Is the 2020 Lexus NX300 reliable?

The 2020 Lexus NX300 has 6 complaints filed with NHTSA (0.6x the segment average). Our reliability verdict: excellent. Most common issue: OTHER problems.

What are common problems with the 2020 Lexus NX300?

Top problems: OTHER (2 complaints, avg repair $500); SPEED CONTROL (2 complaints, avg repair $500); ENGINE (1 complaints, avg repair $500). Issues typically appear around 50K miles.

Are there any recalls on the 2020 Lexus NX300?

No recalls have been issued for the 2020 Lexus NX300.

How much does it cost to fuel a 2020 Lexus NX300?

The 2020 Lexus NX300 gets 25 MPG combined. At current US average gas prices, driving 12,000 miles per year costs roughly $1920. See the interactive fuel cost calculator on this page for state-specific pricing.

How much does it cost to insure a 2020 Lexus NX300?

Estimated US average full-coverage insurance for the 2020 Lexus NX300 is approximately $2,124/year (suv-luxury class). Actual quotes vary heavily by state, driver age, driving record, and credit — see the interactive insurance estimator on this page for state-specific pricing.

2020 Lexus NX300

Problems, Recalls & Reliability Report

Excellent Reliability

Quick Summary

The 2020 Lexus NX300 has 6 owner complaints filed with NHTSA — that's 0.6x the segment average of 10. The most common issue is other problems (33% of all complaints), specifically: imy 2020 lexus nx 300 had a 10,000 mile service on 10-6-2020 on 10-13-20 ive notice water coming in my car from center console. called dealer and was told bring it in on 10-15-20. was told by them a spider web caused blockage of drain tube and flooded my interior of car. also was not covered by warr. ⚠️ 1 fire report filed.

1 fire report

Total Complaints

Recalls Issued

5/5

Safety Stars

0.6x

vs Segment Avg

Known Problems(top 4 of 4)

OTHER

2 complaints

33%

• IMY 2020 LEXUS NX 300 HAD A 10,000 MILE SERVICE ON 10-6-2020 ON 10-13-20 IVE NOTICE WATER COMING IN MY CAR FROM CENTER CONSOLE. CALLED DEALER AND WAS TOLD BRING IT IN ON 10-15-20. WAS TOLD BY THEM A SPIDER WEB CAUSED BLOCKAGE OF DRAIN TUBE AND FLOODED MY INTERIOR OF CAR. ALSO WAS NOT COVERED BY WARR

Typical onset: 50K miles Est. repair: $500

“IMY 2020 LEXUS NX 300 HAD A 10,000 MILE SERVICE ON 10-6-2020 ON 10-13-20 IVE NOTICE WATER COMING IN MY CAR FROM CENTER CONSOLE. CALLED DEALER AND WAS TOLD BRING IT IN ON 10-15-20. WAS TOLD BY THEM A SPIDER WEB CAUSED BLOCKAGE OF DRAIN TUBE AND FLOODED MY INTERIOR OF CAR. ALSO WAS NOT COVERED BY WARR”

— NHTSA complaint filing

Fuel Cost Calculator for 2020 Lexus NX300

Live EIA prices

Annual miles driven: 12,000

Your state (affects local gasoline price)

Per year

$1,920

Per month

$160

Per mile

16.0¢

MPG

City driving (worst-case MPG)

$2,182/yr

Highway driving (best-case MPG)

$1,715/yr

Based on EPA fuel-economy ratings and EIA weekly retail prices (2026-07-20). Real-world cost varies with driving style, trim/engine, terrain, and traffic.

5-Year Gas Price History

EIA weekly retail data · 2021 → today

Show:

Current

$4.00

5-year low

$2.78

5-year high

$5.01

Since 2021

+27%

Source: US Energy Information Administration weekly retail gasoline prices.

Estimated Insurance Cost for 2020 Lexus NX300

Estimate only, not a quote. Modeled from NAIC + HLDI averages for a hypothetical 35-year-old driver with clean record + full coverage. Your actual quote depends heavily on your age, driving history, credit, ZIP code, and insurer.

Your state (affects local premium average)

Full coverage / year

$2,124

Full coverage / month

$177

Liability only / year

$688

vs US avg

+27%

How this estimate is calculated

US base full-coverage premium$1674

× state (US)1.00x

× vehicle class (suv-luxury)1.35x

× theft risk1.00x

× safety rating0.94x

× vehicle age1.00x

= Full coverage estimate$2124

Coverage assumed: 100/300/100 liability + comprehensive/collision, $500 deductibles. Data sources: NAIC 2024 + HLDI loss studies.

