Compare 2021 GMC Sierra 2500HD vs 2021 Ram 2500

2021 GMC Sierra 2500HD
2021 Ram 2500
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2WD Crew Cab 159"
Style MPG City MPG Hwy Invoice MSRP
Sierra 2500HD 2WD Crew Cab 159" N/A N/A $38,407 $40,600
Sierra 2500HD 2WD Crew Cab 159" SLE N/A N/A $42,494 $45,400
Sierra 2500HD 2WD Crew Cab 159" SLT N/A N/A $49,982 $53,400
Sierra 2500HD 2WD Crew Cab 172" N/A N/A $38,596 $40,800
Sierra 2500HD 2WD Crew Cab 172" SLE N/A N/A $42,681 $45,600
Sierra 2500HD 2WD Crew Cab 172" SLT N/A N/A $50,169 $53,600
Sierra 2500HD 2WD Double Cab 149" N/A N/A $36,704 $38,800
Sierra 2500HD 2WD Double Cab 149" SLE N/A N/A $40,809 $43,600
Sierra 2500HD 2WD Double Cab 149" SLT N/A N/A $48,297 $51,600
Sierra 2500HD 2WD Double Cab 162" N/A N/A $36,894 $39,000
Sierra 2500HD 2WD Double Cab 162" SLE N/A N/A $40,996 $43,800
Sierra 2500HD 2WD Double Cab 162" SLT N/A N/A $48,484 $51,800
Sierra 2500HD 2WD Reg Cab 142" N/A N/A $34,245 $36,200
Sierra 2500HD 2WD Reg Cab 142" SLE N/A N/A $38,937 $41,600
Sierra 2500HD 4WD Crew Cab 159" N/A N/A $41,056 $43,400
Sierra 2500HD 4WD Crew Cab 159" AT4 N/A N/A $55,317 $59,100
Sierra 2500HD 4WD Crew Cab 159" Denali N/A N/A $61,308 $65,500
Sierra 2500HD 4WD Crew Cab 159" SLE N/A N/A $45,115 $48,200
Sierra 2500HD 4WD Crew Cab 159" SLT N/A N/A $52,603 $56,200
Sierra 2500HD 4WD Crew Cab 172" N/A N/A $41,245 $43,600
Sierra 2500HD 4WD Crew Cab 172" AT4 N/A N/A $55,504 $59,300
Sierra 2500HD 4WD Crew Cab 172" Denali N/A N/A $61,495 $65,700
Sierra 2500HD 4WD Crew Cab 172" SLE N/A N/A $45,302 $48,400
Sierra 2500HD 4WD Crew Cab 172" SLT N/A N/A $52,790 $56,400
Sierra 2500HD 4WD Double Cab 149" N/A N/A $39,353 $41,600
Sierra 2500HD 4WD Double Cab 149" SLE N/A N/A $43,430 $46,400
Sierra 2500HD 4WD Double Cab 149" SLT N/A N/A $50,918 $54,400
Sierra 2500HD 4WD Double Cab 162" N/A N/A $39,542 $41,800
Sierra 2500HD 4WD Double Cab 162" SLE N/A N/A $43,617 $46,600
Sierra 2500HD 4WD Double Cab 162" SLT N/A N/A $51,105 $54,600
Sierra 2500HD 4WD Reg Cab 142" N/A N/A $36,894 $39,000
Sierra 2500HD 4WD Reg Cab 142" SLE N/A N/A $41,558 $44,400
Select style
Big Horn 4x2 Crew Cab 6'4" Box
Style MPG City MPG Hwy Invoice MSRP
2500 Big Horn 4x2 Crew Cab 6'4" Box N/A N/A $40,860 $43,475
2500 Big Horn 4x2 Crew Cab 8' Box N/A N/A $41,041 $43,675
2500 Big Horn 4x2 Reg Cab 8' Box N/A N/A $36,593 $39,020
