2021 Infiniti Q50 reliability

Is it reliable?

NHTSA's file on the 2021 Infiniti Q50 holds 6 complaints after 6 years, a rate of 0 per year. That is fewer complaints per year than most Q50 years here — under the median of the other years, which is 4. NHTSA has 3 recalls on file, including Display, Spindle, and Engine control module, software.

2014 Infiniti Q50 — Photo by Mr.choppers, resized from the original. Wikimedia Commons CC BY-SA 3.0

Complaints

Per year

Recalls

Years on the road

What owners report

The complaints owners file most often name Speed control (2 of 6), then Air bags (1) and Engine (1). Those filings include 1 that reports a crash.

Next to 2020 and 2022

The 2020 Q50 has 3 complaints, 0 per year, and the 2022 has 1 complaint, 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 Infiniti Q50. How we count. Data as of 2026-10-16.

Recalls (3)

Recall back-over prevention, display 2021-08-02 · NHTSA campaign 21V599000

Summary Nissan North America, Inc. (Nissan) is recalling certain 2021 Infinity Q50, Q60, and QX80 vehicles. A software error may deactivate the audio/video control unit screen, preventing the rear-view image from displaying. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 111, "Rear Visibility."

Remedy Dealers will update the control unit software, free of charge. Owner notification letters were mailed September 14, 2021. Owners may contact Nissan customer service at 1-800-867-7669. Nissan's number for this recall is R21A9.

Recall suspension, rear, axle, spindle 2021-05-27 · NHTSA campaign 21V402000

Summary Nissan North America, Inc. (Nissan) is recalling certain 2020 Nissan Murano, INFINITI QX60, 2021 Nissan GT-R, INFINITI QX50, and Q50 vehicles. The front steering knuckle or rear axle housing may have insufficient strength due to improper heat-treatment.

Remedy Dealers will inspect and replace the front steering knuckle and rear axle housing, as necessary, free of charge. Owner notification letters were mailed July 26, 2021. Nissan owners may contact customer service at 1-800-867-7669. INFINITI owners may contact customer service at 1-800-662-6200.

Recall engine and cooling, engine, engine control module, software 2021-04-04 · NHTSA campaign 21V234000

Summary Nissan North America, Inc. (INFINITI) is recalling certain 2021 INFINITI Q50 and Q60 vehicles. After detecting rapid acceleration, the Engine Control Module (ECM) may incorrectly reduce engine power and reduce fuel supply to the engine.

Remedy INFINITI will notify owners, and dealers will reprogram the ECM software, free of charge. The recall began on May 25, 2021. Owners may contact INFINITI customer service at 1-800-662-6200. INFINITI's number for this recall is R20C5.

Complaints by component (6 total)

Speed control

Air bags

Engine

Engine and engine cooling

Forward collision avoidance

Powertrain

Structure

Wheels

Crash-flagged

Fire-flagged

Injury reports

Death reports

Complaints filed per year

Excerpts from recent NHTSA complaint filings

"In August 2026, while driving, the vehicle suddenly lost acceleration and engine power and would only travel at a very slow speed. The check engine light came on. The driver had to safely stop, turn the engine off, and…"
Powertrain, Speed control, Engine · filed 2026-09-21
"The contact owns a 2021 Infiniti Q50. The contact stated that while driving approximately 70 - 80 MPH and attempting to accelerate, the vehicle would accelerate but failed to exceed 10 MPH. The accelerator pedal had to…"
Engine and engine cooling · filed 2026-09-08
"The contact owns a 2021 Infinity Q50. The contact stated that the vehicle was recently purchased from a dealer. When the vehicle was purchased, the tires were replaced. The vehicle was later taken to the dealer for…"
Wheels · filed 2026-02-09
"The contact owns a 2021 Infiniti Q50. The contact stated that while driving at undisclosed speeds, the air bag warning light illuminated. The local dealer was not contacted. The vehicle was not diagnosed or repaired.…"
Air bags · filed 2024-08-09
"I was driving home on the Veterans Expressway in Tampa traveling about 65 mph when a sound like a gunshot almost caused me to lose control as I swerved out of fear - thankfully no other vehicles were nearby. I pulled…"
Structure · filed 2024-01-06

NHTSA crash ratings

Version	Overall	Front	Side	Rollover
2021 Infiniti Q50 4 DR AWD	Not rated	Not rated	Not rated	5 stars
2021 Infiniti Q50 4 DR RWD	Not rated	Not rated	Not rated	5 stars

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
Q50	3L, 6-cyl	Automatic (7-speed)	Rear-wheel drive	20	29	23 MPG	$3450
Q50 all-wheel drive	3L, 6-cyl	Automatic (7-speed)	All-wheel drive	19	27	22 MPG	$3650
Q50 Red Sport	3L, 6-cyl	Automatic (7-speed)	Rear-wheel drive	20	26	22 MPG	$3650
Q50 Red Sport all-wheel drive	3L, 6-cyl	Automatic (7-speed)	All-wheel drive	19	26	22 MPG	$3650

Specs and fitment

V37 generation, 2014–present

Body styles Sedan

Oil 0W-20 full synthetic (3.0L twin-turbo VR30 or 3.5L VQ) , 5.1 qt capacity

Tire size 225/55R17 (base), 245/40R19 (Red Sport)

Known issues for this generation

Recall 21V-402 covers certain 2020 Nissan Murano, INFINITI QX60, and other Nissan and Infiniti models, and certain 2021 INFINITI QX50 and Q50 vehicles: the front steering knuckle or rear axle housing may have been improperly manufactured. Dealers inspect and replace components as needed.

Compare

See every Infiniti Q50 model year →

Frequently asked questions

Is the 2021 Infiniti Q50 reliable?

What are common problems with a 2021 Infiniti Q50?

The complaints owners file most often name Speed control (2 of 6), then Air bags (1) and Engine (1). Those filings include 1 that reports a crash.

Is the 2021 Infiniti Q50 more reliable than the years next to it?

Has the 2021 Infiniti Q50 been recalled?

The 2021 Infiniti Q50 has 3 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 Infiniti Q50?

Owners have filed 6 complaints about the 2021 Infiniti Q50 with NHTSA.

What mpg does a 2021 Infiniti Q50 get?

EPA-rated combined fuel economy for the 2021 Infiniti Q50 is 22.3 MPG. See the fuel economy table on this page for city and highway figures by engine and transmission.

What oil does an Infiniti Q50 take?

0W-20 full synthetic for the common 3.0L twin-turbo VR30 or 3.5L VQ fills. Confirm the filler-cap grade.

What tire sizes does the Q50 use?

225/55R17 on base packages and 245/40R19 on Red Sport packages are listed here.

What does recall 21V-402 cover involving the Q50?

Certain 2021 Infiniti Q50 vehicles (with QX50, QX60, Murano, and other models): the front steering knuckle or rear axle housing may have been improperly manufactured; dealers inspect and replace components as needed.