Maintenance & Warranty

Recommended Lexus NX300 Service Intervals

Oil change

10K mi / 12 mo

Tire rotation

5K mi

Brake fluid

30 months

Transmission fluid

60K mi

Engine coolant

100K mi

Spark plugs

120K mi

Cabin air filter

30K mi

Engine air filter

30K mi

Differential (AWD/4WD)

60K mi

Toyota Motor Corporation-recommended 10K interval with 0W-20 synthetic. Hybrid models use conventional service intervals; battery is 10-year warranty.

"Severe service" conditions (heavy towing, extreme temps, city stop-and-go) typically halve these intervals. Always consult your vehicle's owner's manual for the authoritative schedule.

Lexus New-Vehicle Warranty Coverage

Bumper-to-bumper (basic)

4 yr / 50K mi

Powertrain

6 yr / 70K mi

Hybrid/EV battery

10 yr / 150K mi

Corrosion (rust perforation)

6 yr / unlimited mi

Roadside assistance

4 yr / unlimited mi

Hybrid battery is now 10yr/150K miles for 2020+ hybrids

These are the terms for a new Lexus. If you're buying a used 2020 NX300, remaining coverage is usually pro-rated from the vehicle's original in-service date. Not all coverage transfers between owners — check with a Lexus dealer for VIN-specific remaining warranty.

Estimated Repair Costs

OTHER(~50K mi)

$500

SPEED CONTROL(~50K mi)

$500

ENGINE(~50K mi)

$500

VISIBILITY(~50K mi)

$500

Estimates based on average reported repair costs. Actual costs vary by location, shop, and severity.

🔍 Pre-Purchase Inspection Checklist

Based on 6 owner complaints for this specific year, here's what to check or ask about:

☐
OTHER: IMY 2020 LEXUS NX 300 HAD A 10,000 MILE SERVICE ON 10-6-2020 ON 10-13-20 IVE NOTICE WATER COMING IN MY CAR FROM CENTER CONSOLE. CALLED DEALER AND WAS TOLD BRING IT IN ON 10-15-20. WAS TOLD BY THEM A SPIDER WEB CAUSED BLOCKAGE OF DRAIN TUBE AND FLOODED MY INTERIOR OF CAR. ALSO WAS NOT COVERED BY WARR
Typically appears around 50K miles. Repair cost ~$500
☐
SPEED CONTROL: FEATURE ACC: CONTROLS ACCELERATION AND/OR BRAKING TO MAINTAIN A PRESCRIBED DISTANCE BETWEEN THE VEHICLE AND ANOTHER ONE IN FRONT. MAY BE ABLE TO COME TO A STOP AND CONTINUE. SAFETY ISSUE: THE BRAKE LIGHTS DO NOT COME ON ESPECIALLY WHEN COMING TO A COMPLETE STOP IN TRAFFIC. VEHICLES FOLLOWING MY CAR
Typically appears around 50K miles. Repair cost ~$500
☐
ENGINE: TL* THE CONTACT OWNS A 2020 LEXUS NX300. THE CONTACT STATED THAT AT 2:45 AM THERE WAS A LOAD SOUND COMING FROM THE DRIVEWAY WHERE THE VEHICLE WAS PARKED. THE CONTACT THEN DISCOVERED HER VEHICLE WAS ON FIRE NEAR THE FRONT OF THE HOOD. THE TIRE EXPLODED ALONG WITH THE WINDSHIELD FRACTURING. THE CONTAC
Typically appears around 50K miles. Repair cost ~$500
☐
VISIBILITY: ON 11-05-2020 I WAS DRIVING MY NEW LEXUS (3200 MILES ON IT) ABOUT 55 MPH ON A 4 LANE HIGHWAY IN LIGHT TRAFFIC. IT WAS A SUNNY AFTERNOON AND 84 DEGREES. ALL OF A SUDDEN THERE WAS A VERY LOUD EXPLOSION SOUND FROM ABOVE OUR HEADS AND THEN THE SOUND OF GLASS FLYING OFF FROM THE VEHICLE ONTO THE ROADWA
Typically appears around 50K miles. Repair cost ~$500
☐
General: Get a pre-purchase inspection from an independent mechanic ($100-$200)