2500 Big Horn 4x4 Crew Cab 6'4" Box N/A N/A $43,485 $46,375
2500 Big Horn 4x4 Crew Cab 8' Box N/A N/A $43,666 $46,575
2500 Big Horn 4x4 Mega Cab 6'4" Box N/A N/A $44,987 $47,875
2500 Big Horn 4x4 Reg Cab 8' Box N/A N/A $39,218 $41,920
2500 Laramie 4x2 Crew Cab 6'4" Box N/A N/A $47,386 $50,685
2500 Laramie 4x2 Crew Cab 8' Box N/A N/A $47,567 $50,885
2500 Laramie 4x4 Crew Cab 6'4" Box N/A N/A $50,010 $53,585
2500 Laramie 4x4 Crew Cab 8' Box N/A N/A $50,191 $53,785
2500 Laramie 4x4 Mega Cab 6'4" Box N/A N/A $51,513 $55,085
2500 Limited 4x2 Crew Cab 6'4" Box N/A N/A $58,517 $62,985
2500 Limited 4x2 Crew Cab 8' Box N/A N/A $58,246 $62,685
2500 Limited 4x4 Crew Cab 6'4" Box N/A N/A $61,142 $65,885
2500 Limited 4x4 Crew Cab 8' Box N/A N/A $60,870 $65,585
2500 Limited 4x4 Mega Cab 6'4" Box N/A N/A $62,644 $67,385
2500 Lone Star 4x2 Crew Cab 6'4" Box N/A N/A $40,860 $43,475
2500 Lone Star 4x2 Crew Cab 8' Box N/A N/A $41,041 $43,675
2500 Lone Star 4x2 Reg Cab 8' Box N/A N/A $36,593 $39,020
2500 Lone Star 4x4 Crew Cab 6'4" Box N/A N/A $43,485 $46,375
2500 Lone Star 4x4 Crew Cab 8' Box N/A N/A $43,666 $46,575
2500 Lone Star 4x4 Mega Cab 6'4" Box N/A N/A $44,987 $47,875
2500 Lone Star 4x4 Reg Cab 8' Box N/A N/A $39,218 $41,920
2500 Longhorn 4x2 Crew Cab 6'4" Box N/A N/A $54,168 $58,180
2500 Longhorn 4x2 Crew Cab 8' Box N/A N/A $54,258 $58,280
2500 Longhorn 4x4 Crew Cab 6'4" Box N/A N/A $56,792 $61,080
2500 Longhorn 4x4 Crew Cab 8' Box N/A N/A $56,973 $61,280
2500 Longhorn 4x4 Mega Cab 6'4" Box N/A N/A $58,295 $62,580
2500 Power Wagon 4x4 Crew Cab 6'4" Box N/A N/A $50,915 $54,585
2500 Tradesman 4x2 Crew Cab 6'4" Box N/A N/A $36,651 $38,825
2500 Tradesman 4x2 Crew Cab 8' Box N/A N/A $36,832 $39,025
2500 Tradesman 4x2 Reg Cab 8' Box N/A N/A $33,200 $35,270
2500 Tradesman 4x4 Crew Cab 6'4" Box N/A N/A $39,276 $41,725
2500 Tradesman 4x4 Crew Cab 8' Box N/A N/A $39,457 $41,925
2500 Tradesman 4x4 Reg Cab 8' Box N/A N/A $35,824 $38,170
Pricing
Invoice Price
$38,407
$40,860
Manufacturer Suggested Retail Price
$40,600
$43,475
Monthly Payment Estimate
$677 / month
$725 / month
The Car Connection's Take
TCC Rating
7.0
6.5
TCC’s Bottom Line
The 2021 GMC Sierra Heavy Duty pickup lineup is impressive in its capability and performance. The ginormous 2021 Ram heavy-duty lineup reports for work, home, weekend, and hauling detail all at the same time.
