BMW 650i Gran Coupe vs Mercedes-Benz S450
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2020 Mercedes-Benz S450
Overview
| Spec | BMW 650i Gran Coupe650i | Mercedes-Benz S450S 450 |
|---|---|---|
| Selected trim | 650i | S 450 |
| Body style | Sedan | Sedan |
| Drivetrain | rear wheel drive | rear wheel drive |
| Fuel type | premium unleaded (required) | premium unleaded (required) |
| Transmission | 8-speed shiftable automatic | 9-speed shiftable automatic |
| Engine type | gas | gas |
| Model year | 2019 | 2020 |
Pricing & market
| Spec | BMW 650i Gran Coupe650i | Mercedes-Benz S450S 450 |
|---|---|---|
| MSRP | $93,100 (best) | $94,250 |
| For sale now | 0 | 0 |
Fuel economy & range
| Spec | BMW 650i Gran Coupe650i | Mercedes-Benz S450S 450 |
|---|---|---|
| Combined MPG | 21 MPG | 22 MPG (best) |
| City MPG | 18 MPG | 19 MPG (best) |
| Highway MPG | 26 MPG | 28 MPG (best) |
| Fuel tank | 18.5 gal | 21.1 gal (best) |
Performance
| Spec | BMW 650i Gran Coupe650i | Mercedes-Benz S450S 450 |
|---|---|---|
| Horsepower | 443 hp (best) | 362 hp |
| Torque | 479 lb-ft (best) | 369 lb-ft |
| Engine size | 4.4 L (best) | 3 L |
| Cylinders | V8 | V6 |
Size & capability
| Spec | BMW 650i Gran Coupe650i | Mercedes-Benz S450S 450 |
|---|---|---|
| Seating | 5 seats | 5 seats |
| Doors | 4 | 4 |
| Cargo volume | 13 cu ft | 18.7 cu ft (best) |
| Curb weight | 4,420 lbs (best) | 4,542 lbs |
| Ground clearance | 5 in | 5 in |
| Wheelbase | 116.9 in | 124.6 in (best) |
| Length | 197.2 in | 206.9 in (best) |
| Width | 74.6 in | 74.8 in (best) |
| Height | 54.8 in | 58.9 in (best) |
Safety & recalls
| Spec | BMW 650i Gran Coupe650i | Mercedes-Benz S450S 450 |
|---|---|---|
| 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 650i Gran Coupe | Mercedes-Benz S450 |
|---|---|---|
| 1 | 650i $93,100 MSRP(Currently comparing) | S 450 $94,250 MSRP(Currently comparing) |
| 2 | — | S 450 4MATIC $97,250 MSRP |