2025 Kia Carnival Hybrid Real World Mpg. There’s finally a hybrid version of the kia carnival with way better fuel consumption than the old v6. The environmental protection agency (epa) estimates the 2025 kia carnival hybrid at 33 mpg in combined driving, considerably better than the v6's 21 mpg combined rating.
Kia has done just that with 2025 carnival minivan by adding a hybrid variant rated at 34 mpg city, 31 highway and 33 combined. Estimates of gas mileage, greenhouse gas emissions, safety ratings, and air.