TCC Likes
TCC Dislikes
Fuel Economy
City
Coming Soon Coming Soon
Highway
Coming Soon Coming Soon
Interior Dimensions
Second Shoulder Room (in)
65.3 65.6
Front Leg Room (in)
44.53 40.9
Front Hip Room (in)
61.18 62.9
Second Leg Room (in)
43.4 40.2
Front Head Room (in)
43.03 40.9
Passenger Capacity
6 6
Second Hip Room (in)
60.24 62.7
Front Shoulder Room (in)
66.02 65.9
Second Head Room (in)
40.12 39.8
Exterior Dimensions
Height, Overall (in)
79.82 78.2
Ground to Top of Frame (in)
- TBD - -
Overhang, Rear w/o bumper (in)
- TBD - -
Wheelbase (in)
158.94 149
Ground Clearance, Front (in)
10.12 7.4
Cab to Axle (in)
42.1 -
Width, Max w/o mirrors (in)
81.85 79.5
Ground to Top of Load Floor (in)
- TBD - -
Overhang, Front (in)
- TBD - -
Frame Width, Rear (in)
- TBD - -
Front Bumper to Back of Cab (in)
- TBD - -
Length, Overall (in)
250.08 238.8
Ground Clearance, Rear (in)
10.12 7.4
Cab to End of Frame (in)
- TBD - -
Cargo Area Dimensions
Cargo Volume (ft³)
69.5 57.5
Cargo Box Width @ Top, Rear (in)
- TBD - 66.4
Cargo Box Width @ Wheelhousings (in)
51.85 51
Tailgate Width (in)
- TBD - 60.4
Cargo Box Length @ Floor (in)
82.2 76.3
Ext'd Cab Cargo Volume (ft³)
- TBD - -
Cargo Box Width @ Floor (in)
71.4 66.4
Cargo Box (Area) Height (in)
21 20.2
Brakes
Disc - Rear (Yes or )
Yes Yes
Rear Brake Rotor Diam x Thickness (in)
14.1 x 1.3 14.1
Brake ABS System
4-Wheel 4-Wheel
Rear Drum Diam x Width (in)
NA NA
Disc - Front (Yes or )
Yes Yes
Front Brake Rotor Diam x Thickness (in)
14 x 1.6 14.2
Brake Type
Pwr 4-Wheel Disc
Drum - Rear (Yes or )
NA NA
Brake ABS System (Second Line)
NA 4-Wheel
Fuel Tank
Fuel Tank Capacity, Approx (gal)
36 31
Fuel Tank Location
- TBD - -
Aux Fuel Tank Capacity, Approx (gal)
NA -
Aux Fuel Tank Location
NA -
Steering
Turning Diameter - Wall to Wall (ft)
N/A -
Steering Ratio (:1), On Center
- TBD - -
Turning Diameter - Curb to Curb (ft)
52.7 47.9
Steering Type
Pwr Recirculating Ball Re-Circulating Ball
Steering Ratio (:1), At Lock
- TBD - -
Tires
Revolutions/Mile @ 45 mph - Rear
N/A -
Spare Tire Size
LT245/75R17E Full-Size
Front Tire Order Code
QHQ TCN
Rear Tire Capacity (lbs)
- TBD - 7280
Spare Tire Order Code
ZHQ NA
Revolutions/Mile @ 45 mph - Front
N/A -
Rear Tire Size
LT245/75R17E LT275/70SR18
Revolutions/Mile @ 45 mph - Spare
N/A -
Front Tire Capacity (lbs)
- TBD - 7280
Rear Tire Order Code
QHQ TCN
Spare Tire Capacity (lbs)
- TBD - -
Front Tire Size
LT245/75R17E LT275/70SR18
Trailering
Maximum Trailering Capacity (lbs)
18500 14460
Dead Weight Hitch - Max Tongue Wt. (lbs)
500 500
Wt Distributing Hitch - Max Tongue Wt. (lbs)
1450 1446
Fifth Wheel Hitch - Max Tongue Wt. (lbs)
4235 3570
Dead Weight Hitch - Max Trailer Wt. (lbs)
5000 5000
Wt Distributing Hitch - Max Trailer Wt. (lbs)
14500 14460
Fifth Wheel Hitch - Max Trailer Wt. (lbs)
16940 14280
Weight Information
