INFINITI Q45 vs Mercedes-Benz CLS500
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2006 Mercedes-Benz CLS500
Overview
| Spec | INFINITI Q4545 Sport | Mercedes-Benz CLS500CLS500 |
|---|---|---|
| Selected trim | 45 Sport | CLS500 |
| Body style | Sedan | Sedan |
| Drivetrain | rear wheel drive | rear wheel drive |
| Fuel type | premium unleaded (required) | premium unleaded (required) |
| Transmission | 5-speed shiftable automatic | 7-speed shiftable automatic |
| Engine type | gas | gas |
| Model year | 2006 | 2006 |
Pricing & market
| Spec | INFINITI Q4545 Sport | Mercedes-Benz CLS500CLS500 |
|---|---|---|
| MSRP | $58,100 (best) | $64,900 |
| For sale now | 0 | 0 |
Fuel economy & range
| Spec | INFINITI Q4545 Sport | Mercedes-Benz CLS500CLS500 |
|---|---|---|
| Combined MPG | 18 MPG (best) | 16 MPG |
| City MPG | 15 MPG (best) | 14 MPG |
| Highway MPG | 22 MPG (best) | 20 MPG |
| Fuel tank | 21.4 gal (best) | — |
Performance
| Spec | INFINITI Q4545 Sport | Mercedes-Benz CLS500CLS500 |
|---|---|---|
| Horsepower | 340 hp (best) | 302 hp |
| Torque | 333 lb-ft | 339 lb-ft (best) |
| Engine size | 4.5 L | 5 L (best) |
| Cylinders | V8 | V8 |
Size & capability
| Spec | INFINITI Q4545 Sport | Mercedes-Benz CLS500CLS500 |
|---|---|---|
| Seating | 5 seats (best) | 4 seats |
| Doors | 4 | 4 |
| Cargo volume | 13.6 cu ft | 15.8 cu ft (best) |
| Curb weight | 4,153 lbs | 4,050 lbs (best) |
| Ground clearance | 5.8 in (best) | — |
| Wheelbase | 113 in (best) | 112.4 in |
| Length | 200.8 in (best) | 193.3 in |
| Width | 72.6 in | 73.7 in (best) |
| Height | 58.7 in (best) | 54.7 in |
Safety & recalls
| Spec | INFINITI Q4545 Sport | Mercedes-Benz CLS500CLS500 |
|---|---|---|
| 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 | INFINITI Q45 | Mercedes-Benz CLS500 |
|---|---|---|
| 1 | 45 Sport $58,100 MSRP(Currently comparing) | CLS500 $64,900 MSRP(Currently comparing) |