Mercedes-Benz AMG GT vs Mercedes-Benz SL550
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2020 Mercedes-Benz SL550
Overview
| Spec | Mercedes-Benz AMG GTBase | Mercedes-Benz SL550SL 550 |
|---|---|---|
| Selected trim | Base | SL 550 |
| Body style | Coupe | Convertible |
| Drivetrain | rear wheel drive | rear wheel drive |
| Fuel type | premium unleaded (required) | premium unleaded (required) |
| Transmission | 7-speed automated manual | 9-speed shiftable automatic |
| Engine type | gas | gas |
| Model year | 2021 | 2020 |
Pricing & market
| Spec | Mercedes-Benz AMG GTBase | Mercedes-Benz SL550SL 550 |
|---|---|---|
| MSRP | $118,600 | $114,700 (best) |
| Lowest listing price | $69,562 (best) | — |
| Median listing price | $78,776 (best) | — |
| Highest listing price | $87,990 (best) | — |
| For sale now | 2 (best) | 0 |
Fuel economy & range
| Spec | Mercedes-Benz AMG GTBase | Mercedes-Benz SL550SL 550 |
|---|---|---|
| Combined MPG | 17 MPG | 20 MPG (best) |
| City MPG | 15 MPG | 17 MPG (best) |
| Highway MPG | 20 MPG | 25 MPG (best) |
| Fuel tank | 19.8 gal | 19.8 gal |
Performance
| Spec | Mercedes-Benz AMG GTBase | Mercedes-Benz SL550SL 550 |
|---|---|---|
| Horsepower | 523 hp (best) | 449 hp |
| Torque | 494 lb-ft | 516 lb-ft (best) |
| Engine size | 4 L | 4.7 L (best) |
| Cylinders | V8 | V8 |
Size & capability
| Spec | Mercedes-Benz AMG GTBase | Mercedes-Benz SL550SL 550 |
|---|---|---|
| Seating | 2 seats | 2 seats |
| Doors | 2 | 2 |
| Cargo volume | 10.1 cu ft | 13.5 cu ft (best) |
| Curb weight | 3,666 lbs (best) | 4,012 lbs |
| Ground clearance | 3.8 in (best) | 3.7 in |
| Wheelbase | 103.5 in (best) | 101.8 in |
| Length | 179.4 in | 182.3 in (best) |
| Width | 76.3 in (best) | 73.9 in |
| Height | 50.7 in | 51.2 in (best) |
Safety & recalls
| Spec | Mercedes-Benz AMG GTBase | Mercedes-Benz SL550SL 550 |
|---|---|---|
| Open recalls (YMM scope) | 2 | None reported (best) |
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 AMG GT | Mercedes-Benz SL550 |
|---|---|---|
| 1 | Base $118,600 MSRP(Currently comparing) | SL 550 $114,700 MSRP(Currently comparing) |
Live inventory
Mercedes-Benz AMG GT vs Mercedes-Benz SL550 FAQ
- Which is better: 2021 Mercedes-Benz AMG GT or 2020 Mercedes-Benz SL550?
- It depends on priorities. OpenDealer compares 2021 Mercedes-Benz AMG GT vs 2020 Mercedes-Benz SL550 on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
- Which costs less: 2021 Mercedes-Benz AMG GT or 2020 Mercedes-Benz SL550?
- Based on starting MSRP, the 2020 Mercedes-Benz SL550 starts lower at $114,700. Live Mercedes-Benz AMG GT listings start at $69,562.
- Which has better startingMsrp: 2021 Mercedes-Benz AMG GT or 2020 Mercedes-Benz SL550?
- The 2020 Mercedes-Benz SL550 leads on startingMsrp in this comparison (114,700).
- Which has better combinedMpg: 2021 Mercedes-Benz AMG GT or 2020 Mercedes-Benz SL550?
- The 2020 Mercedes-Benz SL550 leads on combinedMpg in this comparison (20).
- Which has better horsepower: 2021 Mercedes-Benz AMG GT or 2020 Mercedes-Benz SL550?
- The 2021 Mercedes-Benz AMG GT leads on horsepower in this comparison (523).