2021 · Midsize Car · Gas

2021 Lexus LS MPG & fuel economy

The 2021 Lexus LS is a midsize car offered in 2 EPA-rated configurations. The most efficient version returns 22 MPG combined (18 city / 29 highway) on premium gasoline. Across the lineup, combined ratings range from 21 to 22 MPG. That's down 1 MPG from the 2020 model. Among 54 midsize cars rated for 2021, it ranks 46th for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $2,693 a year to fuel.

Compare
Combined 22 MPG 18 MPG city · 29 MPG hwy
Driving range — not published for this model
Your fuel cost $2,693 15,000 mi/yr · $17.95 per 100 mi
Class rank, 2021 #46 of 54 Midsize Cars by fuel cost

What will it cost you?

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

Fuel average

The 2021 Lexus LS's fuel average is 9.4 km/L (10.7 L/100 km), or 22 MPG combined: 7.7 km/L in the city and 12.3 km/L on the highway.

MPGkm/LL/100 km
City187.713.1
Highway2912.38.1
Combined229.410.7

How it ranks among 2021 Midsize Cars

Full class ranking →
  1. 1Tesla Model 3142 MPGe $640
  2. 2Hyundai Ioniq EV133 MPGe $686
  3. 3Toyota Prius Prime133 MPGe + 54 MPG $763
  4. 4Hyundai Ioniq Plug-in Hybrid119 MPGe + 52 MPG $815
  5. 5Nissan Leaf111 MPGe $821
  6. 46Lexus LS22 MPG $2,693
  7. 54Honda Clarity68 MPGe $7,941
2021 LSOther midsize carsClass median: $1,689/yr

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

LS MPG across model years

Full history →

2 EPA-rated configurations

ConfigurationTypeCityHwyCombinedRangeYour cost / yr
RWD · 3.4L 6-cyl turbo · 10-speed automatic
LS 500		 Gas 18 MPG 29 MPG 22 MPG — $2,693
AWD · 3.4L 6-cyl turbo · 10-speed automatic
LS 500 AWD		 Gas 17 MPG 27 MPG 21 MPG — $2,821

Specs (most efficient configuration)

Fuel
Premium gasoline
Engine / motor
3.4L 6-cyl turbo
Transmission
10-speed automatic
Drivetrain
RWD
Passenger volume
99 cu ft
Cargo volume
13 cu ft
Tailpipe CO₂
399 g/mi
EPA fuel economy score
4/10
EPA greenhouse gas score
4/10

2021 Lexus LS vs. rivals

vs Audi S6 Hybrid 22 MPG · $2,693/yr Same fuel cost vs Infiniti Q50 23 MPG · $2,576/yr Q50 saves $117/yr vs Audi S7 Hybrid 22 MPG · $2,693/yr Same fuel cost vs Mercedes-Benz E-Class 25 MPG · $2,370/yr E-Class saves $323/yr vs Audi A6 Hybrid 26 MPG · $2,279/yr A6 Hybrid saves $414/yr vs Cadillac CT5 26 MPG · $2,279/yr CT5 saves $414/yr vs Audi A7 Hybrid 24 MPG · $2,469/yr A7 Hybrid saves $224/yr vs Audi RS 21 MPG · $2,821/yr LS saves $128/yr vs Maserati Ghibli 20 MPG · $2,962/yr LS saves $269/yr vs Audi RS Hybrid 17 MPG · $3,485/yr LS saves $792/yr vs Lexus LS Hybrid 28 MPG · $2,116/yr LS Hybrid saves $577/yr vs Bentley Flying Spur 17 MPG · $3,485/yr LS saves $792/yr

Compare the 2021 LS

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

Same year, other powertrains: 2021 Lexus LS Hybrid (28 MPG)

Frequently asked questions

What is the gas mileage of the 2021 Lexus LS?

Up to 22 MPG combined (18 city / 29 highway); ratings range from 21 to 22 MPG depending on configuration.

What fuel does the 2021 Lexus LS use?

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

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

The 2021 Lexus LS's fuel average is 9.4 km/L (10.7 L/100 km), or 22 MPG combined: 7.7 km/L in the city and 12.3 km/L on the highway.

How much does it cost to fuel the 2021 Lexus LS per year?

About $2,693 at 15,000 miles a year with $3.95/gal premium gas, or $17.95 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.

Keep exploring