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Top 10 · Cars & GearThe new vehicles that burn the most gas, ranked by official EPA combined mpg for 2026 models, lowest first.
Four 2026 vehicles tie as the least fuel-efficient on sale, at 12 mpg combined: the Ram 1500 TRX, the Ford Mustang GTD, the Ferrari Purosangue and the Ford F-150 Raptor R. Each one costs about $6,450 a year in fuel, by the EPA's estimate.
How it's ranked: EPA combined mpg for 2026 model-year gasoline vehicles, lowest first, from the US government's fueleconomy.gov data. Each model appears once, at its thirstiest version. Vehicles with the same mpg are listed in EPA data order.
Ram · Performance pickup · released 2026
Tied for the thirstiest vehicle on sale.
The Ram 1500 TRX is EPA-rated at 12 mpg combined (10 city, 14 highway) in its thirstiest 2026 version, the Ram 1500 4WD with the 6.2-liter V8, with all-wheel drive and a 6.2-liter 8-cylinder engine. The EPA estimates about $6,450 a year in fuel for typical driving.
Ford · Track-focused sports car · released 2026
The most extreme Mustang, at 12 mpg.
The Ford Mustang GTD is EPA-rated at 12 mpg combined (10 city, 17 highway) in its thirstiest 2026 version, the Mustang GTD, with rear-wheel drive and a 5.2-liter 8-cylinder engine. The EPA estimates about $6,450 a year in fuel for typical driving.
Ferrari · Four-door Ferrari · released 2026
The V12 family car, at 12 mpg.
The Ferrari Purosangue is EPA-rated at 12 mpg combined (11 city, 15 highway) in its thirstiest 2026 version, the Purosangue V12, with all-wheel drive and a 6.5-liter 12-cylinder engine. The EPA estimates about $6,450 a year in fuel for typical driving.
Ford · Performance pickup · released 2026
Ford's V8 desert truck, at 12 mpg.
The Ford F-150 Raptor R is EPA-rated at 12 mpg combined (10 city, 15 highway) in its thirstiest 2026 version, the F-150 Raptor R 4WD, with part-time 4-wheel drive and a 5.2-liter 8-cylinder engine. The EPA estimates about $6,450 a year in fuel for typical driving.
Dodge · Performance SUV · released 2026
A three-row SUV with Hellcat power.
The Dodge Durango SRT Hellcat is EPA-rated at 13 mpg combined (12 city, 17 highway) in its thirstiest 2026 version, the Durango AWD 6.2L, with all-wheel drive and a 6.2-liter 8-cylinder engine. The EPA estimates about $5,950 a year in fuel for typical driving.
Cadillac · Performance luxury SUV · released 2026
Cadillac's 13-mpg flagship.
The Cadillac Escalade-V is EPA-rated at 13 mpg combined (11 city, 17 highway) in its thirstiest 2026 version, the Escalade-V AWD, with 4-wheel drive and a 6.2-liter 8-cylinder engine. The EPA estimates about $5,950 a year in fuel for typical driving.
Chevrolet · Supercar · released 2026
The ZR1 Corvette, at 14 mpg.
The Chevrolet Corvette ZR1 is EPA-rated at 14 mpg combined (12 city, 18 highway) in its thirstiest 2026 version, the Corvette ZR1, with rear-wheel drive and a 5.5-liter 8-cylinder engine. The EPA estimates about $5,550 a year in fuel for typical driving.
Rolls-Royce · Ultra-luxury sedan · released 2026
Rolls-Royce's flagship, at 14 mpg.
The Rolls-Royce Phantom is EPA-rated at 14 mpg combined (12 city, 19 highway) in its thirstiest 2026 version, the Phantom V12, with rear-wheel drive and a 6.7-liter 12-cylinder engine. The EPA estimates about $5,550 a year in fuel for typical driving.
Rolls-Royce · Ultra-luxury sedan · released 2026
The "smaller" Rolls, same 14 mpg.
The Rolls-Royce Ghost is EPA-rated at 14 mpg combined (12 city, 19 highway) in its thirstiest 2026 version, the Ghost V12, with all-wheel drive and a 6.7-liter 12-cylinder engine. The EPA estimates about $5,550 a year in fuel for typical driving.
Rolls-Royce · Ultra-luxury SUV · released 2026
The Rolls-Royce SUV, at 14 mpg.
The Rolls-Royce Cullinan is EPA-rated at 14 mpg combined (12 city, 19 highway) in its thirstiest 2026 version, the Cullinan V12, with all-wheel drive and a 6.7-liter 12-cylinder engine. The EPA estimates about $5,550 a year in fuel for typical driving.
Four 2026 vehicles tie at 12 mpg combined (EPA): the Ram 1500 TRX, Ford Mustang GTD, Ferrari Purosangue and Ford F-150 Raptor R.
The EPA estimates about $6,450 a year for each of the 12-mpg vehicles on this list.
The 2026 Rolls-Royce Phantom, Ghost and Cullinan are all EPA-rated at 14 mpg combined.
From the US EPA's official fuel economy data at fueleconomy.gov, for 2026 model-year gasoline vehicles.
EPA combined mpg for 2026 model-year gasoline vehicles, lowest first, from the US government's fueleconomy.gov data. Each model appears once, at its thirstiest version. Vehicles with the same mpg are listed in EPA data order. Every number on this page comes from the source linked under each pick, and every photo shows the actual product. Brands can't pay to be on this list.
List source: www.fueleconomy.gov/feg/download.shtml · Updated 2026-11-11