Specifications Comparison: 2021 GMC Sierra 1500 vs 2021 Chevrolet Silverado 1500

Cargo Space: Cargo Volume

2021 GMC Sierra 1500

Cargo Volume

Trim	Cargo Volume ft³	Cargo Volume m³
Regular Cab Long Box 2-Wheel Drive Cargo Volume	89.1 ft³	2.52 m³
Double Cab Standard Box 2-Wheel Drive Cargo Volume	71.7 ft³	2.03 m³
Double Cab Standard Box 2-Wheel Drive SLE Cargo Volume	71.7 ft³	2.03 m³
Double Cab Standard Box 2-Wheel Drive Elevation Cargo Volume	71.7 ft³	2.03 m³
Crew Cab Short Box 2-Wheel Drive Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 2-Wheel Drive SLE Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 2-Wheel Drive Elevation Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 2-Wheel Drive SLT Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 2-Wheel Drive Denali Cargo Volume	62.9 ft³	1.78 m³
Regular Cab Long Box 4-Wheel Drive Cargo Volume	89.1 ft³	2.52 m³
Double Cab Standard Box 4-Wheel Drive Cargo Volume	71.7 ft³	2.03 m³
Double Cab Standard Box 4-Wheel Drive SLE Cargo Volume	71.7 ft³	2.03 m³
Double Cab Standard Box 4-Wheel Drive Elevation 3VL Cargo Volume	71.7 ft³	2.03 m³
Double Cab Standard Box 4-Wheel Drive Elevation 3SB Cargo Volume	71.7 ft³	2.03 m³
Crew Cab Short Box 4-Wheel Drive Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 4-Wheel Drive SLE Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 4-Wheel Drive Elevation 3VL Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 4-Wheel Drive Elevation 3SB Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 4-Wheel Drive SLT Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 4-Wheel Drive AT4 Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 4-Wheel Drive Denali Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Standard Box 4-Wheel Drive Cargo Volume	71.7 ft³	2.03 m³
Crew Cab Standard Box 4-Wheel Drive SLE Cargo Volume	71.7 ft³	2.03 m³
Crew Cab Standard Box 4-Wheel Drive Elevation Cargo Volume	71.7 ft³	2.03 m³
Crew Cab Standard Box 4-Wheel Drive SLT Cargo Volume	71.7 ft³	2.03 m³
Crew Cab Standard Box 4-Wheel Drive AT4 Cargo Volume	71.7 ft³	2.03 m³
Crew Cab Standard Box 4-Wheel Drive Denali Cargo Volume	71.7 ft³	2.03 m³

2021 Chevrolet Silverado 1500

Cargo Volume

Trim	Cargo Volume ft³	Cargo Volume m³
Regular Cab Long Box 2-Wheel Drive WT Cargo Volume	89.1 ft³	2.52 m³
Double Cab Standard Box 2-Wheel Drive WT Cargo Volume	71.7 ft³	2.03 m³
Double Cab Standard Box 2-Wheel Drive Custom Cargo Volume	71.7 ft³	2.03 m³
Double Cab Standard Box 2-Wheel Drive LT Cargo Volume	71.7 ft³	2.03 m³
Crew Cab Short Box 2-Wheel Drive WT Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 2-Wheel Drive Custom Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 2-Wheel Drive LT Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 2-Wheel Drive RST Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 2-Wheel Drive LTZ Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 2-Wheel Drive High Country Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Standard Box 2-Wheel Drive WT Cargo Volume	71.7 ft³	2.03 m³
Crew Cab Standard Box 2-Wheel Drive LT Cargo Volume	71.7 ft³	2.03 m³
Regular Cab Long Box 4-Wheel Drive WT Cargo Volume	89.1 ft³	2.52 m³
Double Cab Standard Box 4-Wheel Drive WT Cargo Volume	71.7 ft³	2.03 m³
Double Cab Standard Box 4-Wheel Drive Custom Cargo Volume	71.7 ft³	2.03 m³
Double Cab Standard Box 4-Wheel Drive Custom Trail Boss Cargo Volume	71.7 ft³	2.03 m³
Double Cab Standard Box 4-Wheel Drive LT 1LT Cargo Volume	71.7 ft³	2.03 m³
Double Cab Standard Box 4-Wheel Drive LT 2FL Cargo Volume	71.7 ft³	2.03 m³
Double Cab Standard Box 4-Wheel Drive RST Cargo Volume	71.7 ft³	2.03 m³
Crew Cab Short Box 4-Wheel Drive WT Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 4-Wheel Drive Custom Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 4-Wheel Drive Custom Trail Boss Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 4-Wheel Drive LT 1LT Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 4-Wheel Drive LT 2FL Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 4-Wheel Drive RST Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 4-Wheel Drive LT Trail Boss Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 4-Wheel Drive LTZ Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Short Box 4-Wheel Drive High Country Cargo Volume	62.9 ft³	1.78 m³
Crew Cab Standard Box 4-Wheel Drive WT Cargo Volume	71.7 ft³	2.03 m³
Crew Cab Standard Box 4-Wheel Drive Custom Cargo Volume	71.7 ft³	2.03 m³
Crew Cab Standard Box 4-Wheel Drive Custom Trail Boss Cargo Volume	71.7 ft³	2.03 m³
Crew Cab Standard Box 4-Wheel Drive LT Cargo Volume	71.7 ft³	2.03 m³
Crew Cab Standard Box 4-Wheel Drive RST Cargo Volume	71.7 ft³	2.03 m³
Crew Cab Standard Box 4-Wheel Drive LT Trail Boss Cargo Volume	71.7 ft³	2.03 m³
Crew Cab Standard Box 4-Wheel Drive LTZ Cargo Volume	71.7 ft³	2.03 m³
Crew Cab Standard Box 4-Wheel Drive High Country Cargo Volume	71.7 ft³	2.03 m³