2003 Mazda Roadster vs. 2010 Chevrolet Cobalt
To start off, 2010 Chevrolet Cobalt 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 2,201 cc (4 cylinders), 2010 Chevrolet Cobalt is equipped with a bigger engine. In terms of performance, 2003 Mazda Roadster (157 HP @ 7000 RPM) has 2 more horse power than 2010 Chevrolet Cobalt. (155 HP @ 6100 RPM). In normal driving conditions, 2003 Mazda Roadster should accelerate faster than 2010 Chevrolet Cobalt. With that said, vehicle weight also plays an important factor in acceleration. 2010 Chevrolet Cobalt weights approximately 201 kg more than 2003 Mazda Roadster.
Because 2003 Mazda Roadster is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2003 Mazda Roadster. However, in wet, icy, snow, or gravel driving conditions, 2010 Chevrolet Cobalt, being front wheel drive (FWD), will offer much better control with better grip. 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 Chevrolet Cobalt (203 Nm @ 4900 RPM) has 33 more torque (in Nm) than 2003 Mazda Roadster. (170 Nm @ 5500 RPM). This means 2010 Chevrolet Cobalt will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda Roadster. 2010 Chevrolet Cobalt 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 Chevrolet Cobalt will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Mazda Roadster | 2010 Chevrolet Cobalt | |
| Make | Mazda | Chevrolet |
| Model | Roadster | Cobalt |
| Year Released | 2003 | 2010 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1839 cc | 2201 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 157 HP | 155 HP |
| Engine RPM | 7000 RPM | 6100 RPM |
| Torque | 170 Nm | 203 Nm |
| Torque RPM | 5500 RPM | 4900 RPM |
| Engine Compression Ratio | 10.5:1 | 9.3:1 |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1060 kg | 1261 kg |
| Vehicle Length | 3960 mm | 4590 mm |
| Vehicle Width | 1690 mm | 1730 mm |
| Vehicle Height | 1240 mm | 1460 mm |
| Wheelbase Size | 2370 mm | 2630 mm |
| Fuel Tank Capacity | 48 L | 49 L |
