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2020 Lexus GS mpg

Combined mpg, 350 AWD

21mpg

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12,000 miles a year. Gas $3.20.

10203040506070Median 26GS: 21 mpg
103 sedans (2020), one trim per model: the cheapest with a rating. Median 26 mpg.
2020 Lexus GS mpg by trim
TrimEngineDriveCity mpgHwy mpgCombinedTank, galMiles per tankCost a year
350 RWD3.5L 6cylRWD20282317.4400$1,670
350 F Sport RWD3.5L 6cylRWD19272217.4383$1,745
GS 350 F SPORT Black Line RWD3.5LRWD19272217.4383$1,745
GS 350 F SPORT Black Line Special Edition RWD3.5L 6cylRWD19272217.4383$1,745
350 AWD3.5LAWD19262117.4365$1,829
350 F Sport AWD3.5LAWD19262117.4365$1,829
GS 350 F SPORT Black Line AWD3.5LAWD19262117.4365$1,829
GS F RWD5.0L 8cylRWD16241917.4331$2,021

Fuel cost

350 AWD, 21 mpg combined.

Per year
$1,829
Per month
$152
Per mile
15.2 cents
Fill the tank
$55.68
  • Best mpg: 350 RWD, 23 mpg. $1,670 a year.
  • Top trim: GS F RWD. $2,021 a year. $192 more than the 350 AWD.

Trip cost

350 AWD: 26 mpg highway
TripGallonsCost
100 miles3.8$12.31
300 miles11.5$36.92
500 miles19.2$61.54
1,000 miles38.5$123

Commute cost

Per month
$132
Per year
$1,585
Miles a month
867

350 AWD. 20 miles each way, 5 days a week.

Is 21 mpg good? No. Beats 26% of 2026 cars.

MPG by year

2122232425262009201120132015201720192020
GS: combined mpg of the cheapest rated trim, 2009 to 2020.

GS by year: price, hp, mpg, size

Rivals

2020 Lexus GS and rivals
CarCheapest trimCombined mpgCompare
2020 Lexus GS350 AWD21 mpg
2020 Jaguar XF25t Premium RWD28 mpgCompare
2020 Volvo S90T6 Momentum AWD25 mpgCompare
2020 Audi S4Premium AWD23 mpgCompare
2020 BMW 5 Series530i RWD28 mpg
2020 Mercedes-Benz E-ClassE 350 RWD26 mpg
2020 Acura RLXFWD23 mpg

What this cannot tell you

EPA ratings. Your own mpg will differ.

Gas prices change by state and by week.

How values are checked