BMW 640i vs Mercedes-Benz C63 AMG S
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2023 Mercedes-Benz C63 AMG S
Overview
| Spec | BMW 640i640i | Mercedes-Benz C63 AMG SAMG C 63 S |
|---|---|---|
| Selected trim | 640i | AMG C 63 S |
| Body style | Convertible | Coupe |
| 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 | 2018 | 2023 |
Pricing & market
| Spec | BMW 640i640i | Mercedes-Benz C63 AMG SAMG C 63 S |
|---|---|---|
| MSRP | $86,700 | $81,850 (best) |
| For sale now | 0 | 0 |
Fuel economy & range
| Spec | BMW 640i640i | Mercedes-Benz C63 AMG SAMG C 63 S |
|---|---|---|
| Combined MPG | 23 MPG (best) | 19 MPG |
| City MPG | 20 MPG (best) | 16 MPG |
| Highway MPG | 29 MPG (best) | 26 MPG |
| Fuel tank | 18.5 gal (best) | 17.4 gal |
Performance
| Spec | BMW 640i640i | Mercedes-Benz C63 AMG SAMG C 63 S |
|---|---|---|
| Horsepower | 315 hp | 503 hp (best) |
| Torque | 330 lb-ft | 516 lb-ft (best) |
| Engine size | 3 L | 4 L (best) |
| Cylinders | I6 | V8 |
Size & capability
| Spec | BMW 640i640i | Mercedes-Benz C63 AMG SAMG C 63 S |
|---|---|---|
| Seating | 4 seats | 4 seats |
| Doors | 2 | 2 |
| Cargo volume | 11 cu ft (best) | 10.5 cu ft |
| Curb weight | 4,250 lbs | 4,123 lbs (best) |
| Ground clearance | 4.8 in (best) | 3.5 in |
| Wheelbase | 112.4 in (best) | 111.8 in |
| Length | 192.8 in (best) | 187.1 in |
| Width | 74.6 in (best) | 71.3 in |
| Height | 53.7 in | 55.3 in (best) |
Safety & recalls
| Spec | BMW 640i640i | Mercedes-Benz C63 AMG SAMG C 63 S |
|---|---|---|
| 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 640i | Mercedes-Benz C63 AMG S |
|---|---|---|
| 1 | 640i $86,700 MSRP(Currently comparing) | AMG C 63 S $81,850 MSRP(Currently comparing) |
| 2 | — | AMG C 63 S $90,000 MSRP |