BMW 550i vs Mercedes-Benz CLS400
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2017 Mercedes-Benz CLS400
Overview
| Spec | BMW 550i550i | Mercedes-Benz CLS400CLS 400 |
|---|---|---|
| Selected trim | 550i | CLS 400 |
| Body style | Sedan | Sedan |
| Drivetrain | rear wheel drive | rear wheel drive |
| Fuel type | premium unleaded (required) | premium unleaded (required) |
| Transmission | 8-speed automatic | 9-speed shiftable automatic |
| Engine type | gas | gas |
| Model year | 2016 | 2017 |
Pricing & market
| Spec | BMW 550i550i | Mercedes-Benz CLS400CLS 400 |
|---|---|---|
| MSRP | $66,300 (best) | $67,550 |
| For sale now | 0 | 0 |
Fuel economy & range
| Spec | BMW 550i550i | Mercedes-Benz CLS400CLS 400 |
|---|---|---|
| Combined MPG | 20 MPG | 24 MPG (best) |
| City MPG | 17 MPG | 20 MPG (best) |
| Highway MPG | 25 MPG | 30 MPG (best) |
| Fuel tank | 18.5 gal | 21.1 gal (best) |
Performance
| Spec | BMW 550i550i | Mercedes-Benz CLS400CLS 400 |
|---|---|---|
| Horsepower | 443 hp (best) | 329 hp |
| Torque | 479 lb-ft (best) | 354 lb-ft |
| Engine size | 4.4 L (best) | 3 L |
| Cylinders | V8 | V6 |
Size & capability
| Spec | BMW 550i550i | Mercedes-Benz CLS400CLS 400 |
|---|---|---|
| Seating | 5 seats (best) | 4 seats |
| Doors | 4 | 4 |
| Cargo volume | 14 cu ft | 15.3 cu ft (best) |
| Curb weight | 4,277 lbs | 4,034 lbs (best) |
| Ground clearance | 5.6 in (best) | — |
| Wheelbase | 116.9 in (best) | 113.1 in |
| Length | 193.4 in | 194.5 in (best) |
| Width | 73.2 in (best) | — |
| Height | 57.6 in (best) | 55.8 in |
Safety & recalls
| Spec | BMW 550i550i | Mercedes-Benz CLS400CLS 400 |
|---|---|---|
| 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 550i | Mercedes-Benz CLS400 |
|---|---|---|
| 1 | 550i $66,300 MSRP(Currently comparing) | CLS 400 $67,550 MSRP(Currently comparing) |
| 2 | — | CLS 400 4MATIC $70,050 MSRP |