Audi A8 Quattro 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 | Audi A8 QuattroL | Mercedes-Benz S450S 450 |
|---|---|---|
| Selected trim | L | S 450 |
| Body style | Sedan | Sedan |
| Drivetrain | all wheel drive | rear wheel drive |
| Fuel type | premium unleaded (required) | premium unleaded (required) |
| Transmission | 8-speed shiftable automatic | 9-speed shiftable automatic |
| Engine type | mild hybrid | gas |
| Model year | 2027 | 2020 |
Pricing & market
| Spec | Audi A8 QuattroL | Mercedes-Benz S450S 450 |
|---|---|---|
| MSRP | $95,100 | $94,250 (best) |
| For sale now | 0 | 0 |
Fuel economy & range
| Spec | Audi A8 QuattroL | Mercedes-Benz S450S 450 |
|---|---|---|
| Combined MPG | 22 MPG | 22 MPG |
| City MPG | 19 MPG | 19 MPG |
| Highway MPG | 27 MPG | 28 MPG (best) |
| Fuel tank | 21.7 gal (best) | 21.1 gal |
Performance
| Spec | Audi A8 QuattroL | Mercedes-Benz S450S 450 |
|---|---|---|
| Horsepower | 335 hp | 362 hp (best) |
| Torque | 369 lb-ft | 369 lb-ft |
| Engine size | 3 L | 3 L |
| Cylinders | V6 | V6 |
Size & capability
| Spec | Audi A8 QuattroL | Mercedes-Benz S450S 450 |
|---|---|---|
| Seating | 5 seats | 5 seats |
| Doors | 4 | 4 |
| Cargo volume | 12.5 cu ft | 18.7 cu ft (best) |
| Payload | 1,113 lbs (best) | — |
| Curb weight | 4,773 lbs | 4,542 lbs (best) |
| Ground clearance | — | 5 in (best) |
| Wheelbase | 123.1 in | 124.6 in (best) |
| Length | 209.5 in (best) | 206.9 in |
| Width | 76.6 in (best) | 74.8 in |
| Height | 58.3 in | 58.9 in (best) |
Safety & recalls
| Spec | Audi A8 QuattroL | 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 | Audi A8 Quattro | Mercedes-Benz S450 |
|---|---|---|
| 1 | L $95,100 MSRP(Currently comparing) | S 450 $94,250 MSRP(Currently comparing) |
| 2 | — | S 450 4MATIC $97,250 MSRP |
Audi A8 Quattro vs Mercedes-Benz S450 FAQ
- Which is better: 2027 Audi A8 Quattro or 2020 Mercedes-Benz S450?
- It depends on priorities. OpenDealer compares 2027 Audi A8 Quattro vs 2020 Mercedes-Benz S450 on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
- Which costs less: 2027 Audi A8 Quattro or 2020 Mercedes-Benz S450?
- Based on starting MSRP, the 2020 Mercedes-Benz S450 starts lower at $94,250.
- Which has better startingMsrp: 2027 Audi A8 Quattro or 2020 Mercedes-Benz S450?
- The 2020 Mercedes-Benz S450 leads on startingMsrp in this comparison (94,250).
- Which has better horsepower: 2027 Audi A8 Quattro or 2020 Mercedes-Benz S450?
- The 2020 Mercedes-Benz S450 leads on horsepower in this comparison (362).