GMC Sierra 2500 HD vs Jeep Gladiator

Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.

Vehicles

2026 GMC Sierra 2500 HD

Trim

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2026 Jeep Gladiator

Trim

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Overview

Spec	GMC Sierra 2500 HDPro	Jeep GladiatorSport
Selected trim	Pro	Sport
Body style	Truck (Regular Cab)	Truck (Crew Cab)
Drivetrain	rear wheel drive	four wheel drive
Fuel type	regular unleaded	regular unleaded
Transmission	10-speed shiftable automatic	8-speed shiftable automatic
Engine type	gas	gas
Model year	2026	2026

Pricing & market

Spec	GMC Sierra 2500 HDPro	Jeep GladiatorSport
MSRP	$46,700	$39,820 (best)
Lowest listing price	—	$31,737 (best)
Median listing price	—	$48,672 (best)
Highest listing price	—	$54,206 (best)
For sale now	0	14 (best)

Fuel economy & range

Spec	GMC Sierra 2500 HDPro	Jeep GladiatorSport
Combined MPG	—	19 MPG (best)
City MPG	—	17 MPG (best)
Highway MPG	—	22 MPG (best)
Fuel tank	36 gal (best)	22 gal

Performance

Spec	GMC Sierra 2500 HDPro	Jeep GladiatorSport
Horsepower	401 hp (best)	285 hp
Torque	464 lb-ft (best)	260 lb-ft
Engine size	6.6 L (best)	3.6 L
Cylinders	V8	V6

Size & capability

Spec	GMC Sierra 2500 HDPro	Jeep GladiatorSport
Seating	3 seats	5 seats (best)
Doors	2	4 (best)
Towing capacity	14,500 lbs (best)	4,500 lbs
Payload	3,689 lbs (best)	1,025 lbs
Curb weight	6,267 lbs	4,695 lbs (best)
Ground clearance	10.2 in (best)	10 in
Wheelbase	142 in (best)	137.3 in
Length	236.3 in (best)	218 in
Width	81.8 in (best)	73.8 in
Height	79.9 in (best)	75 in

Safety & recalls

Spec	GMC Sierra 2500 HDPro	Jeep GladiatorSport
NHTSA overall	—	Not Rated
Frontal crash (driver)	—	4 / 5 ★ (best)
Frontal crash (passenger)	—	4 / 5 ★ (best)
Side crash (driver)	—	Not Rated
Side crash (passenger)	—	Not Rated
Side pole	—	Not Rated
Rollover	—	3 / 5 ★ (best)
Open recalls (YMM scope)	None reported	None reported

Highlighted values indicate the better figure for that spec when a clear winner exists. Specs reflect the selected trim for each vehicle. Drag a vehicle header to reorder columns. MSRP and specifications are manufacturer data; listing prices and inventory come from live dealer listings. Safety ratings are from NHTSA.

Trim overview

All available trims with MSRP. The trim selected above is highlighted; comparison specs use that selection.

Trim	GMC Sierra 2500 HD	Jeep Gladiator
1	Pro $46,700 MSRP(Currently comparing)	Sport $39,820 MSRP(Currently comparing)
2	Pro $48,600 MSRP	Sport S $43,015 MSRP
3	Pro $48,800 MSRP	Willys $45,750 MSRP
4	Pro $50,400 MSRP	Texas Trail $45,820 MSRP
5	Pro $50,600 MSRP	85th Anniversary Edition $46,810 MSRP
6	Pro $49,500 MSRP	Sahara $48,115 MSRP
7	Pro $51,400 MSRP	Willys 41 $48,360 MSRP
8	Pro $51,600 MSRP	Rewind $49,245 MSRP
9	Pro $53,200 MSRP	Rubicon $52,520 MSRP
10	Pro $53,400 MSRP	Mojave $53,215 MSRP
11	SLE $53,500 MSRP	Shadow Ops $57,515 MSRP
12	SLE $55,600 MSRP	Rubicon X $60,515 MSRP
13	SLE $55,800 MSRP	Mojave X $61,210 MSRP
14	SLE $57,400 MSRP	—
15	SLE $57,600 MSRP	—
16	SLT $64,700 MSRP	—
17	SLT $65,000 MSRP	—
18	AT4 $71,600 MSRP	—
19	AT4 $71,800 MSRP	—
20	Denali $75,000 MSRP	—
21	Denali $75,200 MSRP	—
22	AT4X $83,700 MSRP	—
23	Denali Ultimate $93,800 MSRP	—
24	Denali Ultimate $94,100 MSRP	—