Lexus RX vs Hyundai Tucson

The Hyundai Tucson is the more efficient of the two: it reaches 50 mpg combined versus 36 mpg for the Lexus RX, a 14 mpg advantage and costs about $500 less per year to fuel.

Across 5 measured categories, the Hyundai Tucson leads in 4. Figures are EPA test data, not manufacturer claims.

2015–2026

Lexus RX

Small Sport Utility Vehicle 4WD · 59 configurations

36mpg combined (best)
All Lexus RX specs

2015–2026

Hyundai Tucson

Small Sport Utility Vehicle 4WD · 62 configurations

50mpg combined (best)
All Hyundai Tucson specs

Head-to-head specifications

MetricLexus RXHyundai Tucson
Best combined MPG36 mpg50 mpg
Best city MPG37 mpg49 mpg
Best highway MPG34 mpg51 mpg
Lowest annual fuel costEPA estimate at 15,000 miles per year$2,100$1,600
Lowest CO2 output89 g/mi100 g/mi
Engines offeredSIDI & PFI, SIDI & PFI; Hybrid, SIDI & PFI; PHEV, 3.5SIDI; PHEV, SIDI & PFI, SIDI; Hybrid, 1.6
TransmissionsAutomatic (S8), Automatic (AV-S6), Automatic (S6)Automatic (AM-S6), Automatic (S8), Automatic (S6)
DrivetrainsFront-Wheel Drive, All-Wheel DriveAll-Wheel Drive, Front-Wheel Drive
Fuel typesPremium, Premium and Electricity, RegularRegular Gas and Electricity, Regular, Hydrogen
EPA classSmall Sport Utility Vehicle 4WDSmall Sport Utility Vehicle 4WD
Years covered2015–20262015–2026
Configurations on record5962

Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.

RX vs Tucson: common questions

Which is better on gas, the Lexus RX or the Hyundai Tucson?

The Hyundai Tucson is the more efficient of the two: it reaches 50 mpg combined versus 36 mpg for the Lexus RX, a 14 mpg advantage and costs about $500 less per year to fuel.

Which costs less to run per year?

By EPA estimates at 15,000 miles a year, the Hyundai Tucson runs about $1,600 a year in fuel at its most efficient configuration, versus about $2,100 for the Lexus RX — a difference of roughly $500 per year.

What engines do the RX and Tucson offer?

Lexus RX: SIDI & PFI, SIDI & PFI; Hybrid, SIDI & PFI; PHEV, 3.5. Hyundai Tucson: SIDI; PHEV, SIDI & PFI, SIDI; Hybrid, 1.6.

Are they in the same vehicle class?

Yes — the EPA classifies both the Lexus RX and the Hyundai Tucson as Small Sport Utility Vehicle 4WD, so they compete directly.

More RX comparisons

Comparison id: lexus-rx-vs-hyundai-tucson