When comparing the Kia Cadenza's and the Kia Optima's specifications and ratings, the Kia Cadenza has the advantage in the areas of interior volume and base engine power. The Kia Optima has the advantage in the areas of typical lower range of pricing for one- to five-year-old used cars, and fuel efficiency, reliability, resale value and overall quality score. Based on this comparison of the Kia Cadenza's and the Kia Optima's specifications and ratings, the Kia Optima is a better car than the Kia Cadenza.
Kia Cadenza vs. Kia Optima Pricing
A used 2020 Kia Cadenza ranges from $25,996 to $35,690 while a used 2020 Kia Optima is priced between $16,397 to $25,692.
Kia Cadenza vs. Kia Optima Resale/Retained Value
Looking at the 5-year depreciation rate for both models, the Kia Cadenza loses 52.8 percent of its value and the Kia Optima loses 43.2 percent of its value. This means the Kia Optima retains 9.7 percentage points more of its value and has the advantage of higher resale value versus the Kia Cadenza.
Kia Cadenza vs. Kia Optima Quality Rating
The iSeeCars Overall Quality rating for the Kia Cadenza is 6.8 out of 10 while the Kia Optima's quality rating is 8.4 out of 10. This results in the Kia Cadenza being ranked 8 out of 8 Best Large Cars and the Kia Optima being ranked 5 out of 13 Best Midsize Cars.
Kia Cadenza vs. Kia Optima Reliability Rating
iSeeCars’ Reliability Rating for the Kia Cadenza is 7.4 out of 10. For the Kia Optima the reliability rating is 7.7 out of 10. This gives the Kia Optima a slight advantage in reliability compared to the Kia Cadenza.
Engine Power and Fuel Efficiency Comparison
For engine performance, the Kia Cadenza’s base engine makes 290 horsepower, and the Kia Optima base engine makes 185 horsepower. The Cadenza is rated to deliver an average of 23 miles per gallon, with a highway range of 518 miles. The Optima is rated to deliver an average of 27 miles per gallon, with a highway range of 592 miles. This gives the Kia Optima the fuel efficiency and maximum range advantage over the Kia Cadenza. Both models use regular unleaded.
Passenger Space Comparison
The Kia Cadenza, a large car, has the advantage of offering more interior volume, reflected in more front shoulder room, rear shoulder room, rear leg room, and cargo space. The Kia Optima, a midsize car, has the advantage in the areas of front head room and rear head room. The Kia Cadenza and Kia Optima are comparable in regards to front leg room.
Safety Ratings Comparison
The Kia Optima has an average safety rating of 5 out of 5 Stars based on NHTSA's crash test ratings.