Audi R8 vs Mercedes-Benz SL63 AMG
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2026 Mercedes-Benz SL63 AMG
Overview
| Spec | Audi R8performance | Mercedes-Benz SL63 AMGAMG SL 63 |
|---|---|---|
| Selected trim | performance | AMG SL 63 |
| Body style | Coupe | Convertible |
| Drivetrain | rear wheel drive | all wheel drive |
| Fuel type | premium unleaded (required) | premium unleaded (required) |
| Transmission | 7-speed automated manual | 9-speed shiftable automatic |
| Engine type | gas | gas |
| Model year | 2023 | 2026 |
Pricing & market
| Spec | Audi R8performance | Mercedes-Benz SL63 AMGAMG SL 63 |
|---|---|---|
| MSRP | $158,600 (best) | $187,850 |
| For sale now | 0 | 0 |
Fuel economy & range
| Spec | Audi R8performance | Mercedes-Benz SL63 AMGAMG SL 63 |
|---|---|---|
| Combined MPG | 17 MPG (best) | 16 MPG |
| City MPG | 14 MPG (best) | 13 MPG |
| Highway MPG | 23 MPG (best) | 21 MPG |
| Fuel tank | 19.3 gal (best) | 18.5 gal |
Performance
| Spec | Audi R8performance | Mercedes-Benz SL63 AMGAMG SL 63 |
|---|---|---|
| Horsepower | 562 hp | 577 hp (best) |
| Torque | 406 lb-ft | 590 lb-ft (best) |
| Engine size | 5.2 L (best) | 4 L |
| Cylinders | V10 | V8 |
Size & capability
| Spec | Audi R8performance | Mercedes-Benz SL63 AMGAMG SL 63 |
|---|---|---|
| Seating | 2 seats | 4 seats (best) |
| Doors | 2 | 2 |
| Cargo volume | 8 cu ft (best) | 7.5 cu ft |
| Payload | 551 lbs (best) | — |
| Curb weight | 3,571 lbs (best) | 4,321 lbs |
| Wheelbase | 104.3 in | 106.3 in (best) |
| Length | 174.4 in | 185.2 in (best) |
| Width | 76.4 in (best) | 75.4 in |
| Height | 48.7 in | 53.5 in (best) |
Safety & recalls
| Spec | Audi R8performance | Mercedes-Benz SL63 AMGAMG SL 63 |
|---|---|---|
| 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 R8 | Mercedes-Benz SL63 AMG |
|---|---|---|
| 1 | performance $158,600 MSRP(Currently comparing) | AMG SL 63 $187,850 MSRP(Currently comparing) |
| 2 | performance Spyder $171,000 MSRP | — |
| 3 | performance Spyder $222,100 MSRP | — |
| 4 | performance $209,700 MSRP | — |