMW Z4 (315 Nm @ 2750 RPM) has 134 more torque (in Nm) than 2004 Mazda 6. (181 Nm @ 4500 RPM). This means 2009 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2004 Mazda 6. 2004 Mazda 6 has automatic transmission and 2009 BMW Z4 has manual transmission. 2009 BMW Z4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Mazda 6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW Z4 | 2004 Mazda 6 | |
| Make | BMW | Mazda |
| Model | Z4 | 6 |
| Year Released | 2009 | 2004 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 1999 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 261 HP | 144 HP |
| Engine RPM | 6600 RPM | 6000 RPM |
| Torque | 315 Nm | 181 Nm |
| Torque RPM | 2750 RPM | 4500 RPM |
| Engine Bore Size | 85.1 mm | 87.5 mm |
| Engine Stroke Size | 88 mm | 83.1 mm |
| Engine Compression Ratio | 10.7:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 5.7 seconds | 9.9 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1395 kg | 1410 kg |
| Vehicle Length | 4100 mm | 4710 mm |
| Vehicle Width | 1790 mm | 1790 mm |
| Vehicle Height | 1270 mm | 1490 mm |
| Wheelbase Size | 2500 mm | 2610 mm |
| Fuel Consumption Overall | 8.9 L/100km | 8.7 L/100km |
| Fuel Tank Capacity | 55 L | 64 L |
