BMW M850i xDrive Gran Coupe vs Mercedes-Benz AMG GT 43
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2026 Mercedes-Benz AMG GT 43
Overview
| Spec | BMW M850i xDrive Gran CoupeM850i xDrive | Mercedes-Benz AMG GT 4343 |
|---|---|---|
| Selected trim | M850i xDrive | 43 |
| Body style | Sedan | Sedan |
| Drivetrain | all wheel drive | all wheel drive |
| Fuel type | premium unleaded (required) | premium unleaded (required) |
| Transmission | 8-speed shiftable automatic | 9-speed shiftable automatic |
| Engine type | gas | mild hybrid |
| Model year | 2025 | 2026 |
Pricing & market
| Spec | BMW M850i xDrive Gran CoupeM850i xDrive | Mercedes-Benz AMG GT 4343 |
|---|---|---|
| MSRP | $107,300 | $102,100 (best) |
| For sale now | 0 | 0 |
Fuel economy & range
| Spec | BMW M850i xDrive Gran CoupeM850i xDrive | Mercedes-Benz AMG GT 4343 |
|---|---|---|
| Combined MPG | 19 MPG | 21 MPG (best) |
| City MPG | 17 MPG | 19 MPG (best) |
| Highway MPG | 24 MPG | 24 MPG |
| Fuel tank | 18 gal | 21.1 gal (best) |
Performance
| Spec | BMW M850i xDrive Gran CoupeM850i xDrive | Mercedes-Benz AMG GT 4343 |
|---|---|---|
| Horsepower | 523 hp (best) | 362 hp |
| Torque | 553 lb-ft (best) | 369 lb-ft |
| Engine size | 4.4 L (best) | 3 L |
| Cylinders | V8 | I6 |
Size & capability
| Spec | BMW M850i xDrive Gran CoupeM850i xDrive | Mercedes-Benz AMG GT 4343 |
|---|---|---|
| Seating | 5 seats (best) | 4 seats |
| Doors | 4 | 4 |
| Cargo volume | 15.5 cu ft | 16.1 cu ft (best) |
| Curb weight | 4,696 lbs | 4,553 lbs (best) |
| Ground clearance | 5 in (best) | — |
| Wheelbase | 119 in (best) | 116.2 in |
| Length | 200.3 in (best) | 199 in |
| Width | 76.1 in | 76.9 in (best) |
| Height | 55.4 in | 57.3 in (best) |
Safety & recalls
| Spec | BMW M850i xDrive Gran CoupeM850i xDrive | Mercedes-Benz AMG GT 4343 |
|---|---|---|
| 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 | BMW M850i xDrive Gran Coupe | Mercedes-Benz AMG GT 43 |
|---|---|---|
| 1 | M850i xDrive $107,300 MSRP(Currently comparing) | 43 $102,100 MSRP(Currently comparing) |
| 2 | — | 43 $106,500 MSRP |
BMW M850i xDrive Gran Coupe vs Mercedes-Benz AMG GT 43 FAQ
- Which is better: 2025 BMW M850i xDrive Gran Coupe or 2026 Mercedes-Benz AMG GT 43?
- It depends on priorities. OpenDealer compares 2025 BMW M850i xDrive Gran Coupe vs 2026 Mercedes-Benz AMG GT 43 on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
- Which costs less: 2025 BMW M850i xDrive Gran Coupe or 2026 Mercedes-Benz AMG GT 43?
- Based on starting MSRP, the 2026 Mercedes-Benz AMG GT 43 starts lower at $102,100.
- Which has better startingMsrp: 2025 BMW M850i xDrive Gran Coupe or 2026 Mercedes-Benz AMG GT 43?
- The 2026 Mercedes-Benz AMG GT 43 leads on startingMsrp in this comparison (102,100).
- Which has better combinedMpg: 2025 BMW M850i xDrive Gran Coupe or 2026 Mercedes-Benz AMG GT 43?
- The 2026 Mercedes-Benz AMG GT 43 leads on combinedMpg in this comparison (22).
- Which has better horsepower: 2025 BMW M850i xDrive Gran Coupe or 2026 Mercedes-Benz AMG GT 43?
- The 2025 BMW M850i xDrive Gran Coupe leads on horsepower in this comparison (523).
- Which has better seats: 2025 BMW M850i xDrive Gran Coupe or 2026 Mercedes-Benz AMG GT 43?
- The 2025 BMW M850i xDrive Gran Coupe leads on seats in this comparison (5).