GMC Yukon XL vs Mercedes-Benz GLS450
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2026 Mercedes-Benz GLS450
Overview
| Spec | GMC Yukon XLElevation | Mercedes-Benz GLS450GLS 450 4MATIC |
|---|---|---|
| Selected trim | Elevation | GLS 450 4MATIC |
| Body style | SUV | SUV |
| Drivetrain | rear wheel drive | all wheel drive |
| Fuel type | regular unleaded | premium unleaded (required) |
| Transmission | 10-speed shiftable automatic | 9-speed shiftable automatic |
| Engine type | gas | mild hybrid |
| Model year | 2026 | 2026 |
Pricing & market
| Spec | GMC Yukon XLElevation | Mercedes-Benz GLS450GLS 450 4MATIC |
|---|---|---|
| MSRP | $72,200 (best) | $90,250 |
| For sale now | 0 | 0 |
Fuel economy & range
| Spec | GMC Yukon XLElevation | Mercedes-Benz GLS450GLS 450 4MATIC |
|---|---|---|
| Combined MPG | 17 MPG (best) | — |
| City MPG | 15 MPG (best) | — |
| Highway MPG | 20 MPG (best) | — |
| Fuel tank | 28 gal (best) | 23.8 gal |
Performance
| Spec | GMC Yukon XLElevation | Mercedes-Benz GLS450GLS 450 4MATIC |
|---|---|---|
| Horsepower | 355 hp | 375 hp (best) |
| Torque | 383 lb-ft (best) | 369 lb-ft |
| Engine size | 5.3 L (best) | 3 L |
| Cylinders | V8 | I6 |
Size & capability
| Spec | GMC Yukon XLElevation | Mercedes-Benz GLS450GLS 450 4MATIC |
|---|---|---|
| Seating | 8 seats (best) | 7 seats |
| Doors | 4 | 4 |
| Cargo volume | 144.5 cu ft (best) | 84.7 cu ft |
| Towing capacity | 8,200 lbs (best) | 7,700 lbs |
| Payload | 1,430 lbs (best) | — |
| Curb weight | 5,722 lbs | 5,523 lbs (best) |
| Ground clearance | 7.7 in | 7.9 in (best) |
| Wheelbase | 134 in (best) | 123.4 in |
| Length | 225.2 in (best) | 205 in |
| Width | 81 in (best) | 79.9 in |
| Height | 76.5 in (best) | 71.8 in |
Safety & recalls
| Spec | GMC Yukon XLElevation | Mercedes-Benz GLS450GLS 450 4MATIC |
|---|---|---|
| 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) | 5 / 5 ★ (best) | — |
| Side pole | 5 / 5 ★ (best) | — |
| 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 Yukon XL | Mercedes-Benz GLS450 |
|---|---|---|
| 1 | Elevation $72,200 MSRP(Currently comparing) | GLS 450 4MATIC $90,250 MSRP(Currently comparing) |
| 2 | Elevation $75,200 MSRP | — |
| 3 | AT4 $79,000 MSRP | — |
| 4 | Denali $83,000 MSRP | — |
| 5 | Denali $86,000 MSRP | — |
| 6 | AT4 Ultimate $100,300 MSRP | — |
| 7 | Denali Ultimate $106,300 MSRP | — |