2005 Chevrolet Silverado vs. 2003 Mazda Roadster
To start off, 2005 Chevrolet Silverado is newer by 2 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 5,357 cc (8 cylinders), 2005 Chevrolet Silverado is equipped with a bigger engine. In terms of performance, 2005 Chevrolet Silverado (295 HP @ 6000 RPM) has 147 more horse power than 2003 Mazda Roadster. (148 HP @ 7000 RPM). In normal driving conditions, 2005 Chevrolet Silverado should accelerate faster than 2003 Mazda Roadster. With that said, vehicle weight also plays an important factor in acceleration. 2005 Chevrolet Silverado weights approximately 1290 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.
Because 2005 Chevrolet Silverado is four wheel drive (4WD), it will have significant more traction and grip than 2003 Mazda Roadster. In wet, icy, snow, or gravel driving conditions, 2005 Chevrolet Silverado will offer significantly more control. 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, 2005 Chevrolet Silverado (454 Nm) has 287 more torque (in Nm) than 2003 Mazda Roadster. (167 Nm). This means 2005 Chevrolet Silverado will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda Roadster.
Compare all specifications:
| 2005 Chevrolet Silverado | 2003 Mazda Roadster | |
| Make | Chevrolet | Mazda |
| Model | Silverado | Roadster |
| Year Released | 2005 | 2003 |
| Body Type | Pickup | Convertible |
| Engine Position | Front | Front |
| Engine Size | 5357 cc | 1838 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 295 HP | 148 HP |
| Engine RPM | 6000 RPM | 7000 RPM |
| Torque | 454 Nm | 167 Nm |
| Engine Bore Size | 96 mm | 83 mm |
| Engine Stroke Size | 92 mm | 85 mm |
| Engine Compression Ratio | 9.5:1 | 10.5:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2370 kg | 1080 kg |
| Vehicle Length | 5740 mm | 3960 mm |
| Vehicle Width | 2000 mm | 1690 mm |
| Vehicle Height | 1910 mm | 1240 mm |
| Wheelbase Size | 3650 mm | 2270 mm |
| Fuel Tank Capacity | 98 L | 48 L |
