2021 · Midsize & Large SUV · Gas

2021 Lexus LX MPG & fuel economy

The 2021 Lexus LX is a midsize or large SUV with one EPA-rated configuration. The most efficient version returns 14 MPG combined (12 city / 16 highway) on premium gasoline. Efficiency is unchanged from the 2020 model. Among 65 midsize & large SUVs rated for 2021, it ranks 64th for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $4,232 a year to fuel.

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Combined 14 MPG 12 MPG city · 16 MPG hwy

Driving range — not published for this model

Your fuel cost $4,232 15,000 mi/yr · $28.21 per 100 mi

Class rank, 2021 #64 of 65 Midsize & Large 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 2021 Lexus LX's fuel average is 6.0 km/L (16.8 L/100 km), or 14 MPG combined: 5.1 km/L in the city and 6.8 km/L on the highway.

	MPG	km/L	L/100 km
City	12	5.1	19.6
Highway	16	6.8	14.7
Combined	14	6.0	16.8

How it ranks among 2021 Midsize & Large SUVs

Full class ranking →

1Tesla Model X105 MPGe $864
2Audi e-tron78 MPGe $1,172
3Toyota Highlander Hybrid36 MPG $1,292
4Ford Explorer Hybrid27 MPG $1,722
5Lincoln Aviator Plug-in Hybrid56 MPGe + 23 MPG $1,833
···
64Lexus LX14 MPG $4,232
65Lamborghini Urus14 MPG $4,232

2021 LXOther midsize & large SUVsClass median: $2,583/yr

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

LX MPG across model years

Full history →

1 EPA-rated configuration

Configuration	Type	City	Hwy	Combined	Range	Your cost / yr
4WD · 5.7L 8-cyl · 8-speed automatic LX 570	Gas	12 MPG	16 MPG	14 MPG	—	$4,232

Specs (most efficient configuration)

Fuel: Premium gasoline
Engine / motor: 5.7L 8-cyl
Transmission: 8-speed automatic
Drivetrain: 4WD
Tailpipe CO₂: 636 g/mi
EPA fuel economy score: 1/10
EPA greenhouse gas score: 1/10

2021 Lexus LX vs. rivals

vs Audi RS Q8 15 MPG · $3,950/yr RS Q8 saves $282/yr vs Infiniti QX80 16 MPG · $3,703/yr QX80 saves $529/yr vs Cadillac Escalade 17 MPG · $3,485/yr Escalade saves $747/yr vs BMW X7 17 MPG · $3,485/yr X7 saves $747/yr vs Audi SQ7 17 MPG · $3,485/yr SQ7 saves $747/yr vs Audi SQ8 17 MPG · $3,485/yr SQ8 saves $747/yr vs Lamborghini Urus 14 MPG · $4,232/yr Same fuel cost

Compare the 2021 LX

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Frequently asked questions

What is the gas mileage of the 2021 Lexus LX?

Up to 14 MPG combined (12 city / 16 highway).

What fuel does the 2021 Lexus LX use?

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

What is the fuel average in km/L for the 2021 Lexus LX?