GMC Sierra 2500 HD vs Jeep Gladiator
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2026 Jeep Gladiator
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 | — | $21,101 (best) |
| Median listing price | — | $45,595 (best) |
| Highest listing price | — | $74,749 (best) |
| For sale now | 0 | 420 (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 (best) | 1 |
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 | — |
Live inventory
Jeep Gladiator420 for sale
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GMC Sierra 2500 HD vs Jeep Gladiator FAQ
- Which is better: 2026 GMC Sierra 2500 HD or 2026 Jeep Gladiator?
- It depends on priorities. OpenDealer compares 2026 GMC Sierra 2500 HD vs 2026 Jeep Gladiator on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
- Which costs less: 2026 GMC Sierra 2500 HD or 2026 Jeep Gladiator?
- Based on starting MSRP, the 2026 Jeep Gladiator starts lower at $39,820. Live Jeep Gladiator listings start at $21,101.
- Which has better startingMsrp: 2026 GMC Sierra 2500 HD or 2026 Jeep Gladiator?
- The 2026 Jeep Gladiator leads on startingMsrp in this comparison (39,820).
- Which has better combinedMpg: 2026 GMC Sierra 2500 HD or 2026 Jeep Gladiator?
- The 2026 Jeep Gladiator leads on combinedMpg in this comparison (19).
- Which has better horsepower: 2026 GMC Sierra 2500 HD or 2026 Jeep Gladiator?
- The 2026 GMC Sierra 2500 HD leads on horsepower in this comparison (470).
- Which has better seats: 2026 GMC Sierra 2500 HD or 2026 Jeep Gladiator?
- The 2026 GMC Sierra 2500 HD leads on seats in this comparison (6).
- Which has better maxTowingLbs: 2026 GMC Sierra 2500 HD or 2026 Jeep Gladiator?
- The 2026 GMC Sierra 2500 HD leads on maxTowingLbs in this comparison (20,000).
- How do the NHTSA safety ratings compare for 2026 GMC Sierra 2500 HD vs 2026 Jeep Gladiator?
- NHTSA overall crash-test ratings in this comparison: Jeep Gladiator (Not Rated/5 NHTSA overall).