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Specifications Comparison: 2023 GMC Sierra 1500 vs 2018 GMC Sierra 1500

Researched By The AutoPadre Staff

Gas Mileage

2023 GMC Sierra 1500

Fuel Mileage (Imp.)

Trim Eng. Drive train MPG City MPG Hwy MPG Combined
Denali Crew Cab 147"5.3L V8RWD162118.5
Denali Crew Cab 147"5.3L V84WD162018
Denali Crew Cab 157"5.3L V84WD162018
Elevation Crew Cab 147"2.7LRWD192220.5
Elevation Double Cab 147"2.7LRWD192220.5
Elevation Crew Cab 147" w/ 3SB2.7L4WD182019
Elevation Crew Cab 147" w/ 3VL2.7L4WD182019
Elevation Crew Cab 157"2.7L4WD182019
Elevation Double Cab 147" w/ 3SB2.7L4WD182019
Elevation Double Cab 147" w/ 3VL2.7L4WD182019
Pro Crew Cab 147"2.7LRWD192220.5
Pro Double Cab 147"2.7LRWD192220.5
Pro Reg Cab 126"2.7LRWD192220.5
Pro Reg Cab 140"2.7LRWD192220.5
Pro Crew Cab 147"2.7L4WD182019
Pro Crew Cab 157"2.7L4WD182019
Pro Double Cab 147"2.7L4WD182019
Pro Reg Cab 126"2.7L4WD182019
Pro Reg Cab 140"2.7L4WD182019
SLE Crew Cab 147"2.7LRWD192220.5
SLE Double Cab 147"2.7LRWD192220.5
SLE Crew Cab 147"2.7L4WD182019
SLE Crew Cab 157"2.7L4WD182019
SLE Double Cab 147"2.7L4WD182019
SLT Crew Cab 147"5.3L V8RWD162118.5
SLT Crew Cab 147"5.3L V84WD162018
SLT Crew Cab 157"5.3L V84WD162018
AT4 Crew Cab 147"3.0L I64WD212322
AT4 Crew Cab 157"3.0L I64WD212322
AT4X Crew Cab 147"6.2L V84WD141715.5
Denali Ultimate Crew Cab 147"6.2L V84WD151917

2018 GMC Sierra 1500

Fuel Mileage (Imp.)

Trim Eng. Drive train MPG City MPG Hwy MPG Combined
1500 Crew Cab4.3L V6RWD162319.5
1500 Crew Cab4.3L V64WD162219
1500 Crew Cab Denali5.3L V8RWD152118
1500 Crew Cab Denali5.3L V84WD152017.5
1500 Crew Cab SLE4.3L V6RWD162319.5
1500 Crew Cab SLE4.3L V64WD162219
1500 Crew Cab SLT5.3L V8RWD182421
1500 Crew Cab SLT5.3L V84WD162118.5
1500 Crew Cab SLT eAssist5.3L V8RWD182421
1500 Crew Cab SLT eAssist5.3L V84WD162118.5
1500 Extended Cab4.3L V6RWD162319.5
1500 Extended Cab4.3L V64WD162219
1500 Extended Cab SLE4.3L V6RWD162319.5
1500 Extended Cab SLE4.3L V64WD162219
1500 Extended Cab SLT5.3L V8RWD152118
1500 Extended Cab SLT5.3L V84WD152017.5
1500 Regular Cab4.3L V6RWD162319.5
1500 Regular Cab4.3L V64WD162219
1500 Regular Cab SLE4.3L V6RWD162319.5
1500 Regular Cab SLE4.3L V64WD162219

2023 GMC Sierra 1500

Fuel Mileage (Metric)

Trim Eng. Drive train L/100km City L/100km Hwy L/100km Combined
Denali Crew Cab 147"5.3L V8RWD15.011.013.0
Denali Crew Cab 147"5.3L V84WD15.012.013.0
Denali Crew Cab 157"5.3L V84WD15.012.013.0
Elevation Crew Cab 147"2.7LRWD12.011.011.0
Elevation Double Cab 147"2.7LRWD12.011.011.0
Elevation Crew Cab 147" w/ 3SB2.7L4WD13.012.012.0
Elevation Crew Cab 147" w/ 3VL2.7L4WD13.012.012.0
Elevation Crew Cab 157"2.7L4WD13.012.012.0
Elevation Double Cab 147" w/ 3SB2.7L4WD13.012.012.0
Elevation Double Cab 147" w/ 3VL2.7L4WD13.012.012.0
Pro Crew Cab 147"2.7LRWD12.011.011.0
Pro Double Cab 147"2.7LRWD12.011.011.0
Pro Reg Cab 126"2.7LRWD12.011.011.0
Pro Reg Cab 140"2.7LRWD12.011.011.0
Pro Crew Cab 147"2.7L4WD13.012.012.0
Pro Crew Cab 157"2.7L4WD13.012.012.0
Pro Double Cab 147"2.7L4WD13.012.012.0
Pro Reg Cab 126"2.7L4WD13.012.012.0
Pro Reg Cab 140"2.7L4WD13.012.012.0
SLE Crew Cab 147"2.7LRWD12.011.011.0
SLE Double Cab 147"2.7LRWD12.011.011.0
SLE Crew Cab 147"2.7L4WD13.012.012.0
SLE Crew Cab 157"2.7L4WD13.012.012.0
SLE Double Cab 147"2.7L4WD13.012.012.0
SLT Crew Cab 147"5.3L V8RWD15.011.013.0
SLT Crew Cab 147"5.3L V84WD15.012.013.0
SLT Crew Cab 157"5.3L V84WD15.012.013.0
AT4 Crew Cab 147"3.0L I64WD11.010.011.0
AT4 Crew Cab 157"3.0L I64WD11.010.011.0
AT4X Crew Cab 147"6.2L V84WD17.014.015.0
Denali Ultimate Crew Cab 147"6.2L V84WD16.012.014.0

2018 GMC Sierra 1500

Fuel Mileage (Metric)

Trim Eng. Drive train L/100km City L/100km Hwy L/100km Combined
1500 Crew Cab4.3L V6RWD15.010.012.0
1500 Crew Cab4.3L V64WD15.011.012.0
1500 Crew Cab Denali5.3L V8RWD16.011.013.0
1500 Crew Cab Denali5.3L V84WD16.012.013.0
1500 Crew Cab SLE4.3L V6RWD15.010.012.0
1500 Crew Cab SLE4.3L V64WD15.011.012.0
1500 Crew Cab SLT5.3L V8RWD13.010.011.0
1500 Crew Cab SLT5.3L V84WD15.011.013.0
1500 Crew Cab SLT eAssist5.3L V8RWD13.010.011.0
1500 Crew Cab SLT eAssist5.3L V84WD15.011.013.0
1500 Extended Cab4.3L V6RWD15.010.012.0
1500 Extended Cab4.3L V64WD15.011.012.0
1500 Extended Cab SLE4.3L V6RWD15.010.012.0
1500 Extended Cab SLE4.3L V64WD15.011.012.0
1500 Extended Cab SLT5.3L V8RWD16.011.013.0
1500 Extended Cab SLT5.3L V84WD16.012.013.0
1500 Regular Cab4.3L V6RWD15.010.012.0
1500 Regular Cab4.3L V64WD15.011.012.0
1500 Regular Cab SLE4.3L V6RWD15.010.012.0
1500 Regular Cab SLE4.3L V64WD15.011.012.0

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