2008 BMW Z4 vs. 2003 Mazda 6
To start off, 2008 BMW Z4 is newer by 5 year(s). Which means there will be less support and parts availability for 2003 Mazda 6. In addition, the cost of maintenance, including insurance, on 2003 Mazda 6 would be higher. At 3,248 cc (6 cylinders), 2008 BMW Z4 is equipped with a bigger engine. In terms of performance, 2008 BMW Z4 (338 HP @ 7900 RPM) has 179 more horse power than 2003 Mazda 6. (159 HP @ 6500 RPM). In normal driving conditions, 2008 BMW Z4 should accelerate faster than 2003 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 2003 Mazda 6 weights approximately 120 kg more than 2008 BMW Z4.
Because 2003 Mazda 6 is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2003 Mazda 6 will offer significantly more control. 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, 2008 BMW Z4 (365 Nm @ 4900 RPM) has 160 more torque (in Nm) than 2003 Mazda 6. (205 Nm @ 4000 RPM). This means 2008 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda 6. 2003 Mazda 6 has automatic transmission and 2008 BMW Z4 has manual transmission. 2008 BMW Z4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Mazda 6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 BMW Z4 | 2003 Mazda 6 | |
| Make | BMW | Mazda |
| Model | Z4 | 6 |
| Year Released | 2008 | 2003 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3248 cc | 2261 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 338 HP | 159 HP |
| Engine RPM | 7900 RPM | 6500 RPM |
| Torque | 365 Nm | 205 Nm |
| Torque RPM | 4900 RPM | 4000 RPM |
| Engine Compression Ratio | 11.5:1 | 10.6:1 |
| Top Speed | 245 km/hour | 189 km/hour |
| Acceleration 0-100mph | 5 seconds | 12.3 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1485 kg | 1605 kg |
| Vehicle Length | 4120 mm | 4710 mm |
| Vehicle Width | 1790 mm | 1790 mm |
| Vehicle Height | 1310 mm | 1500 mm |
| Wheelbase Size | 2500 mm | 2620 mm |
| Fuel Consumption Overall | 12.1 L/100km | 10.8 L/100km |
| Fuel Tank Capacity | 55 L | 62 L |
