GMC Sierra 2500 HD vs GMC Sierra 3500 HD
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2026 GMC Sierra 3500 HD
Overview
| Spec | GMC Sierra 2500 HDPro | GMC Sierra 3500 HDPro |
|---|---|---|
| Selected trim | Pro | Pro |
| Body style | Truck (Regular Cab) | Truck (Regular Cab) |
| Drivetrain | rear wheel drive | rear wheel drive |
| Fuel type | regular unleaded | regular unleaded |
| Transmission | 10-speed shiftable automatic | 10-speed shiftable automatic |
| Engine type | gas | gas |
| Model year | 2026 | 2026 |
Pricing & market
| Spec | GMC Sierra 2500 HDPro | GMC Sierra 3500 HDPro |
|---|---|---|
| MSRP | $46,700 (best) | $47,900 |
| For sale now | 0 | 0 |
Fuel economy & range
| Spec | GMC Sierra 2500 HDPro | GMC Sierra 3500 HDPro |
|---|---|---|
| Fuel tank | 36 gal | 36 gal |
Performance
| Spec | GMC Sierra 2500 HDPro | GMC Sierra 3500 HDPro |
|---|---|---|
| Horsepower | 401 hp | 401 hp |
| Torque | 464 lb-ft | 464 lb-ft |
| Engine size | 6.6 L | 6.6 L |
| Cylinders | V8 | V8 |
Size & capability
| Spec | GMC Sierra 2500 HDPro | GMC Sierra 3500 HDPro |
|---|---|---|
| Seating | 3 seats | 3 seats |
| Doors | 2 | 2 |
| Towing capacity | 14,500 lbs | 14,500 lbs |
| Payload | 3,689 lbs | 4,583 lbs (best) |
| Curb weight | 6,267 lbs (best) | 6,329 lbs |
| Ground clearance | 10.2 in | 11.2 in (best) |
| Wheelbase | 142 in | 142 in |
| Length | 236.3 in | 236.3 in |
| Width | 81.8 in | 81.9 in (best) |
| Height | 79.9 in | 80.9 in (best) |
Safety & recalls
| Spec | GMC Sierra 2500 HDPro | GMC Sierra 3500 HDPro |
|---|---|---|
| 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 | GMC Sierra 3500 HD |
|---|---|---|
| 1 | Pro $46,700 MSRP(Currently comparing) | Pro $47,900 MSRP(Currently comparing) |
| 2 | Pro $48,600 MSRP | Pro $49,300 MSRP |
| 3 | Pro $48,800 MSRP | Pro $50,000 MSRP |
| 4 | Pro $50,400 MSRP | Pro $51,400 MSRP |
| 5 | Pro $50,600 MSRP | Pro $51,600 MSRP |
| 6 | Pro $49,500 MSRP | Pro $51,800 MSRP |
| 7 | Pro $51,400 MSRP | Pro $53,200 MSRP |
| 8 | Pro $51,600 MSRP | Pro $50,700 MSRP |
| 9 | Pro $53,200 MSRP | Pro $52,100 MSRP |
| 10 | Pro $53,400 MSRP | Pro $52,800 MSRP |
| 11 | SLE $53,500 MSRP | Pro $54,200 MSRP |
| 12 | SLE $55,600 MSRP | Pro $54,400 MSRP |
| 13 | SLE $55,800 MSRP | Pro $54,600 MSRP |
| 14 | SLE $57,400 MSRP | Pro $56,000 MSRP |
| 15 | SLE $57,600 MSRP | SLE $54,700 MSRP |
| 16 | SLT $64,700 MSRP | SLE $56,200 MSRP |
| 17 | SLT $65,000 MSRP | SLE $57,000 MSRP |
| 18 | AT4 $71,600 MSRP | SLE $58,400 MSRP |
| 19 | AT4 $71,800 MSRP | SLE $58,600 MSRP |
| 20 | Denali $75,000 MSRP | SLE $58,800 MSRP |
| 21 | Denali $75,200 MSRP | SLE $60,100 MSRP |
| 22 | AT4X $83,700 MSRP | SLT $65,900 MSRP |
| 23 | Denali Ultimate $93,800 MSRP | SLT $66,100 MSRP |
| 24 | Denali Ultimate $94,100 MSRP | SLT $67,500 MSRP |
| 25 | — | AT4 $72,800 MSRP |
| 26 | — | AT4 $73,000 MSRP |
| 27 | — | Denali $76,100 MSRP |
| 28 | — | Denali $76,300 MSRP |
| 29 | — | Denali $79,100 MSRP |
| 30 | — | Denali Ultimate $97,200 MSRP |
| 31 | — | Denali Ultimate $97,400 MSRP |
| 32 | — | Denali Ultimate $101,300 MSRP |