BMW 323i vs Mercedes-Benz SL600
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2009 Mercedes-Benz SL600
Overview
| Spec | BMW 323i323i | Mercedes-Benz SL600SL600 |
|---|---|---|
| Selected trim | 323i | SL600 |
| Body style | Sedan | Convertible |
| Drivetrain | rear wheel drive | rear wheel drive |
| Fuel type | regular unleaded | premium unleaded (required) |
| Transmission | 5-speed manual | 5-speed shiftable automatic |
| Engine type | gas | gas |
| Model year | 2000 | 2009 |
Pricing & market
| Spec | BMW 323i323i | Mercedes-Benz SL600SL600 |
|---|---|---|
| MSRP | $0 (best) | $139,100 |
| For sale now | 0 | 0 |
Fuel economy & range
| Spec | BMW 323i323i | Mercedes-Benz SL600SL600 |
|---|---|---|
| Combined MPG | 21 MPG (best) | 14 MPG |
| City MPG | 18 MPG (best) | 11 MPG |
| Highway MPG | 26 MPG (best) | 18 MPG |
| Fuel tank | 16.6 gal | 21.1 gal (best) |
Performance
| Spec | BMW 323i323i | Mercedes-Benz SL600SL600 |
|---|---|---|
| Horsepower | 170 hp | 510 hp (best) |
| Torque | 181 lb-ft | 612 lb-ft (best) |
| Engine size | 2.5 L | 5.5 L (best) |
| Cylinders | I6 | V12 |
Size & capability
| Spec | BMW 323i323i | Mercedes-Benz SL600SL600 |
|---|---|---|
| Seating | — | 2 seats (best) |
| Doors | 4 (best) | 2 |
| Cargo volume | 10.7 cu ft (best) | 10.2 cu ft |
| Curb weight | 3,153 lbs (best) | 4,455 lbs |
| Wheelbase | 107.3 in (best) | 100.8 in |
| Length | 176 in | 178.5 in (best) |
| Width | 68.5 in | 71.5 in (best) |
| Height | 55.7 in (best) | 51 in |
Safety & recalls
| Spec | BMW 323i323i | Mercedes-Benz SL600SL600 |
|---|---|---|
| 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 323i | Mercedes-Benz SL600 |
|---|---|---|
| 1 | 323i $0 MSRP(Currently comparing) | SL600 $139,100 MSRP(Currently comparing) |
| 2 | 323iT $0 MSRP | — |