GMC Sierra 1500 vs Chevrolet Silverado 1500HD Compare price, expert/user reviews, mpg, engines, safety, cargo capacity and other specs at a glance.

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New Car Pricing New listing price comparison and analysis.

2021 GMC Sierra 1500
AT4 Crew Cab 4WD
MSRP
$54,700
Invoice
$51,473
Average Price Paid
$54,700
407 listings nationwide

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2006 Chevrolet Silverado 1500HD
1LT Crew Cab 4WD
No Data Available
Incentives Find if there are incentives in your area. Enter your zip code
2021 GMC Sierra 1500
AT4 Crew Cab 4WD
No Data Available
2006 Chevrolet Silverado 1500HD
1LT Crew Cab 4WD
No Data Available

Used Car Pricing Used listing price comparison and analysis.

2021 GMC Sierra 1500
AT4 Crew Cab 4WD
CarGurus Instant Market Value
$63,454
790 listings nationwide
48 GREAT deals
186 GOOD deals

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2006 Chevrolet Silverado 1500HD
1LT Crew Cab 4WD
CarGurus Instant Market Value
$17,465
4 listings nationwide

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Expert Reviews Reviews from CarGurus experts.

2021 GMC Sierra 1500
AT4 Crew Cab 4WD
Stephen Edelstein Test Drive Review:

GMC is the “professional grade” brand at General Motors, but that’s just marketing mumbo jumbo. The 2021 GMC Sierra 1500 is the same thing as a Chevrolet Silverado 1500, but with diffe...

2006 Chevrolet Silverado 1500HD
1LT Crew Cab 4WD

Not much changed for the Chevy Silverado 1500HD pickup truck in its final year of production. With 4 doors and room for 6, the Silverado 1500HD has enough room for the whole crew. A ...

No Data Available
  • Look and Feel 6
  • Performance 9
  • Form & Function 6
  • Technology 7
  • Safety 4
  • Cost-Effectiveness 2
No Data Available

User Reviews Reviews from CarGurus users who have driven or owned the car.

2021 GMC Sierra 1500
AT4 Crew Cab 4WD
10
shawn writes:
Bought one
Power Ranked 2021 Chevrolet Silverado 3500HD High Country Crew Cab 4WD better.
"Like"
Cargo Capacity Ranked 2021 Chevrolet Silverado 3500HD High Country Crew Cab 4WD worse.
"Own"
steve writes:
Fantastic truck with the right options
2006 Chevrolet Silverado 1500HD
1LT Crew Cab 4WD
10
GuruSZ2SD writes:
I purchased this truck to tow an 8000# trailer to auto racetracks. I love the power and the overall comfort. ...
Handling Ranked 2006 Ford F-250 Super Duty Lariat SuperCab RWD better.
"The Ford just seemed to hold the road better. I live in mountainous terrain with lots of turns and curves and the Ford seemed more stable."
Back Seats Ranked 2006 Ford F-250 Super Duty Lariat SuperCab RWD worse.
"Comfort, seating position, general feel."
30
GuruWG85J writes:
Best thing on the Road
10
Guru98TQ2 writes:
Just an overall terrific truck. Looks, style, power all rolled into one vehicle.
Power Ranked 2006 Honda Ridgeline RTL worse.
"Thats easy. Bigger engine = more horsepower."
Value Ranked 2006 Honda Ridgeline RTL better.
"This vehicle is not for most truck owners. But if you want a small truck thats ridged and can handle small loads with all the comfort of a midsized car and can also pull small boats, this is your truck. "

