2004 GMC Sierra vs. 2003 Mazda 6
To start off, 2004 GMC Sierra is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Mazda 6. In addition, the cost of maintenance, including insurance, on 2003 Mazda 6 would be higher. At 5,965 cc (8 cylinders), 2004 GMC Sierra is equipped with a bigger engine. In terms of performance, 2004 GMC Sierra (340 HP @ 5200 RPM) has 201 more horse power than 2003 Mazda 6. (139 HP @ 6000 RPM). In normal driving conditions, 2004 GMC Sierra should accelerate faster than 2003 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 2004 GMC Sierra weights approximately 965 kg more than 2003 Mazda 6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2003 Mazda 6. In wet, icy, snow, or gravel driving conditions, 2004 GMC Sierra 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, 2004 GMC Sierra (516 Nm @ 4000 RPM) has 335 more torque (in Nm) than 2003 Mazda 6. (181 Nm @ 4500 RPM). This means 2004 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda 6.
Compare all specifications:
| 2004 GMC Sierra | 2003 Mazda 6 | |
| Make | GMC | Mazda |
| Model | Sierra | 6 |
| Year Released | 2004 | 2003 |
| Body Type | Pickup | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 5965 cc | 1989 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 340 HP | 139 HP |
| Engine RPM | 5200 RPM | 6000 RPM |
| Torque | 516 Nm | 181 Nm |
| Torque RPM | 4000 RPM | 4500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 2345 kg | 1380 kg |
| Vehicle Length | 5740 mm | 4690 mm |
| Vehicle Width | 2000 mm | 1790 mm |
| Vehicle Height | 1910 mm | 1440 mm |
| Wheelbase Size | 3650 mm | 2680 mm |
