2003 Mazda Roadster vs. 2010 BMW 750
To start off, 2010 BMW 750 is newer by 7 year(s). Which means there will be less support and parts availability for 2003 Mazda Roadster. In addition, the cost of maintenance, including insurance, on 2003 Mazda Roadster would be higher. At 4,400 cc (8 cylinders), 2010 BMW 750 is equipped with a bigger engine. In terms of performance, 2010 BMW 750 (400 HP @ 5500 RPM) has 243 more horse power than 2003 Mazda Roadster. (157 HP @ 7000 RPM) In normal driving conditions, 2010 BMW 750 should accelerate faster than 2003 Mazda Roadster. With that said, vehicle weight also plays an important factor in acceleration. 2010 BMW 750 weights approximately 1080 kg more than 2003 Mazda Roadster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2010 BMW 750 is all wheel drive (AWD), it will have significant more traction and grip than 2003 Mazda Roadster. In wet, icy, snow, or gravel driving conditions, 2010 BMW 750 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, 2010 BMW 750 (609 Nm @ 1800 RPM) has 439 more torque (in Nm) than 2003 Mazda Roadster. (170 Nm @ 5500 RPM). This means 2010 BMW 750 will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda Roadster. 2010 BMW 750 has automatic transmission and 2003 Mazda Roadster has manual transmission. 2003 Mazda Roadster will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2010 BMW 750 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Mazda Roadster | 2010 BMW 750 | |
| Make | Mazda | BMW |
| Model | Roadster | 750 |
| Year Released | 2003 | 2010 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1839 cc | 4400 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 157 HP | 400 HP |
| Engine RPM | 7000 RPM | 5500 RPM |
| Torque | 170 Nm | 609 Nm |
| Torque RPM | 5500 RPM | 1800 RPM |
| Drive Type | Rear | AWD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1060 kg | 2140 kg |
| Vehicle Length | 3960 mm | 5075 mm |
| Vehicle Width | 1690 mm | 1902 mm |
| Vehicle Height | 1240 mm | 1481 mm |
| Wheelbase Size | 2370 mm | 3071 mm |
| Fuel Tank Capacity | 48 L | 82 L |
