What is the fuel economy of a 2021 Porsche 911 Carrera 4 Cabriolet?

EPA figures for the 2021 Porsche 911 Carrera 4 Cabriolet reach 20 MPG combined depending on configuration; the table on this page lists every tested engine and transmission combination.

Are there recalls on the 2021 Porsche 911 Carrera 4 Cabriolet?

NHTSA lists 6 safety recall campaigns for the 2021 Porsche 911 Carrera 4 Cabriolet. Check your specific vehicle by VIN on the official NHTSA site - recalls are fixed free of charge by dealers.

What are common problems with the 2021 Porsche 911 Carrera 4 Cabriolet?

Owners have filed 5 complaints with NHTSA for the 2021 Porsche 911 Carrera 4 Cabriolet, most often about: Fuel/propulsion System, Seats, Equipment Adaptive/mobility. Complaint counts reflect what owners report, not confirmed defects.

Porsche · 2021

2021 Porsche 911 Carrera 4 Cabriolet

Official EPA fuel economy and NHTSA recall record, best combined figure 20 MPG.

Fuel economy (EPA)

Engine	Transmission	Fuel	City	Highway	Combined	CO2 g/mi
3.0L 6-cyl	Automatic (AM-S8)	Premium	18	24	20	443

Safety recalls (NHTSA)

6 campaigns on record for this model year. Recall repairs are free at dealers; check your exact vehicle by VIN on nhtsa.gov/recalls.

Campaign 21V157000

Porsche Cars North America, Inc. (Porsche) is recalling certain 2021 Porsche Taycan Turbo, Taycan Turbo S, Taycan, Taycan 4S, 911 Turbo S Coupe, Cayman, Cayman T, Cayman S, Cayman GT4, 911 Carrera Coupe, 911 Carrera S Coupe, 911 Carrera 4S Coupe, 911 Carrera 4S Targa, 911 Carrera Cabriolet, 911 Carrera S Cabriolet, 911 Carrera 4S Targa Heritage Design Edition, 911 Carrera 4S Cabriolet, 911 Turbo C

Campaign 21V467000

Porsche Cars North America, Inc. (Porsche) is recalling certain 2021 911 Turbo Coupe, 911 Turbo S Coupe, 911 Carrera 4S Targa, 911 Carrera 4S Cabriolet, 911 Turbo S Cabriolet, and 911 Turbo Cabriolet vehicles. Incorrect passenger seat was installed and may cause a Occupant Classification System (OCS) malfunction.

Campaign 21V608000

Porsche Cars North America, Inc. (Porsche) is recalling certain 2021 911 Carrera Coupe, 911 Carrera S Coupe, 911 Carrera 4 Coupe, 911 Carrera 4S Coupe, 911 Turbo Coupe, 911 Turbo S Coupe, Panamera, Panamera 4 E-Hybrid, Panamera 4S, Panamera GTS, Panamera Turbo S, Taycan, Taycan 4S, Taycan Turbo, and Taycan Turbo S vehicles. The seat belt automatic locking retractors may deactivate early, which ca

Campaign 24V809000

Porsche Cars North America, Inc. (Porsche) is recalling certain 2025 Panamera, 2024 718 Cayman GT4 RS, 718 Spyder RS, and 2021-2024 911 vehicles. The center lock wheel bolt may fracture and cause the wheel to detach.

Campaign 24V155000

Porsche Cars North America, Inc. (Porsche) is recalling certain 2020-2024 911 vehicles. The front windshield and rear window may not be properly secured and can detach.

Campaign 25V896000

Porsche Cars North America, Inc. (Porsche) is recalling certain 2019-2025 Cayenne, Cayenne E-Hybrid, 2020-2025 911, Taycan, 2024-2025 Panamera, and 2025 Panamera E-Hybrid vehicles. The rearview camera image may not display when the vehicle is placed in reverse. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 111, "Rear Visibility

Owner complaints (NHTSA)

5 complaints filed by owners for this model year (0 involving a crash, 1 a fire). Complaints are owner reports, not confirmed defects - browse them in full on nhtsa.gov.

Fuel/propulsion System 3 Seats 1 Equipment Adaptive/mobility 1

Decode this car's VIN All Porsche models EU CO2 & registrations

Sources: EPA fueleconomy.gov, the NHTSA recalls, complaints and 5-Star Safety Ratings databases (all US public data), refreshed monthly. Recall texts are quoted from the official record. Details on About & Data Sources.