Specs

2021 GMC Sierra 1500
AT4 Crew Cab 4WD
2006 Chevrolet Silverado 1500HD
1LT Crew Cab 4WD
Powertrain 4-Speed Automatic
Drivetrain
4X4
4X4
4X4
4WD
Fuel Economy, City
22 MPG
14 MPG
15 MPG
13 MPG
Fuel Economy, Highway
26 MPG
19 MPG
21 MPG
16 MPG
Fuel Tank Volume 24 gal 26 gal
Engine
Fuel Type
Diesel
Gasoline
Gasoline
Gasoline
Power
277 hp @ 3,750 RPM
--
355 hp @ 5,600 RPM
300 hp @ 4,400 RPM
Torque
460 lb-ft @ 1,500 RPM
--
383 lb-ft @ 4,100 RPM
360 lb-ft @ 4,000 RPM
Cylinders
6 cylinders
8 cylinders
8 cylinders
8 cylinders
Compression Ratio
15:1
11.5:1
11:1
9.4:1
Displacement
3,000 cc
6,200 cc
5,300 cc
6,000 cc
Bore x Stroke
3.3 in x 3.54 in
4.06 in x 3.62 in
3.78 in x 3.62 in
4 in x 3.62 in
Safety
ABS Brakes Standard Standard
Driver Airbag Standard Standard
Passenger Airbag Standard Standard
Front Side Airbags Standard --
Curtain Airbags Standard --
NHTSA Crash Test Results
Front Driver -- 4 stars
Front Passenger -- 3 stars
Rollover (pre-2011) -- 4 stars
Overall 4 stars --
Front Crash Overall 4 stars --
Front Crash Driver 4 stars --
Front Crash Passenger 4 stars --
Side Crash Overall 5 stars --
Side Barrier Driver 5 stars --
Side Barrier Passenger 5 stars --
Side Pole Driver 5 stars --
Rollover 5 stars --
Comfort and Convenience
Leather Seats -- Optional
Air Conditioning Standard Standard
CD Player -- Standard
Radio Standard Standard
Power Windows Standard Standard
Power Door Locks Standard Standard
Driver Power Seats Standard Optional
Passenger Power Seats Standard Standard
Interior
Maximum Seating 5 seats 6 seats
Front Legroom 44.5 in 41.3 in
Back Legroom 43.4 in 38.8 in
Payload and Towing
Cargo Volume -- --
Maximum Payload 2,080 lbs 2,838 lbs
Standard Towing Capacity 9,200 lbs 9,900 lbs
Maximum Towing Capacity 9,200 lbs --
Exterior
Length 231.7 in 239.7 in
Width 81.2 in 79.7 in
Height 78.4 in 77 in
Wheelbase 147.5 in 153 in
Bed Length 69.9 in 78.7 in

Available Options

2021 GMC Sierra 1500
AT4 Crew Cab 4WD

Exterior Colors

  • Cardinal Red
  • Cayenne Red Tintcoat
  • Dark Sky Metallic
  • Ebony Twilight Metallic
  • Onyx Black
  • Satin Steel Metallic
  • Summit White

Option Packages

  • Engine, 6.2L Ecotec3 V8
  • Engine, Duramax 3.0L Turbo-Diesel I6
  • AT4 CARBONPRO Edition
  • AT4 Preferred Package
  • AT4 Premium Package
  • AT4 Value Package
  • Driver Alert Package I
  • Driver Alert Package II
  • LPO, AT4 High Clearance Step
  • LPO, Auxiliary Trailer Camera, Wired, One Camera And Hardware
  • LPO, Bedside Storage, Right Hand And Left Hand Side
  • LPO, Body Color Wheel Arch Moldings
  • LPO, Cargo Convenience Package
  • LPO, Cat-Back Performance Exhaust
  • LPO, Front Brake Kit-Performance
  • LPO, Performance Air Intake System
  • LPO, Performance Upgrade Package
  • LPO, Sport Step, Black
  • LPO, Tri-Fold Hard Tonneau Cover
  • LPO, Tri-Fold Soft Tonneau Cover
  • MULTIPRO Audio System By Kicker
  • Off-Road Performance Package
  • Sunroof, Power
  • Technology Package
  • Wheels, 20" X 9" (50.8 CM X 22.9 CM) 6-Spoke Carbon Grey Painted Aluminum
  • Wheels, 20" X 9" (50.8 CM X 22.9 CM) Machined Aluminum With Carbon Grey Metallic Accents
2006 Chevrolet Silverado 1500HD
1LT Crew Cab 4WD

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