Gross Axle Wt Rating - Front (lbs)
4400 5500
Curb Weight - Front (lbs)
3582 3594
Gross Vehicle Weight Rating Cap (lbs)
10150 10000
Gross Axle Wt Rating - Rear (lbs)
6390 6390
Gross Combined Wt Rating (lbs)
24000 21500
Curb Weight - Rear (lbs)
2770 2847
Wheels
Front Wheel Material
Steel Styled Steel
Spare Wheel Material
Steel Steel
Front Wheel Size (in)
17 x - TBD - 18 X 8
Spare Wheel Size (in)
17 x - TBD - Full-Size
Rear Wheel Material
Steel Styled Steel
Rear Wheel Size (in)
17 x - TBD - 18 X 8
Cooling System
Total Cooling System Capacity (qts)
- TBD - -
Electrical
Maximum Alternator Watts
N/A -
Cold Cranking Amps @ 0° F (2nd)
NA 730
Maximum Alternator Capacity (amps)
170 180
Cold Cranking Amps @ 0° F (Primary)
720 730
Engine
Engine Type
Gas V8 Premium Unleaded V-8
Fuel System
Direct Injection Sequential MPI
Engine Oil Cooler
- TBD - None
SAE Net Torque @ RPM
464 @ 4000 429 @ 4000
Engine Order Code
L8T ESB
Displacement
6.6L/- TBD - 6.4 L/392
SAE Net Horsepower @ RPM
401 @ 5200 410 @ 5600
Mileage
Fuel Economy Est-Combined (MPG)
NA - TBD -
EPA Fuel Economy Est - Hwy (MPG)
NA - TBD -
EPA Fuel Economy Est - City (MPG)
NA - TBD -
Transmission
Tenth Gear Ratio (:1)
NA -
Transfer Case Gear Ratio (:1), High
NA -
Reverse Ratio (:1)
3.06 3.29
Second Gear Ratio (:1)
2.36 3.14
Trans Order Code
MYD DFX
Transfer Case Power Take Off
NA No
Seventh Gear Ratio (:1)
NA 0.84
Trans Power Take Off
NA -
Fourth Gear Ratio (:1)
1.15 1.67
Trans Description Cont.
Automatic Automatic w/OD
Ninth Gear Ratio (:1)
NA -
Transfer Case Model
NA None
Sixth Gear Ratio (:1)
0.67 1.00
First Gear Ratio (:1)
4.03 4.71
Transfer Case Gear Ratio (:1), Low
NA -
Clutch Size (in)
N/A -
Third Gear Ratio (:1)
1.53 2.11
Trans Type
6 8
Eighth Gear Ratio (:1)
NA 0.67
Trans PTO Access
NA No
Drivetrain
Rear Wheel Drive Rear Wheel Drive
Fifth Gear Ratio (:1)
0.85 1.28
Trans Description Cont. Again
NA NA
Summary
Vehicle Name
GMC Sierra 2500HD Ram 2500
Body Code
E63 T
Body Style
Crew Cab Pickup Crew Cab
Suspension
Axle Ratio (:1) - Rear
3.73 3.73
Axle Type - Front
- TBD - Non-Independent
Suspension Type - Rear (Cont.)
3-Stage Leaf -
Shock Absorber Diameter - Rear (mm)
51 -
Axle Capacity - Front (lbs)
- TBD - 5000
Suspension Type - Rear
Multi-Leaf Springs Multi-Link
Stabilizer Bar Diameter - Rear (in)
NA -
Axle Ratio (:1) - Front
NA 3.73
Spring Capacity - Rear (lbs)
- TBD - -
Suspension Type - Front (Cont.)
w/Torsion Bar -
Shock Absorber Diameter - Front (mm)
51 -
Axle Type - Rear
- TBD - Rigid Axle
Suspension Type - Front
Short/Long Arm Multi-Link
Stabilizer Bar Diameter - Front (in)
1.38 -
Axle Capacity - Rear (lbs)
- TBD - 6200
Spring Capacity - Front (lbs)
- TBD - -
Frame
Frame Type
- TBD - -
Emissions
Tons/yr of CO2 Emissions @ 15K mi/year
NA - TBD -
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