GMC Yukon XL vs Mercedes-Benz GLC63 S
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2021 Mercedes-Benz GLC63 S
Overview
| Spec | GMC Yukon XLElevation | Mercedes-Benz GLC63 SAMG GLC 63 S |
|---|---|---|
| Selected trim | Elevation | AMG GLC 63 S |
| 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 | gas |
| Model year | 2027 | 2021 |
Pricing & market
| Spec | GMC Yukon XLElevation | Mercedes-Benz GLC63 SAMG GLC 63 S |
|---|---|---|
| MSRP | $72,900 (best) | $84,500 |
| Lowest listing price | $7,215 (best) | — |
| Median listing price | $83,901 (best) | — |
| Highest listing price | $115,148 (best) | — |
| For sale now | 156 (best) | 0 |
Fuel economy & range
| Spec | GMC Yukon XLElevation | Mercedes-Benz GLC63 SAMG GLC 63 S |
|---|---|---|
| Combined MPG | 17 MPG | 17 MPG |
| City MPG | 15 MPG | 15 MPG |
| Highway MPG | 20 MPG | 22 MPG (best) |
| Fuel tank | 28 gal (best) | 17.4 gal |
Performance
| Spec | GMC Yukon XLElevation | Mercedes-Benz GLC63 SAMG GLC 63 S |
|---|---|---|
| Horsepower | 355 hp | 503 hp (best) |
| Torque | 383 lb-ft | 516 lb-ft (best) |
| Engine size | 5.3 L (best) | 4 L |
| Cylinders | V8 | V8 |
Size & capability
| Spec | GMC Yukon XLElevation | Mercedes-Benz GLC63 SAMG GLC 63 S |
|---|---|---|
| Seating | 8 seats (best) | 5 seats |
| Doors | 4 | 5 (best) |
| Cargo volume | 144.5 cu ft (best) | 36.1 cu ft |
| Towing capacity | 8,200 lbs (best) | 3,500 lbs |
| Payload | 1,430 lbs (best) | — |
| Curb weight | 5,722 lbs | 4,586 lbs (best) |
| Ground clearance | 7.7 in (best) | 6.4 in |
| Wheelbase | 134 in (best) | 113.1 in |
| Length | 225.2 in (best) | 186.9 in |
| Width | 81 in (best) | 76 in |
| Height | 76.5 in (best) | 62.4 in |
Safety & recalls
| Spec | GMC Yukon XLElevation | Mercedes-Benz GLC63 SAMG GLC 63 S |
|---|---|---|
| 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 GLC63 S |
|---|---|---|
| 1 | Elevation $72,900 MSRP(Currently comparing) | AMG GLC 63 S $84,500 MSRP(Currently comparing) |
| 2 | Elevation $75,900 MSRP | — |
| 3 | AT4 $80,600 MSRP | — |
| 4 | Denali $86,100 MSRP | — |
| 5 | Denali $89,100 MSRP | — |
| 6 | AT4 Ultimate $101,200 MSRP | — |
| 7 | Denali Ultimate $107,800 MSRP | — |
Live inventory
GMC Yukon XL156 for sale
See all
New2026 GMC Yukon XL
Elevation
Sterling Metallic•Black6 mi$85,843GMC of Mount Vernon
Mount Vernon, OH
New2026 GMC Yukon XL
Denali
Glacier White Tricoat•Teak/Light Shale6 mi$99,725GMC of Mount Vernon
Mount Vernon, OH
New2026 GMC Yukon XL
Denali
Volcanic Red Tintcoat•Black6 mi$95,059GMC of Mount Vernon
Mount Vernon, OH
New2026 GMC Yukon XL
Denali
Sterling Metallic•black6 mi$90,763GMC of Mount Vernon
Mount Vernon, OH
New2026 GMC Yukon XL
AT4
Onyx Black•Forest Storm With Mahogany Accents5 mi$94,987GMC of Mount Vernon
Mount Vernon, OH
New2026 GMC Yukon XL
Elevation
Downpour Metallic•Black6 mi$87,374GMC of Mount Vernon
Mount Vernon, OH
GMC Yukon XL vs Mercedes-Benz GLC63 S FAQ
- Which is better: 2027 GMC Yukon XL or 2021 Mercedes-Benz GLC63 S?
- It depends on priorities. OpenDealer compares 2027 GMC Yukon XL vs 2021 Mercedes-Benz GLC63 S on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
- Which costs less: 2027 GMC Yukon XL or 2021 Mercedes-Benz GLC63 S?
- Based on starting MSRP, the 2027 GMC Yukon XL starts lower at $72,900. Live GMC Yukon XL listings start at $7,215.
- Which has better startingMsrp: 2027 GMC Yukon XL or 2021 Mercedes-Benz GLC63 S?
- The 2027 GMC Yukon XL leads on startingMsrp in this comparison (72,900).
- Which has better horsepower: 2027 GMC Yukon XL or 2021 Mercedes-Benz GLC63 S?
- The 2021 Mercedes-Benz GLC63 S leads on horsepower in this comparison (503).
- Which has better seats: 2027 GMC Yukon XL or 2021 Mercedes-Benz GLC63 S?
- The 2027 GMC Yukon XL leads on seats in this comparison (8).
- Which has better maxTowingLbs: 2027 GMC Yukon XL or 2021 Mercedes-Benz GLC63 S?
- The 2027 GMC Yukon XL leads on maxTowingLbs in this comparison (8,200).