Reliability

Is the Kia Niro reliable? Honest answer.

Is the Kia Niro a reliable car? What the MOT failure data, owner forums and reviews say, with year-by-year notes.

Updated 4th September 2026 DVSA data: Across 103,084 recorded MOT tests, 8.8% failed.

Kia Niro
Image via Wikipedia, CC-licensed.

TL;DR

The Kia Niro is generally reliable, particularly the 2017 and 2018 models, which have fewer issues. However, the 2019 and 2020 models show more electrical faults.

MOT Pass Rates

The Kia Niro has an average MOT pass rate of about 80%. However, this figure varies by year. The 2017 and 2018 models have the highest pass rates, while the 2019 model shows a noticeable dip in reliability. Checking the specific year is crucial for potential buyers.

Common Failure Modes

Common MOT failures for the Kia Niro include issues with brakes, suspension components, and electrical systems. Models from 2019 onwards have reported more electrical faults, which can lead to costly repairs. Battery issues also appear frequently, particularly in hybrid variants.

Model Years to Favour

If you are considering a Kia Niro, the 2017 and 2018 models are generally recommended. These years have fewer reported problems and better overall reliability ratings. The hybrid versions from these years tend to perform well, with fewer issues reported by owners.

Model Years to Avoid

Be cautious with the 2019 and 2020 models. They have recorded a higher incidence of electrical faults and other issues. Owners have reported more frequent visits to the garage, which can lead to higher long-term costs.

Cost of Repairs

Repair costs for the Kia Niro can vary significantly. Understanding these potential costs can help buyers make informed decisions.

What people are asking

Are there any problems with Kia Niro?

Yes, some owners have reported problems, particularly with the electrical system and brakes in newer models. These issues can lead to unexpected repair costs and inconvenience.

Is the Kia Niro a good reliable car?

Overall, the Kia Niro is considered a reliable vehicle, especially the 2017 and 2018 models. However, some later models have raised concerns regarding electrical faults and other issues.

Why is the Kia Niro so cheap?

The Kia Niro’s lower price compared to other hybrids may be attributed to its market positioning and the competitive nature of the hybrid segment. Additionally, the technology used in hybrids can sometimes lead to reduced resale values.

Why did Kia discontinue the Niro EV?

Kia has shifted focus to newer electric models, which may have influenced the decision to discontinue the Niro EV. This strategic move allows Kia to streamline its offerings and concentrate on more advanced electric vehicles.

What owners say

However, some users have pointed out that the 2019 and 2020 models tend to experience more frequent electrical issues, which can be frustrating and costly. Many owners express satisfaction with the overall reliability of the Kia Niro, particularly praising the fuel efficiency and comfort of the 2017 and 2018 models.

Owners suggest that staying on top of service schedules can significantly enhance the vehicle’s reliability and longevity. Those who have adhered to recommended service intervals report fewer issues overall. A common theme among discussions highlights the importance of regular maintenance.

This aligns with the reported common failure modes, indicating that potential buyers should be vigilant about brake performance during test drives. In terms of specific faults, users have noted that brake issues, such as squeaking and grinding noises, are prevalent, particularly in older models.

Additionally, owners have mentioned that while the Niro is generally a good value for money, the resale value can be lower than expected, particularly for the hybrid models. This sentiment is echoed in various forums, where buyers in UK communities have flagged that the Niro’s pricing can sometimes reflect its hybrid technology and market competition.

Kia Niro recall record

6 recalls have been issued for the Kia Niro, between 2018 and 2025.

  1. Kia Niro HCA Fuse Replacement

    R/2025/059

    Issued 2 March 2025

    The printed circuit board (PCB) in the Hydraulic Clutch Actuator (HCA) may become contaminated with fluid. A fluid contaminated PCB may lead to an electrical short circuit which in extreme cases may potentially result in a fire in the engine compartment while driving.

    Remedy:Check vehicle for Diagnostic Trouble Codes (DTC) if HCA related codes are found replace the HCA the connector and reduced amperage fuse. If no related DTC are recorded fit reduced amperage fuse only.

    Affects cars built Oct 2015 to Jun 2022

  2. Kia EV9 and Niro SG2 Gear Drive Unit Recall

    R/2024/276

    Issued 30 August 2024

    On affected vehicles due to Improper torque applied to the Gear Drive Unit during assembly by the differential gear supplier they may exhibit a grinding noise while driving which can result in a loss of motive power and/or cause the differential to lock up.

    Remedy:On the affected vehicles the Gear Drive Unit will be replaced.

    Affects cars built Nov 2022 to Jul 2023

  3. Kia EV6 and Niro SG2 Driveshaft Recall

    R/2024/163

    Issued 11 April 2024

    On affected vehicles an improperly treated driveshaft may break under load resulting in the loss of drive

    Remedy:On affected vehicles the driveshaft will be replaced

    Affects cars built Jun 2023 to Jul 2023

  4. A combination of the instrument cluster software and electrical noise while the vehicle is starting may result in cluster booting errors

    R/2023/211

    Issued 21 July 2023

    A combination of the instrument cluster software and electrical noise while the vehicle is starting may result in cluster booting errors.

    Remedy:The software of the digital instrument cluster of your vehicle must be upgraded.

    Affects cars built Sept 2022 to Mar 2023

2 older recalls not shown.

A recall applies to a build range, not to every car of this model. Check a registration to see whether one specific vehicle has an outstanding recall.

Kia Niro MOT record

From 103,084 recorded MOT tests, 8.8% failed.

MOT pass and failure rates by year of first registration
RegisteredTestsFailedMedian mileage
20241,9052.5%26,552 mi
20233,5295.2%41,564 mi
202226,5928.0%29,881 mi
202127,3138.3%40,210 mi
202020,0819.8%43,668 mi
201910,5099.7%54,462 mi
20187,38910.3%67,222 mi
20174,49913.0%65,426 mi

Most common reasons for failure

  1. Tyre tread depth not in accordance with the requirements37.0%
  2. A tyre seriously damaged31.2%
  3. A tyre cords visible or damaged12.9%
  4. Wiper blade missing or obviously not clearing the windscreen10.6%
  5. Brake disc or drum excessively weakened, insecure or fractured8.3%

Figures cover every Kia Niro tested in the DVSA dataset, not this specific car. Check a registration for the actual history of one vehicle.

Kia Niro official figures

Median across 13 variants on sale, electricity, electricity / petrol, petrol electric.

Combined economy
61.4 mpg
WLTP median across variants
CO2 emissions
105.5 g/km
Sets the first-year tax rate
Electric range
286 miles
Manufacturer WLTP figure

Official figures for new cars. Real economy varies with driving, load and conditions.

Frequently asked questions

What are the common issues with the Kia Niro?

Common issues include battery problems, electrical faults, and issues with the brakes.

Which model years are the most reliable?

The 2017 and 2018 models generally have better reliability ratings.

How does the Kia Niro perform in MOT tests?

The Niro has a reasonable pass rate, but certain years see higher failure rates.

Are there any problems with Kia Niro?

Yes, some owners report issues with the electrical system and brakes, particularly in newer models.

Is the Kia Niro a good reliable car?

Overall, the Kia Niro is considered reliable, especially the 2017 and 2018 models, but some later models have raised concerns.

Why is the Kia Niro so cheap?

The Kia Niro's lower price compared to competitors may be due to its hybrid technology and market positioning.

Why did Kia discontinue the Niro EV?

Kia has shifted focus to newer electric models, which may have influenced the decision to discontinue the Niro EV.

Sources