Model year guide

2018 Kia Niro

Recalls, most-reported problems, crash-test ratings, fuel economy and what a 2018 Kia Niro is worth — from official NHTSA and EPA data. 6 on record.

2018 Kia Niro — representative photo
Representative photo · via Wikimedia Commons

2018 Kia Niro at a glance

Safety recalls3
Combined49 mpg
Typical price$20,524

Free: that car's specs and build sheet, model-year recall campaigns and a fair price.

2018 Kia Niro recalls 3

Hybrid Propulsion System NHTSA Campaign #18V666000 · 25/09/2018

Kia Motors America (Kia) is recalling certain 2017-2018 Kia Niro hybrid electric vehicles. The Main Relay within the Power Relay Assembly (PRA) may have inadequate connections between its contacts, causing increased electrical resistance.

Fix: Kia will notify owners, and dealers will inspect the Power Relay Assembly (PRA) for damage. If no damage is found, the main relay will be replaced. If damage is found, the PRA will be replaced. These repairs will be performed free of charge. The recall began November 23, 2018. Owners may conta…

Hybrid Propulsion System NHTSA Campaign #22V836000 · 11/11/2022

Kia Motors America (Kia) is recalling certain 2017-2018 Kia Niro hybrid electric vehicles previously recalled under recall 18V-666. The Main Relay within the Power Relay Assembly (PRA) may have inadequate connections between its contacts, causing increased electrical resistance, which can overheat the rear seats.

Fix: Dealers will inspect the PRA and replace either the PRA or the Main Relay, as necessary, free of charge. Owner notification letters were mailed January 9, 2023. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is SC256. This recall supersedes NHTSA recall …

Power Train:automatic Transmission:internal:clutches/bands:actuators/solenoids NHTSA Campaign #23V534000 · 31/07/2023

Kia America, Inc. (Kia) is recalling certain 2017-2022 Niro and 2018-2022 Niro Plug-in Hybrid vehicles. Fluid may leak into the printed circuit board inside the hydraulic clutch actuator, which can result in an engine compartment fire.

Fix: Dealers will inspect and replace the hydraulic clutch actuator as necessary and install a new fuse, free of charge. Owner notification letters were mailed December 29, 2023. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is SC276.

Source: U.S. NHTSA. A campaign covers the model year; to see whether a particular car still needs the repair, check its VIN on NHTSA.gov or ask a franchised dealer.

2018 Kia Niro MPG & running costs

Combined49 mpg
City51 mpg
Highway46 mpg
Est. annual fuel cost$1,350

Source: U.S. EPA / DOE fueleconomy.gov.

What's a 2018 Kia Niro worth?

Low
$17,599
Typical price
$20,524
High
$23,640

From 5 comparable 2018 Kia Niro listings.

Estimated 5-year cost to own

A rough guide to what running a 2018 Kia Niro costs over five years and 75,000 miles.

Fuel (5 yrs)$6,750
Fuel only$6,750
Per mile$0.09

How this is estimated: fuel is the U.S. EPA annual cost at 15,000 miles a year. There aren't enough comparable listings to estimate depreciation for this model, so it is left out. Not included: insurance, maintenance, repairs, taxes, registration and finance costs. Treat it as a comparison guide, not a quote.

2018 Kia Niro trims & engines on record

Trims
FE (HEV), LX (HEV) · TOURING (HEV), EX Premium (HEV) · EX Premium (PHEV), Graphite Edition (HEV)
Engines
1.6L 4-cyl 104 hp

2018 Kia Niro vehicles on record

Other Kia Niro model years

2018 Kia Niro — frequently asked questions

Does the 2018 Kia Niro have any safety recalls?

NHTSA lists 3 recall campaigns for the 2018 Kia Niro. Whether an individual car still needs a recall repair depends on its VIN — check it on NHTSA.gov or ask a franchised dealer. Recall repairs are free.

What gas mileage does the 2018 Kia Niro get?

The 2018 Kia Niro has a U.S. EPA estimate of 49 mpg combined (51 city / 46 highway).

How much is a 2018 Kia Niro worth?

Comparable 2018 Kia Niro listings run roughly $17,599–$23,640, typically around $20,524 (from 5 vehicles).

Sources: NHTSA (recalls, complaints, crash tests), U.S. EPA (fuel economy). Vehicle data only — CarLogs never shows owner information.