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2021 Hyundai Kona Report

Known issues, recalls, running costs, and what to check before you buy.

Updated May 30, 2026·Ryan Davis·1 Critical Recall
2021 Hyundai Kona Report

Overall Score

7.0/ 10
Our Verdict
Proceed with caution

Key Takeaways

  • The engine is the primary concern, with 50% of complaints related to this system, including failures and oil consumption.
  • A recall for the engine's piston oil rings (21V301000) impacts models with the 2.0L Nu MPI engine; confirm this has been addressed.
  • NHTSA awarded the Kona a 5-star overall safety rating, with 5 stars for frontal and side crashes.
  • Fuel economy is rated at 27 MPG combined for the All-Wheel Drive model.
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OverviewWho This Car Is ForReliability & ProblemsVehicle SpecsUnlock Full ReportFAQ
Overview

2021 Hyundai Kona

The 2021 Hyundai Kona offers a stylish subcompact SUV package with commendable safety scores, including a 5-star overall rating from NHTSA. However, its ownership experience is significantly overshadowed by widespread engine issues. A substantial number of complaints and a critical recall targeting the engine's piston oil rings suggest a potential for costly repairs. While its fuel economy is respectable at 27 MPG combined, the persistent engine problems demand careful consideration for used car shoppers.

Critical Failure Risk

Significant and recurring engine failures, including complete seizure and potential fire risk, have been reported. This is linked to improper heat treatment of piston oil rings as per recall 21V301000.

Early detection can help you avoid a $3,000-$7,000 repair.

Open Maintenance Analysis →

Safety & Bulletins

Open Recalls1
Service Bulletins0
Full Recall History →

Owner Complaints

114
Engine57
Detailed Issue Breakdown →

Performance & Efficiency

Horsepower
147–175HP
Torque
132–195 lb–ftLB-FT
Fuel Efficiency
Combined
27
MPG
City
26
MPG
Highway
29
MPG
Full Vehicle Specifications ↓

Reliability

8.1/ 10

Practicality

5.2/ 10
Buyer Fit

Who This Car Is For

Best for

Buyers prioritizing strong safety ratings in a compact SUV.

+2 more buyer-fit notes in the full report

Avoid if

Buyers seeking a low-maintenance, worry-free used vehicle.

+2 more buyer-fit warnings in the full report

2021 Hyundai Kona Reliability Analysis

Explore comprehensive reliability data including official safety recalls, consumer complaints, and common mechanical failures for the 2021 Hyundai Kona.

  • Recall TimelineOfficial safety notices
  • Owner ComplaintsReal driver reports
  • Failure AnalysisKnown part defects
Specs

Vehicle Specs

Fuel Type
Regular
Seating Capacity
5
Horsepower
147-175 hp
Torque
132-195 lb-ft
Transmission
Automatic
Drivetrain
All-Wheel Drive
Body Style
Suv
MSRP Range
$20,400 - $28,050
EPA Combined MPG
27

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Most Common Issues

1. ENGINE

Most reported

Usage: 57 reports

2. Powertrain

Usage: 10 reports

See all common issues in the maintenance guide

First Service Interval

- Oil Change (5W-30 Synthetic) (Parts: 5W-30 Synthetic Oil, Oil Filter) - Tire Rotation - Inspect Brakes

Est. shop cost: $75 - $125

7,500 mi

Unlock the full maintenance guide for every scheduled service interval and cost forecast.

Full pre-purchase inspection checklist
Complete maintenance schedule (5 service intervals)
Repair forecasts with mileage and cost context
Full buyer-fit guidance and who should avoid it
Full specs and trim-level context
1 recall campaign details & remedy notes
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FAQ

FAQ

Is the 2021 Hyundai Kona reliable?▾

The CarFocal Reliability Score for the 2021 Hyundai Kona is 8.1/10. Reliability score is 8.1/10. NHTSA recalls: 1. Owner complaints: 114.

How practical is the 2021 Hyundai Kona for daily use?▾

Practicality score is 5.2/10. EPA combined economy is 27 MPG. Seating capacity is 5. 4 passenger doors are listed. Boot capacity is 374 litres.

What is the overall score for the 2021 Hyundai Kona?▾

The CarFocal Overall Score for the 2021 Hyundai Kona is 7.0/10. Overall score is 7.0/10 (Good). Confidence 85%. Maintenance 8.2/10. Practicality 5.2/10.

What does it cost to own and maintain a 2021 Hyundai Kona?▾

Based on Carfocal's data, First listed service: - Oil Change (5W-30 Synthetic) (Parts: 5W-30 Synthetic Oil, Oil Filter) - Tire Rotation - Inspect Brakes at 7,500 miles. Estimated first-year maintenance: $600 - $900. Repair prediction highlight: Engine (typical at 50,000 miles, estimated cost Min: $3,000 • Max: $7,000).

What is the MSRP range for the 2021 Hyundai Kona?▾

MSRP range is $20,400 - $28,050.

What engine is in the 2021 Hyundai Kona?▾

Engine specs list Inline-4 • 4 • 1.6. Output is 147-175 hp • 132-195 lb-ft.

What transmission does the 2021 Hyundai Kona use?▾

According to CarFocal's specs for the 2021 Hyundai Kona, transmission is Automatic. The paired drivetrain is All-Wheel Drive.

What is the combined EPA MPG for the 2021 Hyundai Kona?▾

EPA combined estimate is 27 MPG.

What kind of powertrain does the 2021 Hyundai Kona use?▾

Powertrain classification is Battery Electric (BEV).

What driver assistance and safety features are available on the 2021 Hyundai Kona?▾

13 standard driver assistance features. Key features include Anti-lock Braking System, Electronic Stability Control, Traction Control.

What is the fuel economy range for the 2021 Hyundai Kona?▾

According to CarFocal's specs for the 2021 Hyundai Kona, fuel economy range is 27-33 mpg combined.

How many people fit in a 2021 Hyundai Kona?▾

According to CarFocal's specs for the 2021 Hyundai Kona, seating capacity is 5.

What body style is the 2021 Hyundai Kona?▾

According to CarFocal's specs for the 2021 Hyundai Kona, body style is suv.

What drivetrain does the 2021 Hyundai Kona use?▾

According to CarFocal's specs for the 2021 Hyundai Kona, drivetrain is All-Wheel Drive. Transmission is Automatic.

What are the NHTSA safety ratings for the 2021 Hyundai Kona?▾

NHTSA ratings: Overall 5/5 • Frontal 5/5 • Side 5/5 • Rollover 4/5.

What are the most common engine problems on the 2021 Hyundai Kona?▾

Top complaint category: engine (57 reports, 50% of complaints).

Are there open safety recalls on the 2021 Hyundai Kona?▾

This model year has 1 official safety campaigns listed.

Should buyers consider alternatives to the 2021 Hyundai Kona?▾

Alternatives listed in this guide: 2021 Honda HR-V and 2021 Mazda CX-30.

Start Here

Maintenance guide

Costs + intervals

Recall report

Campaigns + remedy notes

Owner complaints

Issue volume + categories

In this guide

  1. 01Overview
  2. 02Who This Car Is For
  3. 03Reliability & Problems
  4. 04Vehicle Specs
  5. 05Unlock Full Report
  6. 06FAQ

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