Kia Carnival 2025 Hybrid Mpg. Estimates of gas mileage, greenhouse gas emissions, safety ratings, and air. Estimates of gas mileage, greenhouse gas emissions, safety ratings, and air pollution ratings for new and used cars and trucks.

While the gas variant delivers a fuel economy of 21 mpg, 18 mpg (city)/26 mpg (highway)/21 mpg (combined), the hybrid variant returns 34 mpg (city)/31 mpg (highway)/33. Fuel economy of the 2025 kia carnival hybrid.