2026 · Small SUV · Gas

2026 Acura RDX MPG & fuel economy

The 2026 Acura RDX is a small SUV offered in 2 EPA-rated configurations. The most efficient version returns 23 MPG combined (21 city / 27 highway) on premium gasoline. Efficiency is unchanged from the 2025 model. Among 114 small SUVs rated for 2026, it ranks 106th for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $2,576 a year to fuel.

Compare

Combined 23 MPG 21 MPG city · 27 MPG hwy

Driving range — not published for this model

Your fuel cost $2,576 15,000 mi/yr · $17.17 per 100 mi

Class rank, 2026 #106 of 114 Small SUVs by fuel cost

What will it cost you?

Your mileage and prices are saved and used across the site.

Miles per year Premium gas $/gal

Fuel average

The 2026 Acura RDX's fuel average is 9.8 km/L (10.2 L/100 km), or 23 MPG combined: 8.9 km/L in the city and 11.5 km/L on the highway.

	MPG	km/L	L/100 km
City	21	8.9	11.2
Highway	27	11.5	8.7
Combined	23	9.8	10.2

How it ranks among 2026 Small SUVs

Full class ranking →

1Tesla Model Y138 MPGe $656
2Toyota bZ131 MPGe $688
3Subaru Uncharted129 MPGe $694
4Lexus RZ126 MPGe $718
5Subaru Solterra120 MPGe $756
···
106Acura RDX23 MPG $2,576
···
114Hyundai Nexo68 MPGe $7,941

2026 RDXOther small SUVsClass median: $1,603/yr

Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.

RDX MPG across model years

Full history →

2 EPA-rated configurations

Configuration	Type	City	Hwy	Combined	Range	Your cost / yr
AWD · 2.0L 4-cyl turbo · 10-speed automatic RDX AWD	Gas	21 MPG	27 MPG	23 MPG	—	$2,576
AWD · 2.0L 4-cyl turbo · 10-speed automatic RDX AWD A-SPEC	Gas	21 MPG	26 MPG	23 MPG	—	$2,576

Specs (most efficient configuration)

Fuel: Premium gasoline
Engine / motor: 2.0L 4-cyl turbo
Transmission: 10-speed automatic
Drivetrain: AWD
Tailpipe CO₂: 385 g/mi
EPA fuel economy score: 5/10
EPA greenhouse gas score: 5/10

2026 Acura RDX vs. rivals

vs Land Rover Range Rover 23 MPG · $2,576/yr Same fuel cost vs Audi SQ5 23 MPG · $2,576/yr Same fuel cost vs Genesis GV70 23 MPG · $2,576/yr Same fuel cost vs Audi Q5 24 MPG · $2,469/yr Q5 saves $107/yr vs Lexus NX 24 MPG · $2,469/yr NX saves $107/yr vs Jaguar F-Pace 24 MPG · $2,469/yr F-Pace saves $107/yr vs Alfa Romeo Stelvio 24 MPG · $2,469/yr Stelvio saves $107/yr vs Land Rover Discovery 21 MPG · $2,821/yr RDX saves $245/yr vs Porsche Macan 21 MPG · $2,821/yr RDX saves $245/yr vs Jaguar F-Pace Hybrid 21 MPG · $2,821/yr RDX saves $245/yr vs Maserati Grecale 20 MPG · $2,962/yr RDX saves $386/yr

Compare the 2026 RDX

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Frequently asked questions

What is the gas mileage of the 2026 Acura RDX?

Up to 23 MPG combined (21 city / 27 highway).

What fuel does the 2026 Acura RDX use?

Premium gasoline (premium is required or recommended by the manufacturer).

What is the fuel average in km/L for the 2026 Acura RDX?