Cars With the Best Gas Mileage From Consumer Reports' Tests

These money-saving members of the 40-mile-per-gallon club are fuel-efficient and easy on your wallet

Jon Linkov, Consumer Reports Autos Editor.

By Jon Linkov
Autos Editor

Data analysis by Anita Lam

Updated August 2, 2026

2026 Hyundai Elantra Hybrid driving in city — 2026 Hyundai Elantra Hybrid

If you want to cut your daily driving costs, choosing a high-mpg vehicle is the most effective place to start. In a nationally representative Consumer Reports survey (PDF), drivers in the U.S. named fuel economy as the vehicle attribute most in need of improvement.

While many cars offer impressive fuel economy, especially compared with older trade-ins, efficiency can vary widely across competing brands and hybrid systems. To identify the standout performers, our experts put every vehicle through real-world evaluations at the Consumer Reports Auto Test Center.

Below, we spotlight the most fuel-efficient cars based on Consumer Reports’ comprehensive evaluations. Every model on this list achieved 40 miles per gallon or more in our independent testing.

Use these 10 tips to get the most out of a tank of gas, and learn how to save money at the pump.

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Jon Linkov

Jon Linkov is the deputy auto editor at Consumer Reports. He has been with CR since 2002, covering varied automotive topics including buying and leasing, maintenance and repair, ownership, reliability, used cars, and electric vehicles. He manages CR’s lineup of special interest publications, hosts CR’s “Talking Cars” podcast, and writes and edits content for CR’s online and print products. An avid cyclist, Jon also enjoys driving his ’80s-era sports car and instructing at track days.