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2026 GMC SIERRA HD
VS.
2026 RAM HD
SEE HOW 2026 GMC SIERRA HD STACKS UP
Compare 2026 Sierra HD to 2026 Ram HD, and see why Sierra HD is the right choice.
2026 GMC
SIERRA HD
SIERRA HD
2026 RAM
HD
HD
MAXIMUM AVAILABLE HORSEPOWER
470*
430
STANDARD ENGINE TORQUE (LB.-FT.)
464
429
AVAILABLE 4WD TRANSFER CASE
AUTOTRAC® 2HI, 4HI, 4LO AND AUTO 4WD
DRIVER-SELECTABLE 2HI, 4HI, 4LO
STANDARD BED CARGO VOLUME (CU. FT.)
69.5*
BEST-IN-CLASS*
57.5
LONG BED CARGO VOLUME (CU. FT.)
83.5*
BEST-IN-CLASS*
74.7
AVAILABLE SIX-FUNCTION TAILGATE
YES
NOT AVAILABLE
AVAILABLE TRANSPARENT TRAILER CAMERA VIEW
YES
NOT AVAILABLE
STANDARD CREW CAB FRONT HEADROOM (INCHES)
43.0
BEST-IN-CLASS*
40.9
FRONT LEGROOM (INCHES)
44.5
40.9
AVAILABLE POWER FRONT SEATS WITH MASSAGE FEATURE
16-WAY
BEST-IN-CLASS*
10-WAY
MASSAGE NOT AVAILABLE
WHAT MAKES SIERRA HD STAND OUT
Check out some of the features unique to Sierra HD.
MULTIPRO® TAILGATE
The powerfully innovative available MultiPro Tailgate combines six convenient functions to help make light work of almost any job.
TRANSPARENT TRAILER VIEW
Tow a trailer with confidence, using the available industry-first Transparent Trailer View,
16-WAY POWER FRONT SEATS WITH MASSAGING FEATURE
Experience serious comfort in the Sierra Heavy Duty truck’s available best-in-class
