2005 Kia Optima vs. 2004 Mazda 6
To start off, 2005 Kia Optima 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 2,360 cc (4 cylinders), 2005 Kia Optima is equipped with a bigger engine. In terms of performance, 2005 Kia Optima (138 HP @ 4000 RPM) has 19 more horse power than 2004 Mazda 6. (119 HP @ 5500 RPM). In normal driving conditions, 2005 Kia Optima should accelerate faster than 2004 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 2005 Kia Optima 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 Kia Optima (199 Nm) has 13 more torque (in Nm) than 2004 Mazda 6. (186 Nm). This means 2005 Kia Optima will have an easier job in driving up hills or pulling heavy equipment than 2004 Mazda 6.
Compare all specifications:
2005 Kia Optima | 2004 Mazda 6 | |
Make | Kia | Mazda |
Model | Optima | 6 |
Year Released | 2005 | 2004 |
Body Type | Sedan | Station Wagon |
Engine Position | Front | Front |
Engine Size | 2360 cc | 1839 cc |
Engine Cylinders | 4 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 138 HP | 119 HP |
Engine RPM | 4000 RPM | 5500 RPM |
Torque | 199 Nm | 186 Nm |
Engine Bore Size | 87.1 mm | 83 mm |
Engine Stroke Size | 100 mm | 83.1 mm |
Engine Compression Ratio | 10.0:1 | 8.4:1 |
Drive Type | Front | Front |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 5 doors |
Vehicle Weight | 1497 kg | 1420 kg |
Vehicle Length | 4730 mm | 4710 mm |
Vehicle Width | 1820 mm | 1790 mm |
Vehicle Height | 1420 mm | 1490 mm |
Wheelbase Size | 2620 mm | 2680 mm |
Fuel Tank Capacity | 65 L | 64 L |