Mercedes-Benz S550 vs Mercedes-Benz SL63 AMG
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2026 Mercedes-Benz SL63 AMG
Overview
| Spec | Mercedes-Benz S550S 550 | Mercedes-Benz SL63 AMGAMG SL 63 |
|---|---|---|
| Selected trim | S 550 | AMG SL 63 |
| Body style | Sedan | Convertible |
| Drivetrain | rear wheel drive | all wheel drive |
| Fuel type | premium unleaded (required) | premium unleaded (required) |
| Transmission | 9-speed shiftable automatic | 9-speed shiftable automatic |
| Engine type | gas | gas |
| Model year | 2017 | 2026 |
Pricing & market
| Spec | Mercedes-Benz S550S 550 | Mercedes-Benz SL63 AMGAMG SL 63 |
|---|---|---|
| MSRP | $96,600 (best) | $187,850 |
| For sale now | 0 | 0 |
Fuel economy & range
| Spec | Mercedes-Benz S550S 550 | Mercedes-Benz SL63 AMGAMG SL 63 |
|---|---|---|
| Combined MPG | 21 MPG (best) | 16 MPG |
| City MPG | 18 MPG (best) | 13 MPG |
| Highway MPG | 26 MPG (best) | 21 MPG |
| Fuel tank | 23 gal (best) | 18.5 gal |
Performance
| Spec | Mercedes-Benz S550S 550 | Mercedes-Benz SL63 AMGAMG SL 63 |
|---|---|---|
| Horsepower | 449 hp | 577 hp (best) |
| Torque | 516 lb-ft | 590 lb-ft (best) |
| Engine size | 4.7 L (best) | 4 L |
| Cylinders | V8 | V8 |
Size & capability
| Spec | Mercedes-Benz S550S 550 | Mercedes-Benz SL63 AMGAMG SL 63 |
|---|---|---|
| Seating | 5 seats (best) | 4 seats |
| Doors | 4 (best) | 2 |
| Cargo volume | 16.3 cu ft (best) | 7.5 cu ft |
| Curb weight | 4,663 lbs | 4,321 lbs (best) |
| Wheelbase | 124.6 in (best) | 106.3 in |
| Length | 206.5 in (best) | 185.2 in |
| Width | — | 75.4 in (best) |
| Height | 58.7 in (best) | 53.5 in |
Safety & recalls
| Spec | Mercedes-Benz S550S 550 | Mercedes-Benz SL63 AMGAMG SL 63 |
|---|---|---|
| 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 | Mercedes-Benz S550 | Mercedes-Benz SL63 AMG |
|---|---|---|
| 1 | S 550 $96,600 MSRP(Currently comparing) | AMG SL 63 $187,850 MSRP(Currently comparing) |
| 2 | S 550 $131,400 MSRP | — |
| 3 | S 550 4MATIC $99,600 MSRP | — |
| 4 | S 550 4MATIC $122,750 MSRP | — |
| 5 | AMG S 63 4MATIC $164,750 MSRP | — |