2008 BMW X5 vs. 2003 Mazda Roadster
To start off, 2008 BMW X5 is newer by 5 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 4,398 cc, 2008 BMW X5 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW X5 weights approximately 1131 kg more than 2003 Mazda Roadster.
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, 2008 BMW X5 (440 Nm @ 3700 RPM) has 270 more torque (in Nm) than 2003 Mazda Roadster. (170 Nm @ 5500 RPM). This means 2008 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda Roadster. 2008 BMW X5 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. 2008 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 BMW X5 | 2003 Mazda Roadster | |
| Make | BMW | Mazda |
| Model | X5 | Roadster |
| Year Released | 2008 | 2003 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 1839 cc |
| Horse Power | 0 HP | 157 HP |
| Torque | 440 Nm | 170 Nm |
| Torque RPM | 3700 RPM | 5500 RPM |
| Engine Bore Size | 92 mm | 83 mm |
| Engine Stroke Size | 82.7 mm | 85 mm |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2191 kg | 1060 kg |
| Vehicle Length | 4870 mm | 3960 mm |
| Vehicle Height | 1470 mm | 1240 mm |
| Wheelbase Size | 2830 mm | 2370 mm |
| Fuel Tank Capacity | 85 L | 48 L |
