Mercedes-Benz SLC43 AMG vs Porsche 718 Boxster
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2025 Porsche 718 Boxster
Overview
| Spec | Mercedes-Benz SLC43 AMGAMG SLC 43 | Porsche 718 Boxster718 Boxster Convertible |
|---|---|---|
| Selected trim | AMG SLC 43 | 718 Boxster Convertible |
| Body style | Convertible | Convertible |
| Drivetrain | rear wheel drive | rear wheel drive |
| Fuel type | premium unleaded (required) | premium unleaded (required) |
| Transmission | 9-speed shiftable automatic | 7-speed automated manual |
| Engine type | gas | gas |
| Model year | 2020 | 2025 |
Pricing & market
| Spec | Mercedes-Benz SLC43 AMGAMG SLC 43 | Porsche 718 Boxster718 Boxster Convertible |
|---|---|---|
| MSRP | $64,650 (best) | $74,900 |
| Lowest listing price | — | $48,990 (best) |
| Median listing price | — | $54,779 (best) |
| Highest listing price | — | $74,999 (best) |
| For sale now | 0 | 3 (best) |
Fuel economy & range
| Spec | Mercedes-Benz SLC43 AMGAMG SLC 43 | Porsche 718 Boxster718 Boxster Convertible |
|---|---|---|
| Combined MPG | 23 MPG | 24 MPG (best) |
| City MPG | 20 MPG | 21 MPG (best) |
| Highway MPG | 29 MPG (best) | 27 MPG |
| Fuel tank | 15.9 gal (best) | 14.3 gal |
Performance
| Spec | Mercedes-Benz SLC43 AMGAMG SLC 43 | Porsche 718 Boxster718 Boxster Convertible |
|---|---|---|
| Horsepower | 385 hp (best) | 300 hp |
| Torque | 384 lb-ft (best) | 280 lb-ft |
| Engine size | 3 L (best) | 2 L |
| Cylinders | V6 | flat 4 |
Size & capability
| Spec | Mercedes-Benz SLC43 AMGAMG SLC 43 | Porsche 718 Boxster718 Boxster Convertible |
|---|---|---|
| Seating | 2 seats | 2 seats |
| Doors | 2 | 2 |
| Cargo volume | 10.1 cu ft (best) | 9.7 cu ft |
| Payload | — | 617 lbs (best) |
| Curb weight | 3,527 lbs | 3,097 lbs (best) |
| Ground clearance | 4.1 in (best) | — |
| Wheelbase | 95.7 in | 97.4 in (best) |
| Length | 163.1 in | 172.4 in (best) |
| Width | 71.5 in (best) | 70.9 in |
| Height | 51.3 in (best) | 50.4 in |
Safety & recalls
| Spec | Mercedes-Benz SLC43 AMGAMG SLC 43 | Porsche 718 Boxster718 Boxster Convertible |
|---|---|---|
| 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 | Mercedes-Benz SLC43 AMG | Porsche 718 Boxster |
|---|---|---|
| 1 | AMG SLC 43 $64,650 MSRP(Currently comparing) | 718 Boxster Convertible $74,900 MSRP(Currently comparing) |
| 2 | — | Style Edition $81,300 MSRP |
| 3 | — | S $86,900 MSRP |
| 4 | — | GTS 4.0 $101,800 MSRP |
Live inventory
Porsche 718 Boxster3 for sale
See all
Used2017 Porsche 718 Boxster
Roadster
Jet Black Metallic•Black/Bordeaux Red32,294 mi$48,990Maserati of Atlanta
Roswell, GA
Used2024 Porsche 718 Boxster
Base
Green24,383 mi$74,999Land Rover Tulsa
Tulsa, OK
Certified2017 Porsche 718 Boxster
Base
Guards Red•Black23,198 mi$54,779Porsche Tallahassee
Tallahassee, FL
Mercedes-Benz SLC43 AMG vs Porsche 718 Boxster FAQ
- Which is better: 2020 Mercedes-Benz SLC43 AMG or 2025 Porsche 718 Boxster?
- It depends on priorities. OpenDealer compares 2020 Mercedes-Benz SLC43 AMG vs 2025 Porsche 718 Boxster on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
- Which costs less: 2020 Mercedes-Benz SLC43 AMG or 2025 Porsche 718 Boxster?
- Based on starting MSRP, the 2020 Mercedes-Benz SLC43 AMG starts lower at $64,650. Live Porsche 718 Boxster listings start at $48,990.
- Which has better startingMsrp: 2020 Mercedes-Benz SLC43 AMG or 2025 Porsche 718 Boxster?
- The 2020 Mercedes-Benz SLC43 AMG leads on startingMsrp in this comparison (64,650).
- Which has better combinedMpg: 2020 Mercedes-Benz SLC43 AMG or 2025 Porsche 718 Boxster?
- The 2025 Porsche 718 Boxster leads on combinedMpg in this comparison (24).
- Which has better horsepower: 2020 Mercedes-Benz SLC43 AMG or 2025 Porsche 718 Boxster?
- The 2025 Porsche 718 Boxster leads on horsepower in this comparison (394).