2021 Porsche 911 reliability

Is it reliable?

NHTSA's file on the 2021 Porsche 911 holds 0 complaints after 6 years, a rate of 0 per year. 911 years here cluster close together — the other years’ median is 0 complaints per year. NHTSA has 6 recalls on file, including Camera, Lug nuts, and Windshield.

2012 Porsche 911 — Photo by David Villarreal Fernández, resized from the original. Wikimedia Commons CC BY-SA 2.0

Complaints

Per year

Recalls

Years on the road

Next to 2020 and 2022

The 2020 911 has 0 complaints, 0 per year, and the 2022 has 0 complaints, 0 per year. The 2021 has about the same number of complaints per year as the 2020. The 2021 has about the same number of complaints per year as the 2022.

The complaint rate is complaints filed in this year’s first 3 years on the road, divided by however many of those years have passed. Recalls are a separate count. The numbers are for the US-market 2021 Porsche 911. How we count. Data as of 2026-10-16.

Recalls (6)

Recall back-over prevention, sensing system, camera 2025-12-19 · NHTSA campaign 25V896000

Summary 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."

Remedy Dealers will update the driver assistance software, free of charge. Owner notification letters were mailed February 13, 2026. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is ASB2. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning January 19, 2026.

Recall wheels, lug nuts 2024-10-28 · NHTSA campaign 24V809000

Summary 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.

Remedy Owners should not drive their vehicles until they have been repaired. Dealers will check the center lock wheel fastening system and replace any incorrectly manufactured parts, as necessary, free of charge. Owner notification letters were mailed on January 24, 2024. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is ARC4.

Recall visibility, windshield 2024-02-28 · NHTSA campaign 24V155000

Summary 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.

Remedy Dealers will inspect and replace the windshield and rear window as necessary, free of charge. Owner notification letters were mailed on August 30, 2024. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is ARA3.

Recall seat belts, rear or other, retractor 2021-08-04 · NHTSA campaign 21V608000

Summary 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 can prevent the child restraint system from securing properly. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 208, "Occupant Crash Protection."

Remedy Dealers will inspect and replace the seat belt assemblies, as necessary, free of charge. Owner notification letters were mailed October 1, 2021. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AMB6.

Recall Seats 2021-06-23 · NHTSA campaign 21V467000

Summary 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.

Remedy Dealers will install the correct seat, free of charge. Owner notification letters were mailed November 16, 2021. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AMB3.

Recall Suspension 2021-03-10 · NHTSA campaign 21V157000

Summary 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 Coupe, 911 Turbo Cabriolet, 911 Turbo S Cabriolet, 718 Spyder, and Boxster vehicles. Certain suspension components may not have been tightened correctly and can loosen.

Remedy Dealers will replace the affected suspension nuts and bolts. Dealers will also inspect surrounding components for damage, and replace any damaged parts as necessary. Repairs will be performed free of charge. Owner notification letters were mailed May 7, 2021. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AMA3.

Complaints by component (0 total)

No complaints on file with NHTSA for this model year.

NHTSA crash ratings

Version	Overall	Front	Side	Rollover
2021 Porsche 911 Carrera 2 DR RWD	Not rated	Not rated	Not rated	Not rated
2021 Porsche 911 Carrera 4 2 DR AWD	Not rated	Not rated	Not rated	Not rated
2021 Porsche 911 Carrera 4 Cabriolet C AWD	Not rated	Not rated	Not rated	Not rated
2021 Porsche 911 Carrera 4S 2 DR AWD	Not rated	Not rated	Not rated	Not rated
2021 Porsche 911 Carrera 4S Cabriolet C AWD	Not rated	Not rated	Not rated	Not rated
2021 Porsche 911 Carrera Cabriolet C RWD	Not rated	Not rated	Not rated	Not rated
2021 Porsche 911 Carrera S 2 DR RWD	Not rated	Not rated	Not rated	Not rated
2021 Porsche 911 Carrera S Cabriolet C RWD	Not rated	Not rated	Not rated	Not rated
2021 Porsche 911 Targa 4 2 DR AWD	Not rated	Not rated	Not rated	Not rated
2021 Porsche 911 Targa 4S 2 DR AWD	Not rated	Not rated	Not rated	Not rated
2021 Porsche 911 Targa 4S Heritage Edition 2 DR AWD	Not rated	Not rated	Not rated	Not rated
2021 Porsche 911 Turbo S 2 DR AWD	Not rated	Not rated	Not rated	Not rated
2021 Porsche 911 Turbo S Cabriolet C AWD	Not rated	Not rated	Not rated	Not rated

Stars are how this vehicle did in NHTSA crash tests. They are a safety result, separate from the complaint record. Not rated means that test was not run for this version.

