Chevrolet Avalanche 1500 vs GMC Sierra 1500
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2026 GMC Sierra 1500
Overview
| Spec | Chevrolet Avalanche 15001500 LS | GMC Sierra 1500Pro |
|---|---|---|
| Selected trim | 1500 LS | Pro |
| Body style | Truck (Crew Cab) | Truck (Regular Cab) |
| Drivetrain | rear wheel drive | rear wheel drive |
| Fuel type | flex-fuel (unleaded/E85) | regular unleaded |
| Transmission | 4-speed automatic | 8-speed shiftable automatic |
| Engine type | flex-fuel (FFV) | gas |
| Model year | 2006 | 2026 |
Pricing & market
| Spec | Chevrolet Avalanche 15001500 LS | GMC Sierra 1500Pro |
|---|---|---|
| MSRP | $33,910 (best) | $38,300 |
| Lowest listing price | — | $498 (best) |
| Median listing price | — | $59,590 (best) |
| Highest listing price | — | $101,562 (best) |
| For sale now | 0 | 1,087 (best) |
Fuel economy & range
| Spec | Chevrolet Avalanche 15001500 LS | GMC Sierra 1500Pro |
|---|---|---|
| Combined MPG | 14 MPG | 19 MPG (best) |
| City MPG | 13 MPG | 18 MPG (best) |
| Highway MPG | 17 MPG | 21 MPG (best) |
| Fuel tank | 31 gal (best) | 24 gal |
Performance
| Spec | Chevrolet Avalanche 15001500 LS | GMC Sierra 1500Pro |
|---|---|---|
| Horsepower | 295 hp | 310 hp (best) |
| Torque | 335 lb-ft | 430 lb-ft (best) |
| Engine size | 5.3 L (best) | 2.7 L |
| Cylinders | V8 | I4 |
Size & capability
| Spec | Chevrolet Avalanche 15001500 LS | GMC Sierra 1500Pro |
|---|---|---|
| Seating | 6 seats (best) | 3 seats |
| Doors | 4 (best) | 2 |
| Towing capacity | 8,200 lbs | 9,000 lbs (best) |
| Payload | 1,387 lbs | 2,230 lbs (best) |
| Curb weight | 5,413 lbs | 4,440 lbs (best) |
| Ground clearance | 8.6 in (best) | 7.9 in |
| Wheelbase | 130 in (best) | 126 in |
| Length | 221.6 in (best) | 211 in |
| Width | 79.8 in | 81.2 in (best) |
| Height | 73.6 in | 75.7 in (best) |
Safety & recalls
| Spec | Chevrolet Avalanche 15001500 LS | GMC Sierra 1500Pro |
|---|---|---|
| NHTSA overall | — | 5 / 5 ★ (best) |
| Frontal crash (driver) | — | 5 / 5 ★ (best) |
| Frontal crash (passenger) | — | 5 / 5 ★ (best) |
| Side crash (driver) | — | 5 / 5 ★ (best) |
| Side crash (passenger) | — | Not Rated |
| Side pole | — | 5 / 5 ★ (best) |
| Rollover | — | 4 / 5 ★ (best) |
| Open recalls (YMM scope) | 1 (best) | 2 |
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 | Chevrolet Avalanche 1500 | GMC Sierra 1500 |
|---|---|---|
| 1 | 1500 LS $33,910 MSRP(Currently comparing) | Pro $38,300 MSRP(Currently comparing) |
| 2 | 1500 LS $36,910 MSRP | Pro $38,500 MSRP |
| 3 | — | Pro $41,600 MSRP |
| 4 | — | Pro $44,000 MSRP |
| 5 | — | Pro $42,900 MSRP |
| 6 | — | Pro $43,100 MSRP |
| 7 | — | Pro $44,900 MSRP |
| 8 | — | Pro $47,300 MSRP |
| 9 | — | Pro $47,600 MSRP |
| 10 | — | SLE $48,700 MSRP |
| 11 | — | SLE $51,100 MSRP |
| 12 | — | SLE $52,000 MSRP |
| 13 | — | SLE $54,400 MSRP |
| 14 | — | SLE $54,700 MSRP |
| 15 | — | Elevation $50,500 MSRP |
| 16 | — | Elevation $53,100 MSRP |
| 17 | — | Elevation $52,300 MSRP |
| 18 | — | Elevation $53,800 MSRP |
| 19 | — | Elevation $54,900 MSRP |
| 20 | — | Elevation $56,400 MSRP |
| 21 | — | Elevation $56,700 MSRP |
| 22 | — | SLT $54,900 MSRP |
| 23 | — | SLT $58,000 MSRP |
| 24 | — | SLT $58,700 MSRP |
| 25 | — | Denali $65,900 MSRP |
| 26 | — | Denali $69,200 MSRP |
| 27 | — | Denali $69,700 MSRP |
| 28 | — | AT4 $66,800 MSRP |
| 29 | — | AT4 $67,300 MSRP |
| 30 | — | AT4X $79,400 MSRP |
| 31 | — | Denali Ultimate $84,200 MSRP |
Live inventory
GMC Sierra 15001,087 for sale
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New2026 GMC Sierra 1500
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Onyx Black•Jet Black With Kalahari Accents6 mi$66,825GMC of Mount Vernon
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New2026 GMC Sierra 1500
Denali
Sterling Metallic•Black6 mi$69,737GMC of Mount Vernon
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New2026 GMC Sierra 1500
Denali Ultimate
Onyx Black6 mi$78,043GMC of Mount Vernon
Mount Vernon, OH
New2026 GMC Sierra 1500
Elevation
Sterling Metallic•Black5 mi$53,274GMC of Mount Vernon
Mount Vernon, OH
New2026 GMC Sierra 1500
AT4
Jet Black With Kalahari Accents6 mi$66,938GMC of Mount Vernon
Mount Vernon, OH
New2026 GMC Sierra 1500
Denali
Sterling Metallic•Black5 mi$67,979GMC of Mount Vernon
Mount Vernon, OH
Chevrolet Avalanche 1500 vs GMC Sierra 1500 FAQ
- Which is better: 2006 Chevrolet Avalanche 1500 or 2026 GMC Sierra 1500?
- It depends on priorities. OpenDealer compares 2006 Chevrolet Avalanche 1500 vs 2026 GMC Sierra 1500 on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
- Which costs less: 2006 Chevrolet Avalanche 1500 or 2026 GMC Sierra 1500?
- Based on starting MSRP, the 2006 Chevrolet Avalanche 1500 starts lower at $33,910. Live GMC Sierra 1500 listings start at $498.
- Which has better startingMsrp: 2006 Chevrolet Avalanche 1500 or 2026 GMC Sierra 1500?
- The 2006 Chevrolet Avalanche 1500 leads on startingMsrp in this comparison (33,910).
- Which has better combinedMpg: 2006 Chevrolet Avalanche 1500 or 2026 GMC Sierra 1500?
- The 2026 GMC Sierra 1500 leads on combinedMpg in this comparison (23).
- Which has better horsepower: 2006 Chevrolet Avalanche 1500 or 2026 GMC Sierra 1500?
- The 2026 GMC Sierra 1500 leads on horsepower in this comparison (420).
- Which has better maxTowingLbs: 2006 Chevrolet Avalanche 1500 or 2026 GMC Sierra 1500?
- The 2026 GMC Sierra 1500 leads on maxTowingLbs in this comparison (13,300).
- How do the NHTSA safety ratings compare for 2006 Chevrolet Avalanche 1500 vs 2026 GMC Sierra 1500?
- NHTSA overall crash-test ratings in this comparison: GMC Sierra 1500 (5/5 NHTSA overall).