2004 Kia Rio vs. 2005 Mazda 6
To start off, 2005 Mazda 6 is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Kia Rio. In addition, the cost of maintenance, including insurance, on 2004 Kia Rio would be higher. At 2,261 cc (4 cylinders), 2005 Mazda 6 is equipped with a bigger engine. In terms of performance, 2005 Mazda 6 (160 HP @ 4000 RPM) has 56 more horse power than 2004 Kia Rio. (104 HP @ 4000 RPM) In normal driving conditions, 2005 Mazda 6 should accelerate faster than 2004 Kia Rio. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mazda 6 weights approximately 317 kg more than 2004 Kia Rio. 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 Mazda 6 (210 Nm) has 69 more torque (in Nm) than 2004 Kia Rio. (141 Nm). This means 2005 Mazda 6 will have an easier job in driving up hills or pulling heavy equipment than 2004 Kia Rio.
Compare all specifications:
| 2004 Kia Rio | 2005 Mazda 6 | |
| Make | Kia | Mazda |
| Model | Rio | 6 |
| Year Released | 2004 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1590 cc | 2261 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 104 HP | 160 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 141 Nm | 210 Nm |
| Engine Bore Size | 78 mm | 87 mm |
| Engine Stroke Size | 83 mm | 94 mm |
| Engine Compression Ratio | 10.0:1 | 9.7:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1090 kg | 1407 kg |
| Vehicle Length | 4250 mm | 4750 mm |
| Vehicle Width | 1690 mm | 1790 mm |
| Vehicle Height | 1450 mm | 1450 mm |
| Wheelbase Size | 2390 mm | 2680 mm |
| Fuel Consumption | 7.1 L/100km | 7.6 L/100km |
| Fuel Consumption City | 9.1 L/100km | 10.2 L/100km |
| Fuel Consumption Overall | 8.1 L/100km | 9.1 L/100km |
| Fuel Tank Capacity | 45 L | 68 L |
