Mercedes-Benz AMG GT 55 vs Mercedes-Benz AMG GT 63
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2026 Mercedes-Benz AMG GT 63
Overview
| Spec | Mercedes-Benz AMG GT 5555 | Mercedes-Benz AMG GT 6363 |
|---|---|---|
| Selected trim | 55 | 63 |
| Body style | Coupe | Sedan |
| Drivetrain | all 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 | 2026 | 2026 |
Pricing & market
| Spec | Mercedes-Benz AMG GT 5555 | Mercedes-Benz AMG GT 6363 |
|---|---|---|
| MSRP | $138,150 (best) | $158,350 |
| For sale now | 0 | 0 |
Fuel economy & range
| Spec | Mercedes-Benz AMG GT 5555 | Mercedes-Benz AMG GT 6363 |
|---|---|---|
| Combined MPG | 16 MPG | 17 MPG (best) |
| City MPG | 14 MPG | 15 MPG (best) |
| Highway MPG | 20 MPG | 21 MPG (best) |
| Fuel tank | 18.5 gal | 21.1 gal (best) |
Performance
| Spec | Mercedes-Benz AMG GT 5555 | Mercedes-Benz AMG GT 6363 |
|---|---|---|
| Horsepower | 469 hp | 577 hp (best) |
| Torque | 516 lb-ft | 590 lb-ft (best) |
| Engine size | 4 L | 4 L |
| Cylinders | V8 | V8 |
Size & capability
| Spec | Mercedes-Benz AMG GT 5555 | Mercedes-Benz AMG GT 6363 |
|---|---|---|
| Seating | 4 seats | 4 seats |
| Doors | 2 | 4 (best) |
| Cargo volume | 23.8 cu ft (best) | 12.7 cu ft |
| Curb weight | 4,343 lbs (best) | 4,740 lbs |
| Wheelbase | 106.3 in | 116.2 in (best) |
| Length | 186.1 in | 199.2 in (best) |
| Width | 78.1 in (best) | 76.9 in |
| Height | 53.3 in | 56.8 in (best) |
Safety & recalls
| Spec | Mercedes-Benz AMG GT 5555 | Mercedes-Benz AMG GT 6363 |
|---|---|---|
| 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 AMG GT 55 | Mercedes-Benz AMG GT 63 |
|---|---|---|
| 1 | 55 $138,150 MSRP(Currently comparing) | 63 $158,350 MSRP(Currently comparing) |
| 2 | — | 63 $181,350 MSRP |
Mercedes-Benz AMG GT 55 vs Mercedes-Benz AMG GT 63 FAQ
- Which is better: 2026 Mercedes-Benz AMG GT 55 or 2026 Mercedes-Benz AMG GT 63?
- It depends on priorities. OpenDealer compares 2026 Mercedes-Benz AMG GT 55 vs 2026 Mercedes-Benz AMG GT 63 on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
- Which costs less: 2026 Mercedes-Benz AMG GT 55 or 2026 Mercedes-Benz AMG GT 63?
- Based on starting MSRP, the 2026 Mercedes-Benz AMG GT 55 starts lower at $138,150.
- Which has better startingMsrp: 2026 Mercedes-Benz AMG GT 55 or 2026 Mercedes-Benz AMG GT 63?
- The 2026 Mercedes-Benz AMG GT 55 leads on startingMsrp in this comparison (138,150).
- Which has better combinedMpg: 2026 Mercedes-Benz AMG GT 55 or 2026 Mercedes-Benz AMG GT 63?
- The 2026 Mercedes-Benz AMG GT 63 leads on combinedMpg in this comparison (17).
- Which has better horsepower: 2026 Mercedes-Benz AMG GT 55 or 2026 Mercedes-Benz AMG GT 63?
- The 2026 Mercedes-Benz AMG GT 63 leads on horsepower in this comparison (577).