GMC Sierra 1500 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 1500Pro | 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 | 8-speed shiftable automatic | 10-speed shiftable automatic |
| Engine type | gas | gas |
| Model year | 2026 | 2026 |
Pricing & market
| Spec | GMC Sierra 1500Pro | GMC Sierra 3500 HDPro |
|---|---|---|
| MSRP | $38,300 (best) | $47,900 |
| For sale now | 0 | 0 |
Fuel economy & range
| Spec | GMC Sierra 1500Pro | GMC Sierra 3500 HDPro |
|---|---|---|
| Combined MPG | 19 MPG (best) | — |
| City MPG | 18 MPG (best) | — |
| Highway MPG | 21 MPG (best) | — |
| Fuel tank | 24 gal | 36 gal (best) |
Performance
| Spec | GMC Sierra 1500Pro | GMC Sierra 3500 HDPro |
|---|---|---|
| Horsepower | 310 hp | 401 hp (best) |
| Torque | 430 lb-ft | 464 lb-ft (best) |
| Engine size | 2.7 L | 6.6 L (best) |
| Cylinders | I4 | V8 |
Size & capability
| Spec | GMC Sierra 1500Pro | GMC Sierra 3500 HDPro |
|---|---|---|
| Seating | 3 seats | 3 seats |
| Doors | 2 | 2 |
| Towing capacity | 9,000 lbs | 14,500 lbs (best) |
| Payload | 2,230 lbs | 4,583 lbs (best) |
| Curb weight | 4,440 lbs (best) | 6,329 lbs |
| Ground clearance | 7.9 in | 11.2 in (best) |
| Wheelbase | 126 in | 142 in (best) |
| Length | 211 in | 236.3 in (best) |
| Width | 81.2 in | 81.9 in (best) |
| Height | 75.7 in | 80.9 in (best) |
Safety & recalls
| Spec | GMC Sierra 1500Pro | GMC Sierra 3500 HDPro |
|---|---|---|
| Frontal crash (driver) | 5 / 5 ★ (best) | — |
| Frontal crash (passenger) | 4 / 5 ★ (best) | — |
| Rollover | 4 / 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 1500 | GMC Sierra 3500 HD |
|---|---|---|
| 1 | Pro $38,300 MSRP(Currently comparing) | Pro $47,900 MSRP(Currently comparing) |
| 2 | Pro $38,500 MSRP | Pro $49,300 MSRP |
| 3 | Pro $41,600 MSRP | Pro $50,000 MSRP |
| 4 | Pro $44,000 MSRP | Pro $51,400 MSRP |
| 5 | Pro $42,900 MSRP | Pro $51,600 MSRP |
| 6 | Pro $43,100 MSRP | Pro $51,800 MSRP |
| 7 | Pro $44,900 MSRP | Pro $53,200 MSRP |
| 8 | Pro $47,300 MSRP | Pro $50,700 MSRP |
| 9 | Pro $47,600 MSRP | Pro $52,100 MSRP |
| 10 | SLE $48,700 MSRP | Pro $52,800 MSRP |
| 11 | SLE $51,100 MSRP | Pro $54,200 MSRP |
| 12 | SLE $52,000 MSRP | Pro $54,400 MSRP |
| 13 | SLE $54,400 MSRP | Pro $54,600 MSRP |
| 14 | SLE $54,700 MSRP | Pro $56,000 MSRP |
| 15 | Elevation $50,500 MSRP | SLE $54,700 MSRP |
| 16 | Elevation $53,100 MSRP | SLE $56,200 MSRP |
| 17 | Elevation $52,300 MSRP | SLE $57,000 MSRP |
| 18 | Elevation $53,800 MSRP | SLE $58,400 MSRP |
| 19 | Elevation $54,900 MSRP | SLE $58,600 MSRP |
| 20 | Elevation $56,400 MSRP | SLE $58,800 MSRP |
| 21 | Elevation $56,700 MSRP | SLE $60,100 MSRP |
| 22 | SLT $54,900 MSRP | SLT $65,900 MSRP |
| 23 | SLT $58,000 MSRP | SLT $66,100 MSRP |
| 24 | SLT $58,700 MSRP | SLT $67,500 MSRP |
| 25 | Denali $65,900 MSRP | AT4 $72,800 MSRP |
| 26 | Denali $69,200 MSRP | AT4 $73,000 MSRP |
| 27 | Denali $69,700 MSRP | Denali $76,100 MSRP |
| 28 | AT4 $66,800 MSRP | Denali $76,300 MSRP |
| 29 | AT4 $67,300 MSRP | Denali $79,100 MSRP |
| 30 | AT4X $79,400 MSRP | Denali Ultimate $97,200 MSRP |
| 31 | Denali Ultimate $84,200 MSRP | Denali Ultimate $97,400 MSRP |
| 32 | — | Denali Ultimate $101,300 MSRP |