2003 Mazda 6 vs. 2006 Pontiac Grand Prix
To start off, 2006 Pontiac Grand Prix is newer by 3 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 3,786 cc (6 cylinders), 2006 Pontiac Grand Prix is equipped with a bigger engine. In terms of performance, 2006 Pontiac Grand Prix (260 HP @ 5200 RPM) has 96 more horse power than 2003 Mazda 6. (164 HP @ 6500 RPM) In normal driving conditions, 2006 Pontiac Grand Prix should accelerate faster than 2003 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 2003 Mazda 6 weights approximately 83 kg more than 2006 Pontiac Grand Prix.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2006 Pontiac Grand Prix (380 Nm @ 3600 RPM) has 172 more torque (in Nm) than 2003 Mazda 6. (208 Nm @ 4000 RPM). This means 2006 Pontiac Grand Prix will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda 6.
Compare all specifications:
| 2003 Mazda 6 | 2006 Pontiac Grand Prix | |
| Make | Mazda | Pontiac |
| Model | 6 | Grand Prix |
| Year Released | 2003 | 2006 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2261 cc | 3786 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 164 HP | 260 HP |
| Engine RPM | 6500 RPM | 5200 RPM |
| Torque | 208 Nm | 380 Nm |
| Torque RPM | 4000 RPM | 3600 RPM |
| Engine Bore Size | 87.5 mm | 96.5 mm |
| Engine Stroke Size | 94 mm | 86.4 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1430 kg | 1347 kg |
| Vehicle Length | 4690 mm | 5040 mm |
| Vehicle Width | 1790 mm | 1830 mm |
| Vehicle Height | 1440 mm | 1430 mm |
| Wheelbase Size | 2680 mm | 2810 mm |
| Fuel Consumption Overall | 8.9 L/100km | 10.8 L/100km |
