2011 Mazda 6 vs. 2003 Mazda 6
To start off, 2011 Mazda 6 is newer by 8 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 2,500 cc (4 cylinders), 2011 Mazda 6 is equipped with a bigger engine. In terms of performance, 2011 Mazda 6 (170 HP @ 6000 RPM) has 31 more horse power than 2003 Mazda 6. (139 HP @ 6000 RPM). In normal driving conditions, 2011 Mazda 6 should accelerate faster than 2003 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 2011 Mazda 6 weights approximately 104 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.
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, 2011 Mazda 6 (226 Nm @ 4000 RPM) has 45 more torque (in Nm) than 2003 Mazda 6. (181 Nm @ 4500 RPM). This means 2011 Mazda 6 will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda 6. 2003 Mazda 6 has automatic transmission and 2011 Mazda 6 has manual transmission. 2011 Mazda 6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Mazda 6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2011 Mazda 6 | 2003 Mazda 6 | |
| Make | Mazda | Mazda |
| Model | 6 | 6 |
| Year Released | 2011 | 2003 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2500 cc | 1989 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 170 HP | 139 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 226 Nm | 181 Nm |
| Torque RPM | 4000 RPM | 4500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1484 kg | 1380 kg |
| Vehicle Length | 4920 mm | 4690 mm |
| Vehicle Width | 1839 mm | 1790 mm |
| Vehicle Height | 1471 mm | 1440 mm |
| Wheelbase Size | 2789 mm | 2680 mm |
| Fuel Tank Capacity | 70 L | 64 L |
