2003 Mazda 6 vs. 2007 Subaru Impreza
To start off, 2007 Subaru Impreza is newer by 4 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 2,455 cc (4 cylinders), 2007 Subaru Impreza is equipped with a bigger engine. In terms of performance, 2007 Subaru Impreza (316 HP @ 6000 RPM) has 157 more horse power than 2003 Mazda 6. (159 HP @ 6500 RPM) In normal driving conditions, 2007 Subaru Impreza should accelerate faster than 2003 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 2003 Mazda 6 weights approximately 110 kg more than 2007 Subaru Impreza.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or 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, 2007 Subaru Impreza (450 Nm @ 3700 RPM) has 245 more torque (in Nm) than 2003 Mazda 6. (205 Nm @ 4000 RPM). This means 2007 Subaru Impreza will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda 6. 2003 Mazda 6 has automatic transmission and 2007 Subaru Impreza has manual transmission. 2007 Subaru Impreza 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:
| 2003 Mazda 6 | 2007 Subaru Impreza | |
| Make | Mazda | Subaru |
| Model | 6 | Impreza |
| Year Released | 2003 | 2007 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2261 cc | 2455 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 159 HP | 316 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 205 Nm | 450 Nm |
| Torque RPM | 4000 RPM | 3700 RPM |
| Engine Compression Ratio | 10.6:1 | 8.2:1 |
| Top Speed | 189 km/hour | 255 km/hour |
| Acceleration 0-100mph | 12.3 seconds | 5.4 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1605 kg | 1495 kg |
| Vehicle Length | 4710 mm | 4470 mm |
| Vehicle Width | 1790 mm | 1750 mm |
| Vehicle Height | 1500 mm | 1450 mm |
| Wheelbase Size | 2620 mm | 2550 mm |
| Fuel Consumption | 8.2 L/100km | 9.4 L/100km |
| Fuel Consumption City | 15.2 L/100km | 12.4 L/100km |
| Fuel Consumption Overall | 10.8 L/100km | 11.6 L/100km |
| Fuel Tank Capacity | 62 L | 60 L |
