2003 Mazda 6 vs. 2005 Pontiac Sunfire
To start off, 2005 Pontiac Sunfire is newer by 2 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 2,196 cc (4 cylinders), 2005 Pontiac Sunfire is equipped with a bigger engine. In terms of performance, 2005 Pontiac Sunfire (140 HP @ 5600 RPM) has 21 more horse power than 2003 Mazda 6. (119 HP @ 5700 RPM) In normal driving conditions, 2005 Pontiac Sunfire should accelerate faster than 2003 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 2003 Mazda 6 weights approximately 160 kg more than 2005 Pontiac Sunfire.
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, 2005 Pontiac Sunfire (203 Nm @ 4000 RPM) has 35 more torque (in Nm) than 2003 Mazda 6. (168 Nm @ 4500 RPM). This means 2005 Pontiac Sunfire will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda 6.
Compare all specifications:
| 2003 Mazda 6 | 2005 Pontiac Sunfire | |
| Make | Mazda | Pontiac |
| Model | 6 | Sunfire |
| Year Released | 2003 | 2005 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1840 cc | 2196 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 119 HP | 140 HP |
| Engine RPM | 5700 RPM | 5600 RPM |
| Torque | 168 Nm | 203 Nm |
| Torque RPM | 4500 RPM | 4000 RPM |
| Engine Bore Size | 83 mm | 86 mm |
| Engine Stroke Size | 83.1 mm | 94 mm |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1420 kg | 1260 kg |
| Vehicle Length | 4680 mm | 4630 mm |
| Vehicle Width | 1790 mm | 1740 mm |
| Vehicle Height | 1440 mm | 1350 mm |
| Wheelbase Size | 2680 mm | 2650 mm |
| Fuel Tank Capacity | 64 L | 53 L |
