Alfa Romeo 4C vs Porsche 718 Cayman
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2025 Porsche 718 Cayman
Overview
| Spec | Alfa Romeo 4CSpider | Porsche 718 Cayman718 Cayman Coupe |
|---|---|---|
| Selected trim | Spider | 718 Cayman Coupe |
| Body style | Coupe | Coupe |
| Drivetrain | rear wheel drive | rear wheel drive |
| Fuel type | premium unleaded (required) | premium unleaded (required) |
| Transmission | 6-speed automated manual | 7-speed automated manual |
| Engine type | gas | gas |
| Model year | 2020 | 2025 |
Pricing & market
| Spec | Alfa Romeo 4CSpider | Porsche 718 Cayman718 Cayman Coupe |
|---|---|---|
| MSRP | $67,150 (best) | $72,800 |
| For sale now | 0 | 0 |
Fuel economy & range
| Spec | Alfa Romeo 4CSpider | Porsche 718 Cayman718 Cayman Coupe |
|---|---|---|
| Combined MPG | 28 MPG (best) | 24 MPG |
| City MPG | 24 MPG (best) | 21 MPG |
| Highway MPG | 34 MPG (best) | 27 MPG |
| Fuel tank | 10.5 gal | 14.2 gal (best) |
Performance
| Spec | Alfa Romeo 4CSpider | Porsche 718 Cayman718 Cayman Coupe |
|---|---|---|
| Horsepower | 237 hp | 300 hp (best) |
| Torque | 258 lb-ft | 280 lb-ft (best) |
| Engine size | 1.7 L | 2 L (best) |
| Cylinders | I4 | flat 4 |
Size & capability
| Spec | Alfa Romeo 4CSpider | Porsche 718 Cayman718 Cayman Coupe |
|---|---|---|
| Seating | 2 seats | 2 seats |
| Doors | 2 | 2 |
| Cargo volume | 3.7 cu ft | 15 cu ft (best) |
| Payload | — | 611 lbs (best) |
| Curb weight | 2,487 lbs (best) | 3,104 lbs |
| Ground clearance | 4.4 in (best) | — |
| Wheelbase | 93.7 in | 97.4 in (best) |
| Length | 157 in | 172.4 in (best) |
| Width | 73.5 in (best) | 70.9 in |
| Height | 46.7 in | 51 in (best) |
Safety & recalls
| Spec | Alfa Romeo 4CSpider | Porsche 718 Cayman718 Cayman Coupe |
|---|---|---|
| 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 | Alfa Romeo 4C | Porsche 718 Cayman |
|---|---|---|
| 1 | Spider $67,150 MSRP(Currently comparing) | 718 Cayman Coupe $72,800 MSRP(Currently comparing) |
| 2 | — | Style Edition $79,200 MSRP |
| 3 | — | S $84,800 MSRP |
| 4 | — | GTS 4.0 $99,700 MSRP |
| 5 | — | GT4 RS $164,200 MSRP |
Alfa Romeo 4C vs Porsche 718 Cayman FAQ
- Which is better: 2020 Alfa Romeo 4C or 2025 Porsche 718 Cayman?
- It depends on priorities. OpenDealer compares 2020 Alfa Romeo 4C vs 2025 Porsche 718 Cayman on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
- Which costs less: 2020 Alfa Romeo 4C or 2025 Porsche 718 Cayman?
- Based on starting MSRP, the 2020 Alfa Romeo 4C starts lower at $67,150.
- Which has better startingMsrp: 2020 Alfa Romeo 4C or 2025 Porsche 718 Cayman?
- The 2020 Alfa Romeo 4C leads on startingMsrp in this comparison (67,150).
- Which has better combinedMpg: 2020 Alfa Romeo 4C or 2025 Porsche 718 Cayman?
- The 2020 Alfa Romeo 4C leads on combinedMpg in this comparison (28).
- Which has better horsepower: 2020 Alfa Romeo 4C or 2025 Porsche 718 Cayman?
- The 2025 Porsche 718 Cayman leads on horsepower in this comparison (493).