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 1,838 cc (4 cylinders), 2003 Mazda Roadster is equipped with a bigger engine. In terms of performance, 2003 Mazda Roadster (148 HP @ 7000 RPM) has 7 more horse power than 2007 Mercedes-Benz C. (141 HP @ 5300 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 610 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 (220 Nm @ 3500 RPM) has 53 more torque (in Nm) than 2003 Mazda Roadster. (167 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. 2003 Mazda Roadster has automatic transmission and 2007 Mercedes-Benz C has manual transmission. 2007 Mercedes-Benz C will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Mazda Roadster will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Mazda Roadster | 2007 Mercedes-Benz C | |
| Make | Mazda | Mercedes-Benz |
| Model | Roadster | C |
| Year Released | 2003 | 2007 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1838 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 148 HP | 141 HP |
| Engine RPM | 7000 RPM | 5300 RPM |
| Torque | 167 Nm | 220 Nm |
| Torque RPM | 5500 RPM | 3500 RPM |
| Engine Bore Size | 83 mm | 82 mm |
| Engine Stroke Size | 85 mm | 85 mm |
| Engine Compression Ratio | 10.5:1 | 10.2:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1080 kg | 1690 kg |
| Vehicle Length | 3960 mm | 3840 mm |
| Vehicle Width | 1690 mm | 1730 mm |
| Vehicle Height | 1240 mm | 1500 mm |
| Wheelbase Size | 2270 mm | 2720 mm |
| Fuel Tank Capacity | 48 L | 70 L |
