CRTCar Real Test
Sources: EPA fuel economy file 2026-11-04 | NHTSA safety records 2026-11-14
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Best Large Cars gas mileage, 2026 models

20 2026 models are in the Large Cars class in the agency's file. The top figure is 51 mpg combined for the Hyundai Sonata; the middle figure of the class is 23 mpg.

Ranked by best combined mileage

Each model's best version, miles per gallon, combined city and highway. The 5 electric or fuel-cell entries of this class are in their own table below, so the 16 here are the models that burn fuel.

1. Hyundai SonataSonata Hybrid Blue, hybrid - 6 versions tested
51 mpg
2. Honda AccordAccord Hybrid, hybrid - 2 versions tested
48 mpg
3. Honda CivicCivic 5Dr (Hybrid, Automatic (variable gear ratios)), hybrid - 3 versions tested
48 mpg
4. Acura IntegraIntegra (4-cyl 1.5 L) - 4 versions tested
32 mpg
5. Kia K4K4 Hatchback (4-cyl 2.0 L) - 2 versions tested
30 mpg
6. Kia K5K5 w/Stop-Start - 4 versions tested
30 mpg
7. BMW 7 Series740i Sedan, hybrid - 4 versions tested
28 mpg
8. Genesis G80G80 AWD (4-cyl 2.5 L) - 2 versions tested
23 mpg
9. Mercedes-Benz S-ClassS500 4matic, hybrid - 4 versions tested
23 mpg
10. Audi A8A8 quattro, hybrid - 1 version tested
22 mpg
11. Genesis G90G90 AWD - 2 versions tested
21 mpg
12. Porsche PanameraPanamera - 2 versions tested
21 mpg
13. Dodge ChargerCharger R/T AWD - 2 versions tested
20 mpg
14. Audi S8S8, hybrid - 1 version tested
18 mpg
15. Rolls-Royce GhostGhost - 3 versions tested
14 mpg
16. Rolls-Royce PhantomPhantom - 2 versions tested
14 mpg

Electric and fuel-cell models

Rated in MPGe, which is not the same measure as miles per gallon, so they are listed apart.

ModelBest versionCombined MPGeRange mi
Lucid AirAir Pure RWD with 19 inch wheels146420
Tesla Model SModel S124410
Mercedes-Benz EQSEQS 450 Plus98390
Dodge ChargerCharger Daytona R/T AWD 255/45R2095295
BMW i7i7 eDrive50 Sedan (19 inch Wheels)88314

Common questions

What is the most fuel-efficient Large Cars in 2026?

The Hyundai Sonata Hybrid Blue with 51 miles per gallon combined (47 city, 56 highway).

How many 2026 models are in the Large Cars class?

20 models in the agency's file, with 5 electric or fuel-cell entries ranked apart.

Mileage and fuel cost: U.S. Environmental Protection Agency, fueleconomy.gov vehicle file (file dated 2026-11-04). Your own mileage depends on how and where you drive. Where our numbers come from.