2022 Porsche 718 Cayman GT4 RS fuel economy
The 2022 Porsche 718 Cayman GT4 RS does 12.9 L/100 km (21.9 mpg, 18.2 US mpg) on the official combined test. Work out what a trip costs in your money below.

Key figures
What does a trip cost?
Real-world economy
Official figures come from a lab test. On the road, motorway speeds, short trips, traffic and cold weather usually use more. Motora records each drive in your 718 Cayman GT4 RS and works out what it really used from how you drove, priced with pump prices near you. How the drive tracker works.
Build it in 3D
Put your 718 Cayman GT4 RS in your Motora garage, paint it, fit wheels and a body kit, set the stance and park it next to your friends’ cars. See the 3D garage.
More Porsche cars
2017 Porsche 718 Boxster SPetrol · 7.2 L/100 km · 39 mpg
2019 Porsche 718 Boxster TPetrol · 8.5 L/100 km · 33.4 mpg
2017 Porsche 718 Cayman 982Petrol · 6.9 L/100 km · 40.8 mpg
2020 Porsche 718 Cayman GT4Petrol · 10.8 L/100 km · 26.1 mpg
2018 Porsche 718 Cayman GTSPetrol · 8.1 L/100 km · 35 mpg
2020 Porsche 718 SpyderPetrol · 10.8 L/100 km · 26.1 mpg
2024 Porsche 718 Spyder RSPetrol · 13.1 L/100 km · 21.6 mpg
2017 Porsche 911 991 GT3 RSPetrol · 12.7 L/100 km · 22.3 mpgPut your 718 Cayman GT4 RS in Motora
Build it in your 3D garage, and Motora records every drive and works out what it cost in fuel.
Get the appFigures are official combined (WLTP) results and can differ a little between markets. Calculator prices are examples.