2006 BMW 645 vs. 2003 Mazda 6
To start off, 2006 BMW 645 is newer by 3 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 4,398 cc (8 cylinders), 2006 BMW 645 is equipped with a bigger engine. In terms of performance, 2006 BMW 645 (328 HP @ 6100 RPM) has 169 more horse power than 2003 Mazda 6. (159 HP @ 6500 RPM). In normal driving conditions, 2006 BMW 645 should accelerate faster than 2003 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 645 weights approximately 231 kg more than 2003 Mazda 6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Mazda 6 is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 645. 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, 2006 BMW 645 (450 Nm @ 3600 RPM) has 245 more torque (in Nm) than 2003 Mazda 6. (205 Nm @ 4000 RPM). This means 2006 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda 6. 2003 Mazda 6 has automatic transmission and 2006 BMW 645 has manual transmission. 2006 BMW 645 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:
2006 BMW 645 | 2003 Mazda 6 | |
Make | BMW | Mazda |
Model | 645 | 6 |
Year Released | 2006 | 2003 |
Body Type | Convertible | Station Wagon |
Engine Position | Front | Front |
Engine Size | 4398 cc | 2261 cc |
Engine Cylinders | 8 cylinders | 4 cylinders |
Engine Type | V | in-line |
Horse Power | 328 HP | 159 HP |
Engine RPM | 6100 RPM | 6500 RPM |
Torque | 450 Nm | 205 Nm |
Torque RPM | 3600 RPM | 4000 RPM |
Engine Bore Size | 92 mm | 87.5 mm |
Engine Stroke Size | 83 mm | 94 mm |
Engine Compression Ratio | 10.0:1 | 10.6:1 |
Top Speed | 250 km/hour | 189 km/hour |
Acceleration 0-100mph | 6.1 seconds | 12.3 seconds |
Drive Type | Rear | 4WD |
Transmission Type | Manual | Automatic |
Number of Seats | 4 seats | 5 seats |
Number of Doors | 2 doors | 5 doors |
Vehicle Weight | 1836 kg | 1605 kg |
Vehicle Length | 4830 mm | 4710 mm |
Vehicle Width | 1860 mm | 1790 mm |
Vehicle Height | 1380 mm | 1500 mm |
Wheelbase Size | 2790 mm | 2620 mm |
Fuel Consumption Overall | 12.8 L/100km | 10.8 L/100km |
Fuel Tank Capacity | 70 L | 62 L |