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Porsche 911

Photo: Porsche 911 by Alexander-93, CC BY-SA 4.0, via Wikimedia Commons. It shows the model, not always this exact version.

Porsche · model year 2026

2026 Porsche 911 Carrera S Cabriolet

Minicompact · Rear-Wheel Drive · Gas · EPA class: Minicompact Cars

EPA figures · 2026fueleconomy.gov
20MPG combined
17/24MPG city / highway
$4,100fuel a year
455 g CO₂ per mile 3.0 L 6-cyl turbo Automatic (AM-S8)
This car on fueleconomy.gov, read 2 October 2026. Your own figures depend on how and where you drive.

Where it places

Against fuel-efficient cars

Combined MPG20 MPG
Chart average 26 MPGBest 55 MPG
Fuel a year$4,100
Lowest on the chart $1,200Chart average $3,411

The CarCody take

The 2026 Porsche 911 Carrera S Cabriolet is a rear-wheel-drive gasoline car with a 3.0-liter turbocharged six-cylinder engine and an automatic AM-S8 transmission. It is rated at 20 MPG combined, with 17 MPG in city driving and 24 MPG on the highway. The EPA annual fuel cost is $4,100, and its tailpipe CO2 figure is 455 grams per mile. The car is classified as a Minicompact Car and is part of Porsche’s 911 family. These specifications provide a straightforward basis for comparing its fuel use and running cost with other cars. Its listed base model is the 911.

Good to know

  • 24 MPG highway rating
  • 3.0-liter turbocharged six-cylinder engine
  • Automatic AM-S8 transmission

Watch for

  • 17 MPG city rating
  • $4,100 EPA annual fuel cost
  • 455 grams of CO2 per mile

Who it suits. It suits buyers considering a rear-wheel-drive gasoline car with a turbocharged six-cylinder engine. The MPG, annual fuel cost and CO2 rating are relevant for shoppers comparing fuel use and emissions.

The 911 Carrera S Cabriolet combines a turbocharged six-cylinder engine with rear-wheel drive. Its 20 MPG combined rating and EPA annual fuel cost of $4,100 are key figures for ownership-cost comparisons.

Every figure on record

Efficiency
Combined MPG
20 MPG
City MPG
17 MPG
Highway MPG
24 MPG
Running cost
Annual fuel cost
$4,100
Tailpipe CO₂
455 g per mile
The car
Model year
2026
Body
Car
EPA size class
Minicompact Cars
Drive
Rear-Wheel Drive
Powertrain
Engine
3.0 L 6-cyl turbo
Transmission
Automatic (AM-S8)
Fuel
Gasoline

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2026 Porsche 911 Carrera 4S

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2026 Porsche 911 Carrera GTS

20 MPG · $4,100 fuel a year

2025 Mercedes-Benz AMG C63 S E Performance

20 MPG · $4,100 fuel a year

2026 Porsche 911 Carrera T Cabriolet

19 MPG · $4,350 fuel a year

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