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Vehicle Compare

2026 GMC Sierra HD

3500HD SLT vs. 2500HD AT4

$5,800 more

~$113/mo more over 60 months at 6.5% APR (estimate, not a quote)

10 differences · 85 the same

The pricier trim also scores meaningfully higher on Family Score - the extra cost is buying real improvement, not just equipment.

3500HD SLT

$66,400

32Family Score

Last verified September 8, 2026

2500HD AT4

$72,200

39Family Score

Last verified September 8, 2026

Every tracked spec, 95 in all

Pricing

MSRP$66,400$72,200
Destination Fee$2,795$2,795
Used Price (3yr, est.)$48,671$52,923
Used Price (5yr, est.)$43,691$47,508
Depreciation (5yr, est.)34.2%34.2%

Powertrain

EngineGASGAS
Drivetrain4WD4WD
Horsepower401 hp401 hp
Torque464 lb-ft464 lb-ft
Transmission10-speed automatic (Allison)10-speed automatic (Allison)
MPG——
Electric Range——
Max Range——
Fuel Tank——
Regen Braking Paddles

Interior(sign up to see values)

Seating
2nd Row Type
3rd Row Type
Cargo (max)
Cargo (behind 3rd row)
Cargo (behind 2nd row)
2nd Row Legroom
3rd Row Legroom
2nd Row Folds Flat
2nd Row Removable
3rd Row Folds Flat
3rd Row Removable
Seating Notes

Comfort(sign up to see values)

Heated Seats (Row 1)
Heated Seats (Row 2)
Ventilated Seats (Row 1)
Ventilated Seats (Row 2)
Heated Steering Wheel
Massaging Seats (Row 1)
Massaging Seats (Row 2)
Leather Upholstery
Power Liftgate
Panoramic Sunroof
Captain's Chairs (Row 2)
Head-Up Display
Climate Zones
Rear Climate Controls
2nd Row Air Vents
3rd Row Air Vents
Power Seats (Row 1)
Power Seats (Row 2)
Power Seats (Row 3)
Hands-Free Liftgate
Power Sliding Doors
Hands-Free Sliding Doors
Ambient Lighting
Leg Rest Ottomans (Row 2)
Rear Sunshades
Comfort Notes

Technology(sign up to see values)

Screen Size
Wireless CarPlay
Wireless Android Auto
Digital Gauge Cluster
Wireless Charging
360° Camera
Parking Sensors
Digital Rearview Mirror
OTA Updates
Remote Start
Phone Key
Satellite Radio
Built-In Navigation
Push Button Start
Wi-Fi Hotspot
Wired CarPlay
Wired Android Auto
Remote Start via App
Rain-Sensing Wipers
USB Ports (Front)
USB Ports (Row 2)
USB Ports (Row 3)
110V Household Outlet
Outlet Notes
Speaker Count
Premium Audio Brand
Built-In Dashcam
Rear Seat Camera
Rear Seat Intercom
Built-In Vacuum
Rear Seat Entertainment
Tech Notes

Driver Assistance(sign up to see values)

Adaptive Cruise
Lane Centering
Blind Spot Monitor
Rear Cross-Traffic
Highway Assist
Parking Assist
Auto High Beams
Traffic Sign Recognition
Rear Seat Reminder
Driver Assistance Notes

Exterior(sign up to see values)

Exterior Colors
Interior Colors
Fog Lights
Headlight Type
Roof Rails
Running Boards
Power Folding Mirrors
Spare Tire
Side Impact Airbags
Curtain Airbags
Active Grille Shutters
Exterior Notes

Towing(sign up to see values)

Tow Capacity
Max Payload
Tow Package Available
Trailer Sway Control
Trailer Backup Assist

Score(sign up to see values)

Match Score
Safety Score
Reliability Score
Maintenance Score
Fuel Economy Score
Interior Space Score
Technology Score
Comfort Score
Resale Value Score

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