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2023 GMC Sierra 1500 mpg

Combined mpg, Pro Regular Cab RWD

20mpg

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12,000 miles a year. Gas $3.20.

152025303540Median 21Sierra 1500: 20 mpg
15 trucks (2023), one trim per model: the cheapest with a rating. Median 21 mpg.
2023 GMC Sierra 1500 mpg by trim
TrimEngineDriveCity mpgHwy mpgCombinedTank, galMiles per tankCost a year
AT4 Crew Cab 4WD3.0L 6cyl4WD21232224.0528$1,745
AT4 Crew Cab LB 4WD3.0L 6cyl4WD21232224.0528$1,745
Pro Regular Cab RWD2.7L 4cylRWD19222024.0480$1,920
2WD Reg Cab 140" Pro2.7L 4cyl2WD19222028.0560$1,920
Pro Double Cab RWD2.7LRWD19222024.0480$1,920
Pro Crew Cab RWD2.7LRWD19222024.0480$1,920
SLE Double Cab RWD2.7LRWD19222024.0480$1,920
Elevation Double Cab RWD2.7LRWD19222024.0480$1,920
SLE Crew Cab RWD2.7LRWD19222024.0480$1,920
Elevation Crew Cab RWD2.7LRWD19222024.0480$1,920
Pro Regular Cab 4WD2.7L4WD18201924.0456$2,021
4WD Reg Cab 140" Pro2.7L4WD18201928.0532$2,021
Pro Double Cab 4WD2.7L4WD18201924.0456$2,021
Pro Crew Cab 4WD2.7L4WD18201924.0456$2,021
Pro Crew Cab LB 4WD2.7L4WD18201924.0456$2,021
SLE Double Cab 4WD2.7L4WD18201924.0456$2,021
4WD Double Cab 147" Elevation w/3VL2.7L4WD18201924.0456$2,021
4WD Double Cab 147" Elevation w/3SB2.7L4WD18201924.0456$2,021
SLE Crew Cab 4WD2.7L 4cyl4WD18201924.0456$2,021
SLE Crew Cab LB 4WD2.7L 4cyl4WD18201924.0456$2,021
4WD Crew Cab 147" Elevation w/3VL2.7L4WD18201924.0456$2,021
4WD Crew Cab 147" Elevation w/3SB2.7L4WD18201924.0456$2,021
Elevation Crew Cab 4WD2.7L 4cyl4WD18201924.0456$2,021
Elevation Crew Cab LB 4WD2.7L 4cyl4WD18201924.0456$2,021
SLT Crew Cab RWD5.3LRWD16211824.0432$2,133
Denali Crew Cab RWD5.3LRWD16211824.0432$2,133
Elevation Double Cab 4WD5.3L 8cyl4WD16201724.0408$2,259
SLT Crew Cab 4WD5.3L 8cyl4WD16201724.0408$2,259
SLT Crew Cab LB 4WD5.3L 8cyl4WD16201724.0408$2,259
Denali Crew Cab 4WD5.3L 8cyl4WD16201724.0408$2,259
Denali Crew Cab LB 4WD5.3L 8cyl4WD16201724.0408$2,259
Denali Ultimate Crew Cab 4WD6.2L 8cyl4WD15191724.0408$2,259
AT4X Crew Cab 4WD6.2L 8cyl4WD14171524.0360$2,560

Fuel cost

Pro Regular Cab RWD, 20 mpg combined.

Per year
$1,920
Per month
$160
Per mile
16.0 cents
Fill the tank
$76.80
  • Best mpg: AT4 Crew Cab 4WD, 22 mpg. $1,745 a year.
  • Top trim: Denali Ultimate Crew Cab 4WD. $2,259 a year. $339 more than the Pro Regular Cab RWD.

Trip cost

Pro Regular Cab RWD: 22 mpg highway
TripGallonsCost
100 miles4.5$14.55
300 miles13.6$43.64
500 miles22.7$72.73
1,000 miles45.5$145

Commute cost

Per month
$139
Per year
$1,664
Miles a month
867

Pro Regular Cab RWD. 20 miles each way, 5 days a week.

Is 20 mpg good? No. Beats 22% of 2026 cars.

MPG by year

16171819202009201220152018202120242026
Sierra 1500: combined mpg of the cheapest rated trim, 2009 to 2026.

Sierra 1500 by year: price, hp, mpg, size

Rivals

2023 GMC Sierra 1500 and rivals
CarCheapest trimCombined mpgCompare
2023 GMC Sierra 1500Pro Regular Cab RWD20 mpg
2023 Ford F-150XL Regular Cab RWD21 mpgCompare
2023 Chevrolet Silverado 15002WD Reg Cab 126" Work Truck20 mpgCompare
2023 RAM 1500Tradesman Quad Cab RWD22 mpgCompare
2023 GMC Canyon2WD Crew Cab Elevation20 mpgCompare
2023 Toyota TundraSR Double Cab RWD20 mpgCompare
2023 Honda RidgelineSport AWD21 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