2026 Kia CarnivalFuel Economy & MPG Ratings

Gasoline Minivan - 2WDFront-Wheel Drive
2026 Kia Carnival

Photo: OWS Photography. CC BY 4.0. via Wikimedia Commons

City
18
MPG
Highway
25
MPG
Combined
21
MPG

Trim Comparison

Automatic (S8)
Regular
City
18
Hwy
25
Comb
21
Fuel cost: $3,200/yr
Annual Fuel Cost
$3,200

Based on gasoline at $3.67/gal, 15,000 miles/year

5-Year Fuel Savings
$-4,000

vs. average new vehicle

EPA Fuel Economy Score: 4/10
GHG Score: 4/10

Environment

CO₂ Tailpipe Emissions
428 g/mile
Annual Petroleum Consumption
14.2 barrels

Specifications

Engine
3.5L 6-cyl
Transmission
8-speed Automatic
Drivetrain
FWD
Body Style
Minivan/Van
GVWR
Class 2 (6,001–8,500 lbs)

Source: EPA fuel economy data & NHTSA vPIC. Specifications reflect the most common trim configuration.

Engine & Efficiency Details

Source: EPA fueleconomy.gov

Engine Size
3.5L, 6-cylinder
Induction Type
Direct Injection
Fuel Type
Regular Gasoline

Annual Fuel Cost by State

Prices as of week ending May 18, 2026 · Source: EIA

National AvgEPA default
$4.490/gal$3,207/yr
California
$5.957/gal$4,255/yr
Texas
$3.888/gal$2,777/yr
Florida
$4.136/gal$2,954/yr
New York
$4.522/gal$3,230/yr
Ohio
$4.510/gal$3,221/yr
Washington
$5.591/gal$3,994/yr
Colorado
$4.618/gal$3,299/yr
Minnesota
$4.344/gal$3,103/yr
Massachusetts
$4.448/gal$3,177/yr

Calculated at 15,000 miles/year (EPA standard assumption) using 21 MPG combined. Regular gasoline prices. Actual costs vary.

NHTSA Safety Ratings

Source: NHTSA (nhtsa.gov)

Crash Test Scores

Front Crash — Overall
Front Crash — Driver Side
Front Crash — Passenger Side
Rollover
Rollover Probability14.0%

Safety Equipment

Forward Collision Warning: Standard & OptionalLane Departure Warning: Standard
16
Owner Complaints
2
Recalls
0
Investigations

Recall History2

Source: NHTSA

Owner-Reported Problems17 complaints

Source: NHTSA

NHTSA has received 17 owner complaints for the 2026 Kia Carnival. Top reported issues include electrical system, power train and speed control. The data below is sourced from consumer complaints filed directly with NHTSA.

Problems by System / Component

Electrical System
5
Power Train
4
Speed Control
3
Advanced Safety (ADAS)
3
Engine
1

2026 Kia Carnival problems by category: Electrical System: 5 complaints, Power Train: 4 complaints, Speed Control: 3 complaints, Advanced Safety (ADAS): 3 complaints, Engine: 1 complaints.

Sample Owner Complaints

Electrical SystemFiled: 02/25/2026ODI#11720576
This new 2026 Vehicle faced multiple issues within a few weeks of purchase as stated below. 1. The instrument display panel or the main display screen of the car stopped working. The screen was comple…
Other / UnknownFiled: 12/23/2025ODI#11706687
I am submitting a safety complaint regarding unexpected and inappropriate automatic braking behavior at low speeds involving the parking sensors, rear cross-traffic alert, and/or automatic emergency b…
Power TrainFiled: 09/15/2025ODI#11687484
URGENT SAFETY CONCERN/ISSUE On [XXX], while driving my 2026 Kia Carnival Hybrid SX Prestige, it lost all power without warning, leaving me unable to accelerate or control the vehicle. This created an …

Complaint data is sourced from the NHTSA Complaints Database. Reports are filed by vehicle owners and may not reflect confirmed defects. Last updated via NHTSA API.

Related

Kia Carnival MPG History
See how this model's fuel economy changed by year

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