2018 Toyota Prius EcoFuel Economy & MPG Ratings

Hybrid Midsize CarsFront-Wheel Drive

Photo: Carsfera from NYC, USA. CC BY 2.0. via Wikimedia Commons

City

MPG

Highway

MPG

Combined

MPG

Trim Comparison

Automatic (variable gear ratios)

Regular Hybrid

City

Hwy

Comb

Fuel cost: $1,200/yr

Trim	Engine	City	Hwy	Combined	Fuel Cost/yr
Automatic (variable gear ratios)	Regular Hybrid	58	53	56	$1,200

Annual Fuel Cost

$1,200

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

5-Year Fuel Savings

$6,000

vs. average new vehicle

EPA Fuel Economy Score: 10/10

GHG Score: 10/10

Environment

CO₂ Tailpipe Emissions: 158 g/mile
Annual Petroleum Consumption: 5.3 barrels

Specifications

Engine: 1.8L 4-cyl
Transmission: Automatic
Drivetrain: FWD
Body Style: Sedan
GVWR: Class 1 (≤6,000 lbs)

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

Engine & Efficiency Details

Source: EPA fueleconomy.gov

Engine Size: 1.8L, 4-cylinder
Efficiency Tech: Auto Start-Stop
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$1,203/yr

California

$5.957/gal$1,596/yr

Texas

$3.888/gal$1,041/yr

Florida

$4.136/gal$1,108/yr

New York

$4.522/gal$1,211/yr

Ohio

$4.510/gal$1,208/yr

Washington

$5.591/gal$1,498/yr

Colorado

$4.618/gal$1,237/yr

Minnesota

$4.344/gal$1,164/yr

Massachusetts

$4.448/gal$1,191/yr

State	Gas Price	Annual Cost	vs. National Avg
National AvgEPA default	$4.490/gal	$1,203/yr	—
California	$5.957/gal	$1,596/yrHIGHEST	+$393
Texas	$3.888/gal	$1,041/yrLOWEST	$-162
Florida	$4.136/gal	$1,108/yr	$-95
New York	$4.522/gal	$1,211/yr	+$8
Ohio	$4.510/gal	$1,208/yr	+$5
Washington	$5.591/gal	$1,498/yr	+$295
Colorado	$4.618/gal	$1,237/yr	+$34
Minnesota	$4.344/gal	$1,164/yr	$-39
Massachusetts	$4.448/gal	$1,191/yr	$-12