2003 Mazda Roadster vs. 2007 Mercedes-Benz C
To start off, 2007 Mercedes-Benz C is newer by 4 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 2,148 cc (4 cylinders), 2007 Mercedes-Benz C is equipped with a bigger engine. In terms of performance, 2003 Mazda Roadster (157 HP @ 7000 RPM) has 37 more horse power than 2007 Mercedes-Benz C. (120 HP @ 4200 RPM). In normal driving conditions, 2003 Mazda Roadster should accelerate faster than 2007 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz C weights approximately 495 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, 2007 Mercedes-Benz C (270 Nm @ 1600 RPM) has 100 more torque (in Nm) than 2003 Mazda Roadster. (170 Nm @ 5500 RPM). This means 2007 Mercedes-Benz C will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda Roadster.
Compare all specifications:
| 2003 Mazda Roadster | 2007 Mercedes-Benz C | |
| Make | Mazda | Mercedes-Benz |
| Model | Roadster | C |
| Year Released | 2003 | 2007 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1839 cc | 2148 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 157 HP | 120 HP |
| Engine RPM | 7000 RPM | 4200 RPM |
| Torque | 170 Nm | 270 Nm |
| Torque RPM | 5500 RPM | 1600 RPM |
| Engine Bore Size | 83 mm | 88 mm |
| Engine Stroke Size | 85 mm | 88.3 mm |
| Engine Compression Ratio | 10.5:1 | 18.0:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1060 kg | 1555 kg |
| Vehicle Length | 3960 mm | 4550 mm |
| Vehicle Width | 1690 mm | 1730 mm |
| Vehicle Height | 1240 mm | 1470 mm |
| Wheelbase Size | 2370 mm | 2720 mm |
| Fuel Tank Capacity | 48 L | 62 L |
