2005 Chevrolet Impala vs. 2004 Mazda 6
To start off, 2005 Chevrolet Impala is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Mazda 6. In addition, the cost of maintenance, including insurance, on 2004 Mazda 6 would be higher. At 3,786 cc (6 cylinders), 2005 Chevrolet Impala is equipped with a bigger engine. In terms of performance, 2005 Chevrolet Impala (240 HP @ 5600 RPM) has 102 more horse power than 2004 Mazda 6. (138 HP @ 3500 RPM). In normal driving conditions, 2005 Chevrolet Impala should accelerate faster than 2004 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 2005 Chevrolet Impala weights approximately 77 kg more than 2004 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, 2005 Chevrolet Impala (380 Nm) has 70 more torque (in Nm) than 2004 Mazda 6. (310 Nm). This means 2005 Chevrolet Impala will have an easier job in driving up hills or pulling heavy equipment than 2004 Mazda 6. 2005 Chevrolet Impala has automatic transmission and 2004 Mazda 6 has manual transmission. 2004 Mazda 6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Chevrolet Impala will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Chevrolet Impala | 2004 Mazda 6 | |
| Make | Chevrolet | Mazda |
| Model | Impala | 6 |
| Year Released | 2005 | 2004 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3786 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 240 HP | 138 HP |
| Engine RPM | 5600 RPM | 3500 RPM |
| Torque | 380 Nm | 310 Nm |
| Engine Bore Size | 96 mm | 86 mm |
| Engine Stroke Size | 86 mm | 86 mm |
| Engine Compression Ratio | 8.5:1 | 18.0:1 |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1617 kg | 1540 kg |
| Vehicle Length | 5090 mm | 4710 mm |
| Vehicle Width | 1860 mm | 1790 mm |
| Vehicle Height | 1460 mm | 1490 mm |
| Wheelbase Size | 2830 mm | 2680 mm |
| Fuel Consumption Overall | 10.8 L/100km | 6.4 L/100km |
| Fuel Tank Capacity | 64 L | 64 L |
