Photo: Porsche 718 Cayman by Jakub "flyz1" Maciejewski, CC BY-SA 3.0, via Wikimedia Commons. It shows the model, not always this exact version.
Porsche · model year 2021
2021 Porsche 718 Cayman S
Two Seaters · Rear-Wheel Drive · Gas · EPA class: Two Seaters
EPA figures · 2021fueleconomy.gov
21MPG combined
19/24MPG city / highway
$3,900fuel a year
423 g CO₂ per mile 2.5 L 4-cyl turbo Manual 6-spd
This car on fueleconomy.gov, read 2 October 2026. Your own figures depend on how and where you drive.
Where it places
Every figure on record
- Combined MPG
- 21 MPG
- City MPG
- 19 MPG
- Highway MPG
- 24 MPG
- Annual fuel cost
- $3,900
- Tailpipe CO₂
- 423 g per mile
- Model year
- 2021
- Body
- Car
- EPA size class
- Two Seaters
- Drive
- Rear-Wheel Drive
- Engine
- 2.5 L 4-cyl turbo
- Transmission
- Manual 6-spd
- Fuel
- Gasoline
Efficiency
Running cost
The car
Powertrain
More Porsche model years
2021 Porsche 718 Cayman
22 MPG · $3,750 fuel a year 2021 Porsche 718 Cayman
24 MPG · $3,400 fuel a year 2021 Porsche 718 Cayman GT4
19 MPG · $4,350 fuel a year 2021 Porsche 718 Cayman GT4
20 MPG · $4,100 fuel a year 2021 Porsche 718 Cayman GTS
19 MPG · $4,350 fuel a year 2021 Porsche 718 Cayman GTS
21 MPG · $3,900 fuel a year 2021 Porsche 718 Cayman S
22 MPG · $3,750 fuel a year