Fuel economy

Trim	Engine	Transmission	Drive	City	Hwy	Combined	Annual fuel cost
911 Carrera	3L, 6-cyl	Automatic (AM-S8)	Rear-wheel drive	18	24	20 MPG	$4000
911 Carrera 4	3L, 6-cyl	Automatic (AM-S8)	All-wheel drive	18	24	20 MPG	$4000
911 Carrera 4 Cabriolet	3L, 6-cyl	Automatic (AM-S8)	All-wheel drive	18	24	20 MPG	$4000
911 Carrera 4S	3L, 6-cyl	Automatic (AM-S8)	All-wheel drive	18	23	20 MPG	$4000
911 Carrera 4S	3L, 6-cyl	Manual 7-speed	All-wheel drive	17	25	20 MPG	$4000
911 Carrera 4S Cabriolet	3L, 6-cyl	Automatic (AM-S8)	All-wheel drive	18	23	20 MPG	$4000
911 Carrera 4S Cabriolet	3L, 6-cyl	Manual 7-speed	All-wheel drive	17	24	20 MPG	$4000
911 Carrera Cabriolet	3L, 6-cyl	Automatic (AM-S8)	Rear-wheel drive	18	24	20 MPG	$4000
911 Carrera S	3L, 6-cyl	Manual 7-speed	Rear-wheel drive	18	25	21 MPG	$3800
911 Carrera S	3L, 6-cyl	Automatic (AM-S8)	Rear-wheel drive	18	23	20 MPG	$4000
911 Carrera S Cabriolet	3L, 6-cyl	Automatic (AM-S8)	Rear-wheel drive	18	23	20 MPG	$4000
911 Carrera S Cabriolet	3L, 6-cyl	Manual 7-speed	Rear-wheel drive	17	25	20 MPG	$4000
911 Targa 4	3L, 6-cyl	Automatic (AM-S8)	All-wheel drive	18	24	20 MPG	$4000
911 Targa 4S	3L, 6-cyl	Automatic (AM-S8)	All-wheel drive	18	23	20 MPG	$4000
911 Targa 4S	3L, 6-cyl	Manual 7-speed	All-wheel drive	17	24	20 MPG	$4000
911 Turbo	3.7L, 6-cyl	Automatic (AM-S8)	All-wheel drive	15	20	17 MPG	$4700
911 Turbo Cabriolet	3.7L, 6-cyl	Automatic (AM-S8)	All-wheel drive	15	20	17 MPG	$4700
911 Turbo S	3.7L, 6-cyl	Automatic (AM-S8)	All-wheel drive	15	20	17 MPG	$4700
911 Turbo S Cabriolet	3.7L, 6-cyl	Automatic (AM-S8)	All-wheel drive	15	20	17 MPG	$4700

Specs and fitment

992 generation, 2020–present

Body styles Coupe, Cabriolet, Targa

Oil 0W-40 (Porsche C40 / VW 511 00 approved; confirm filler-cap approval list) , 7.5 qt capacity

Tire size 235/40R19, 245/35R20, 295/35R20 (trim-dependent; staggered) front / 295/35R20, 305/30R21 (trim-dependent; staggered) rear

Known issues for this generation

NHTSA recall 24V-123 covers certain 2023 Porsche 911 variants whose rear seat-belt automatic locking retractor (ALR) may deactivate early, which can prevent a child restraint from securing properly (FMVSS 208). Dealers inspect and replace the rear three-point belts as needed.

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Frequently asked questions

Is the 2021 Porsche 911 reliable?

Is the 2021 Porsche 911 more reliable than the years next to it?

Has the 2021 Porsche 911 been recalled?

The 2021 Porsche 911 has 6 recalls on file with NHTSA. See the recalls table on this page for dates, components, and remedies.

How many complaints have owners filed about the 2021 Porsche 911?

Owners have filed 0 complaints about the 2021 Porsche 911 with NHTSA.

What mpg does a 2021 Porsche 911 get?

EPA-rated combined fuel economy for the 2021 Porsche 911 is 19.4 MPG. See the fuel economy table on this page for city and highway figures by engine and transmission.

Which Porsche 911 generation covers 2012-2019 US model years?

The site tracks the 991 platform for 2012-2019 and the 992 platform from 2020 onward; oil and tire specs vary widely by engine and trim, so confirm in the owner manual for your exact car.

What tire sizes fit a US Porsche 911?

Published US specs commonly list front 235/40R19, 245/35R20, 295/35R20 (trim-dependent; staggered) and rear 295/35R20, 305/30R21 (trim-dependent; staggered); confirm on the door jamb placard for your trim.

What NHTSA recalls affect the US Porsche 911?