2006 GMC Sierra vs. 2003 Mazda Roadster
To start off, 2006 GMC Sierra is newer by 3 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 5,358 cc (8 cylinders), 2006 GMC Sierra is equipped with a bigger engine. In terms of performance, 2006 GMC Sierra (295 HP @ 5200 RPM) has 177 more horse power than 2003 Mazda Roadster. (118 HP @ 6500 RPM). In normal driving conditions, 2006 GMC Sierra should accelerate faster than 2003 Mazda Roadster.
Let's talk about torque, 2006 GMC Sierra (454 Nm @ 4000 RPM) has 314 more torque (in Nm) than 2003 Mazda Roadster. (140 Nm @ 5000 RPM). This means 2006 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda Roadster.
Compare all specifications:
| 2006 GMC Sierra | 2003 Mazda Roadster | |
| Make | GMC | Mazda |
| Model | Sierra | Roadster |
| Year Released | 2006 | 2003 |
| Body Type | Pickup | Convertible |
| Engine Position | Front | Front |
| Engine Size | 5358 cc | 1598 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 295 HP | 118 HP |
| Engine RPM | 5200 RPM | 6500 RPM |
| Torque | 454 Nm | 140 Nm |
| Torque RPM | 4000 RPM | 5000 RPM |
| Engine Bore Size | 96 mm | 78 mm |
| Engine Stroke Size | 92 mm | 83.6 mm |
| Number of Seats | 6 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 5850 mm | 3960 mm |
| Vehicle Width | 2000 mm | 1690 mm |
| Vehicle Height | 1810 mm | 1240 mm |
| Wheelbase Size | 3650 mm | 2270 mm |
| Fuel Tank Capacity | 98 L | 48 L |
