Mazda 6 2012 vs Kia Optima 2015
| Gearbox: | Manual | Automatic | |
|---|---|---|---|
| Engine: | 2.2 Diesel | 1.7 Diesel | |
| Camshaft drive: | Timing chain | Timing chain | |
Performance | |||
| Power: | 150 HP | 141 HP | |
| Torque: | 380 NM | 340 NM | |
| Acceleration 0-100 km/h: | 9.1 seconds | 11 seconds | |
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Mazda 6 is more dynamic to drive. Mazda 6 engine produces 9 HP more power than Kia Optima, whereas torque is 40 NM more than Kia Optima. Thanks to more power Mazda 6 reaches 100 km/h speed 1.9 seconds faster. | |||
Fuel consumption | |||
| Fuel consumption (l/100km): | 3.9 | 4.4 | |
| Real fuel consumption: | 6.0 l/100km | 6.5 l/100km | |
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The Mazda 6 is a better choice when it comes to fuel economy. By specification Mazda 6 consumes 0.5 litres less fuel per 100 km than the Kia Optima, which means that by driving the Mazda 6 over 15,000 km in a year you can save 75 litres of fuel. By comparing actual fuel consumption based on user reports, Mazda 6 consumes 0.5 litres less fuel per 100 km than the Kia Optima. | |||
| Fuel tank capacity: | 62 litres | 70 litres | |
| Full fuel tank distance: | 1580 km in combined cycle | 1590 km in combined cycle | |
| 1820 km on highway | 1700 km on highway | ||
| 1030 km with real consumption | 1070 km with real consumption | ||
Engines | |||
| Engine production duration: | 5 years | 9 years | |
| Engine spread: | Installed on at least 2 other car models, including Mazda 3, Mazda CX-7 | Installed on at least 3 other car models, including Hyundai Sonata, Hyundai Tucson, Hyundai i40 | |
| In general, the longer and for more car models an engine is produced, the better its serviceability and availability of spare parts. Kia Optima might be a better choice in this respect. | |||
| Hydraulic tappets: | no | yes | |
| The Kia Optima engine has hydraulic tappets (lifters), providing quieter operation and no need for periodic adjustment, but they are more complex in design and can cause serious engine damage in case of failure. | |||
Dimensions | |||
| Length: | 4.87 m | 4.86 m | |
| Width: | 1.84 m | 1.86 m | |
| Height: | 1.45 m | 1.49 m | |
| Both cars are similar in size. Mazda 6 is 2 cm longer than the Kia Optima, 2 cm narrower, while the height of Mazda 6 is 4 cm lower. | |||
| Trunk capacity: | 489 litres | 510 litres | |
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Kia Optima has more luggage space. Despite its longer length, Mazda 6 has 21 litres less trunk space than the Kia Optima. This could mean that the Mazda 6 uses more space in the cabin, so the driver and passengers could be more spacious and comfortable. | |||
| Turning diameter: | 10.2 meters | 10.9 meters | |
| The turning circle of the Mazda 6 is 0.7 metres less than that of the Kia Optima, which means Mazda 6 can be easier to manoeuvre in tight streets and parking spaces. | |||
| Gross weight (kg): | no data | 2`080 | |
| Safety: | |||
| Kia Optima is better rated in child safety tests. The Mazda 6 scores higher in active safety technologies (stability control, lane assist, automatic braking, etc.) tests. | |||
| Quality: | average | no data | |
| Average price (€): | 7000 | 11 800 | |
| Pros and Cons: |
Mazda 6 has
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Kia Optima has
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