2018 · Midsize & Large SUV · Hybrid

2018 Lexus RX Hybrid MPG & fuel economy

The 2018 Lexus RX Hybrid is a midsize or large SUV offered in 2 EPA-rated configurations. The most efficient version returns 30 MPG combined (31 city / 28 highway) on premium gasoline. Across the lineup, combined ratings range from 29 to 30 MPG. Efficiency is unchanged from the 2017 model. Among 42 midsize & large SUVs rated for 2018, it ranks 4th for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $1,975 a year to fuel.

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Combined 30 MPG 31 MPG city · 28 MPG hwy
Driving range — not published for this model
Your fuel cost $1,975 15,000 mi/yr · $13.17 per 100 mi
Class rank, 2018 #4 of 42 Midsize & Large SUVs by fuel cost

What will it cost you?

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

Fuel average

The 2018 Lexus RX Hybrid's fuel average is 12.8 km/L (7.8 L/100 km), or 30 MPG combined: 13.2 km/L in the city and 11.9 km/L on the highway.

MPGkm/LL/100 km
City3113.27.6
Highway2811.98.4
Combined3012.87.8

How it ranks among 2018 Midsize & Large SUVs

Full class ranking →
  1. 1Tesla Model X93 MPGe $977
  2. 2Toyota Highlander Hybrid29 MPG $1,603
  3. 3Volvo XC90 Plug-in Hybrid62 MPGe + 27 MPG $1,825
  4. 4Lexus RX Hybrid30 MPG $1,975
  5. 5GMC Acadia23 MPG $2,022
  6. 42Mercedes-Benz G-Class13 MPG $4,558
2018 RX HybridOther midsize & large SUVsClass median: $2,447/yr

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

RX Hybrid MPG across model years

Full history →

2 EPA-rated configurations

ConfigurationTypeCityHwyCombinedRangeYour cost / yr
AWD · 3.5L 6-cyl · CVT
RX 450h AWD		 Hybrid 31 MPG 28 MPG 30 MPG — $1,975
AWD · 3.5L 6-cyl · CVT
RX 450h L AWD		 Hybrid 29 MPG 28 MPG 29 MPG — $2,043

Specs (most efficient configuration)

Fuel
Premium gasoline
Engine / motor
3.5L 6-cyl
Transmission
CVT
Drivetrain
AWD
Tailpipe CO₂
297 g/mi
EPA fuel economy score
7/10
EPA greenhouse gas score
7/10

2018 Lexus RX Hybrid vs. rivals

vs Volvo XC90 Plug-in Hybrid 62 MPGe + 27 MPG · $1,825/yr XC90 Plug-in Hybrid saves $150/yr vs BMW X5 Plug-in Hybrid 56 MPGe + 24 MPG · $2,167/yr RX Hybrid saves $192/yr vs BMW X5 Diesel 25 MPG · $2,220/yr RX Hybrid saves $245/yr vs Land Rover Range Rover 25 MPG · $2,370/yr RX Hybrid saves $395/yr vs Volvo XC90 25 MPG · $2,370/yr RX Hybrid saves $395/yr vs Porsche Cayenne Plug-in Hybrid 47 MPGe + 22 MPG · $2,402/yr RX Hybrid saves $427/yr vs Lexus RX 23 MPG · $2,022/yr RX Hybrid saves $47/yr vs Tesla Model X 93 MPGe · $977/yr Model X saves $998/yr

Compare the 2018 RX Hybrid

With any other car from any year, including other RX Hybrid model years. Type a year to jump, e.g. "2015 Accord".

Same year, other powertrains: 2018 Lexus RX (23 MPG)

Frequently asked questions

What is the gas mileage of the 2018 Lexus RX Hybrid?

Up to 30 MPG combined (31 city / 28 highway); ratings range from 29 to 30 MPG depending on configuration.

What fuel does the 2018 Lexus RX Hybrid use?

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

What is the fuel average in km/L for the 2018 Lexus RX Hybrid?

The 2018 Lexus RX Hybrid's fuel average is 12.8 km/L (7.8 L/100 km), or 30 MPG combined: 13.2 km/L in the city and 11.9 km/L on the highway.

How much does it cost to fuel the 2018 Lexus RX Hybrid per year?

About $1,975 at 15,000 miles a year with $3.95/gal premium gas, or $13.17 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.

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