2003 Mazda Roadster vs. 2010 BMW 325
To start off, 2010 BMW 325 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 2,494 cc (6 cylinders), 2010 BMW 325 is equipped with a bigger engine. In terms of performance, 2010 BMW 325 (189 HP @ 6000 RPM) has 71 more horse power than 2003 Mazda Roadster. (118 HP @ 6500 RPM) In normal driving conditions, 2010 BMW 325 should accelerate faster than 2003 Mazda Roadster. With that said, vehicle weight also plays an important factor in acceleration. 2010 BMW 325 weights approximately 610 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.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 325 (245 Nm @ 3500 RPM) has 105 more torque (in Nm) than 2003 Mazda Roadster. (140 Nm @ 5000 RPM). This means 2010 BMW 325 will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda Roadster.
Compare all specifications:
| 2003 Mazda Roadster | 2010 BMW 325 | |
| Make | Mazda | BMW |
| Model | Roadster | 325 |
| Year Released | 2003 | 2010 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 2494 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 118 HP | 189 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 140 Nm | 245 Nm |
| Torque RPM | 5000 RPM | 3500 RPM |
| Engine Bore Size | 78 mm | 84.1 mm |
| Engine Stroke Size | 83.6 mm | 75 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1030 kg | 1640 kg |
| Vehicle Length | 3960 mm | 4490 mm |
| Vehicle Width | 1690 mm | 1760 mm |
| Vehicle Height | 1240 mm | 1380 mm |
| Wheelbase Size | 2270 mm | 2730 mm |
| Fuel Tank Capacity | 48 L | 63 L |
