2018 Kia Optima vs 2018 Mazda6

Red 2018 Kia Optima and red 2018 Mazda6 side by side

While some drivers might think sedans are a dime a dozen, a few particular models stand out among the crowded segment. With great performance, space and technologies, many fans covet the all new Kia Optima and Mazda6. To help customers decide on which model is right for them, we wanted to take a look at some of the key differences between the 2018 Kia Optima vs the 2018 Mazda6.

Drivers looking for an efficient vehicle often turn to sedans. In fact, the standard new Optima is more efficient than the Mazda6 with its EPA-estimated fuel economy rating of 25 city/36 highway/29 combined mpg. However, oftentimes fuel economy can improve throughout the trim levels. Even so, the most efficient Optima model, the LX 1.6T, is more efficient than the most efficient Mazda6. The 2018 Kia Optima LX 1.6T sedan offers a fuel economy rating of 28 city/37 highway/31 combined mpg.

2018 Kia Optima


2018 Mazda6

31 Max Combined MPG 29
18.5 gal. Fuel Tank Capacity 16.4 gal.
105 cu.ft Total Passenger Volume 100 cu.ft
15.9 cu.ft Max Cargo Space 14.7 cu.ft

How Spacious is the 2018 Kia Optima?

Even though sedans are known for their impressive gas mileage ratings, some people find sedans to be a bit cramped due to their smaller size. Those drivers won't need to fret, as the 2018 Kia Optima offers more passenger and cargo space than the 2018 Mazda6. In fact, the new Optima allows for 105 cu.ft of passenger space, along with a spacious trunk that holds 15.9 cu.ft of gear and luggage.

If you would like to learn more about the differences between the 2018 Kia Optima vs the 2018 Mazda6, be sure to contact us at Airport Kia of Naples. You can also get behind the wheel of the new 2018 Optima today by visiting our dealership today in Naples, FL.