GMC Sierra 3500HD vs Ford F-450 Super Duty Compare price, expert/user reviews, mpg, engines, safety, cargo capacity and other specs at a glance.

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2021 GMC Sierra 3500HD AT4 Crew Cab 4WD
Photo of 2020 model year shown

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2021 GMC Sierra 3500HD
AT4 Crew Cab 4WD
MSRP
$60,300
Invoice
$56,441
Average Price Paid
$58,022
17 listings nationwide

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2022 Ford F-450 Super Duty
King Ranch Crew Cab LB DRW 4WD
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2021 GMC Sierra 3500HD
AT4 Crew Cab 4WD
No Data Available
2022 Ford F-450 Super Duty
King Ranch Crew Cab LB DRW 4WD
No Data Available

Specs

2021 GMC Sierra 3500HD
AT4 Crew Cab 4WD
2022 Ford F-450 Super Duty
King Ranch Crew Cab LB DRW 4WD
Powertrain 10-Speed Automatic
Drivetrain
4X4
4X4
4X4
Fuel Economy, City -- --
Fuel Economy, Highway -- --
Fuel Tank Volume 36 gal 48 gal
Engine
Fuel Type
Biodiesel
Gasoline
Biodiesel
Power
--
401 hp @ 5,200 RPM
--
Torque
--
464 lb-ft @ 4,000 RPM
--
Cylinders
8 cylinders
8 cylinders
8 cylinders
Compression Ratio
16:1
10.8:1
15.8:1
Displacement
6,600 cc
6,600 cc
6,700 cc
Bore x Stroke
4.06 in x 3.9 in
4.06 in x 3.86 in
3.9 in x 4.25 in
Safety
ABS Brakes Standard Standard
Driver Airbag Standard Standard
Passenger Airbag Standard Standard
Front Side Airbags Standard Standard
Curtain Airbags Standard Standard
Comfort and Convenience
Leather Seats -- Standard
Air Conditioning Standard Standard
Radio Standard Standard
Power Windows Standard Standard
Power Door Locks Standard Standard
Driver Power Seats Standard Standard
Passenger Power Seats Standard Standard
Interior
Maximum Seating 5 seats 5 seats
Front Legroom 44.5 in 43.9 in
Back Legroom 43.4 in 43.6 in
Payload and Towing
Cargo Volume -- --
Maximum Payload 4,365 lbs 5,320 lbs
Standard Towing Capacity 14,500 lbs 24,200 lbs
Maximum Towing Capacity 21,300 lbs 32,600 lbs
Exterior
Length 250.1 in 266.2 in
Width 81.9 in 105.9 in
Height 80.9 in 82.1 in
Wheelbase 158.9 in 176 in
Bed Length 82.2 in 98.1 in

Available Options

2021 GMC Sierra 3500HD
AT4 Crew Cab 4WD

Exterior Colors

  • Brownstone Metallic
  • Cayenne Red Tintcoat
  • Ebony Twilight Metallic
  • Onyx Black
  • Pacific Blue Metallic
  • Summit White

Option Packages

  • Engine, Duramax 6.6L Turbo-Diesel V8, B20-Diesel Compatible
  • AT4 Preferred Package
  • AT4 Premium Plus Package
  • Assist Steps, Power-Retractable, Black
  • Driver Alert Package I
  • Driver Alert Package II
  • Gooseneck / 5TH Wheel Package
  • LPO, 20" (50.8 CM) High Gloss Black Aluminum Wheels With Machined Accents
  • LPO, 20" (50.8 CM) High Gloss Black Painted Wheels
  • LPO, AT4 High Clearance Step
  • LPO, Auxiliary Trailer Camera, Wired
  • LPO, Bedside Storage Boxes
  • LPO, Body Color Wheel Arch Moldings
  • LPO, Cargo Convenience Package
  • LPO, Sport Step, Black
  • LPO, Tri-Fold Soft Tonneau Cover
  • MULTIPRO Audio System By Kicker
  • Sunroof, Power
  • Technology Package
  • Wheels, 20" (50.8 CM) Machined Aluminum
2022 Ford F-450 Super Duty
King Ranch Crew Cab LB DRW 4WD

Exterior Colors

  • Agate Black Metallic
  • Antimatter Blue Metallic
  • Atlas Blue Metallic
  • Oxford White
  • Rapid Red Metallic Tinted Clearcoat
  • Star White Metallic Tri-Coat
  • Stone Gray Metallic

Option Packages

  • 6" Angular Chrome Extended Running Boards
  • Power-Deployable Running Boards
  • 32.5K 5TH Wheel Hitch Kit (Pre-Installed)
  • Adaptive Cruise Control & Collision Warning
  • Aluminum CROSSBED Toolbox (Pre-Installed)
  • Bright Aluminum CROSSBED Toolbox (Pre-Installed)
  • Chrome Package
  • Gooseneck Dual Hitch Kit (Pre-Installed)
  • Hard Folding Tonneau Pickup Box Cover (Pre-Installed)
  • Individual Trailer TPMS (Pre-Installed)
  • Individual Trailer TPMS W/Camera (Pre-Installed)
  • King Ranch Ultimate Package
  • Matte Black Aluminum CROSSBED Toolbox (Pre-Installed)
  • Prem Aluminum CROSSBED Toolbox (Pre-Installed)
  • Quad Beam Led Headlamps & Led Taillamps
  • Retractable Tonneau Pickup Box Cover (Pre-Installed)
  • Soft Folding Tonneau Pickup Box Cover (Pre-Installed)
  • Stowable Loading Ramps (Pre-Installed)
  • Tough Bed Spray-In Bedliner
  • Twin Panel Power Moonroof
  • Adaptive Steering

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