2021 Hyundai Kona: common problems and reliability

The 2021 Hyundai Kona has 248 owner-filed NHTSA complaints and 1 recall on record. The most-reported areas are engine and electrical system. Owners most often flag chronic engine problems (stalling, rough idle, failure to start, excessive oil consumption) in first-generation gasoline models (approx. 2018-2023). frequency: very frequent.

Safety record for the 2021 model year

248
Owner complaints
1
Recalls
5
Crash reports
7
Fire reports

Source: NHTSA complaints and recalls filed for 2021 Hyundai Kona vehicles (US, public record).

Is 2021 a good year for the Kona?

Across the 7 Kona model years we track, complaint volume runs from 27 (2025) to 331 (2020). With 248 complaints, the 2021 Kona sits abovethe model's median of 72.

These are raw NHTSA complaint totals, not adjusted for how many cars sold or how long each model year has been on the road. Older and higher-selling years accumulate more complaints.

Where owners report problems

engine
150
electrical system
30
power train
29
vehicle speed control
10
fuel/propulsion system
9

Recalls affecting the 2021 Kona

engine

Campaign 21V301000

Hyundai Motor America (Hyundai) is recalling certain 2019-2020 Elantra, 2019-2021 Kona and Veloster vehicles equipped with 2.0L Nu MPI engines. The piston oil rings may not have been properly heat-treated, which could re

What owners say across generations

Sentiment is sharply divided by powertrain and generation, with no clear consensus. Long-term owners of first-generation (approx. 2018-2023) gasoline models report a high frequency of significant mechanical and electrical issues,…

  • Chronic engine problems (stalling, rough idle, failure to start, excessive oil consumption) in first-generation gasoline models (approx. 2018-2023). Frequency: very frequent.
  • Transmission issues: "Laggy" or "jumpy" feeling in DCT models; concerns over CVT reliability. Frequency: recurrent.

Owner insights cover all generations of the Kona. See the full Kona owner picture and every model year.

Typical used price

Used Kona listings typically run $16,590–$24,788 across 2018 to 2026 model years.

Other Kona model years

Compare every Kona year side by side to see how 2021 ranks against the rest.

Compare the Kona against its rivals