2018 Kia Soul Depreciation

A 8-year-old 2018 Kia Soul has lost about 44.9% of its roughly $16,200 original value. In the 2026 source cohort, it typically listed for around $9,211, with most listings between $7,168 and $11,834. Listed examples average 97,494 miles.

Kia Soul exterior
Photo: Throwawayacc222 via Wikimedia Commons · CC0 1.0

2018 Kia Soul Price by Mileage

What buyers actually pay at different odometer readings.

50k–75k mi
$11,109· 15 listings
75k–100k mi
$9,655· 24 listings
100k–130k mi
$8,580· 27 listings
Over 130k mi
$6,983· 9 listings

How Mileage Affects 2018 Kia Soul Price

Each dot is a real listing — price plotted against odometer reading.

2018 Kia Soul median price by mileage band
MileageMedian priceListings
50k–75k mi$11,10915
75k–100k mi$9,65524
100k–130k mi$8,58027
Over 130k mi$6,9839

What's a Good Price for a 2018 Kia Soul?

Great deal

Under $7,999

Typical

$7,999$10,995

Overpriced

Above $10,995

Based on the middle 50% of listings — always adjust for mileage and condition.

Price Spread

Range across 77 listings.

Low $6,441High $14,015

Half of all listings fall between $7,999 and $10,995, with a median of $9,097.

2018 Kia Soul Efficiency & Specs

EPA fuel-economy and powertrain data.

Combined

27 MPG

City / Hwy

25 / 30

Fuel / year

$2,250

Fuel

Regular

Engine

1.6L 4-cyl

EPA class

Small Station Wagons

Depreciation by Trim

See how each 2018 Kia Soul trim holds its value.

TrimFuelMSRPMedian ResaleDepreciationListings
BaseGasoline$16,200$9,21144.9%78

How the 2018 Kia Soul Compares to Other Years

At 44.9% depreciation, the 2018 Kia Soul sits among its neighbors on the depreciation curve. The one-year-newer 2019 has lost 38.7% (around $10,594), so stepping up a model year costs roughly $1,383 more. The older 2017 sits at 48.7% (around $9,173), so dropping back a year saves about $38. Buying one model year newer or older is one of the easiest ways to trade purchase price against age and remaining warranty.

Safety Ratings

NHTSA crash test ratings for the 2018 Kia Soul.

Overall
Frontal Crash
Side Crash
Rollover

View full NHTSA report

Known Issues & Complaints

210 NHTSA complaints, 1 recalls reported.

ENGINE

98 complaints

Car stalls in traffic repeatedly. Code identified crank shaft .

7 fires

POWER TRAIN

30 complaints

The contact owns a 2018 Kia Soul. The contact stated that while driving at 45 MPH, the vehicle stalled and jerked while accelerating and experienced severe jerking while decelerating. The failure had occurred on several occasions. On June 1

UNKNOWN OR OTHER

20 complaints

During a BBB dispute regarding warranty coverage, Kia Corporate claimed the vehicle is ineligible for safety recall repairs.

2 crashes3 fires

ELECTRICAL SYSTEM

15 complaints

I am writing to report safety concerns regarding my 2018 Kia Soul Plus. I have been experiencing several engine issues, including knocking noises, hesitation during acceleration, excessive oil consumption, and an active check engine light.

1 crash2 fires

AIR BAGS

10 complaints

I am submitting this complaint regarding failure to complete a federally mandated safety recall and the subsequent release of my vehicle in an unsafe condition after prolonged dealer custody. Vehicle Information provided above Safety Recall

8 crashes8 injuries

ENGINE AND ENGINE COOLING

9 complaints

The contact owns a 2018 Kia Soul. The contact stated that while driving at an undisclosed speed, the vehicle inadvertently lost motive power. The contact was able to pull over to the shoulder of the roadway, where the vehicle failed to rest

Top Issues

  • ENGINE
  • POWER TRAIN
  • UNKNOWN OR OTHER
  • ELECTRICAL SYSTEM
  • AIR BAGS

Buyer Red Flags

  • !Recall 22V031000 (AIR BAGS): Kia Motors America (Kia) is recalling certain 2017-2019 Sedona, Soul, Soul EV, 2017-2018 Forte, and 2017 Forte Koup vehicles. The Air Bag Control Unit (ACU) cover may contact a mem

Frequently Asked Questions

How much is a 2018 Kia Soul worth?

A 2018 Kia Soul is typically worth around $9,211, with most listings falling between $7,168 and $11,834. The single biggest swing factor is mileage — listed examples average about 97,494 miles, and each additional 10,000 miles shaves a few percent off the price. Condition, accident history, trim, and how many owners a car has had move the number from there. Treat the median as a fair starting point and adjust up for a clean, low-mileage, one-owner car or down for higher mileage and any reported damage.

How much has the 2018 Kia Soul depreciated?

The 2018 Kia Soul has lost about 44.9% of its original $16,200 base MSRP — roughly $7,274 in value, after adjusting listing prices to typical mileage for the age. Most of a car's lifetime depreciation happens in its earliest years, so a vehicle of this age has usually weathered the steepest part of the curve already. That's what makes a well-kept example at this age an efficient buy: you let the original owner absorb the fastest depreciation, then enjoy a much slower decline from here.

How many miles does a used 2018 Soul have?

Listed 2018 Souls average about 97,494 miles, with most between 68,112 and 123,633. As a rule of thumb, "average" mileage for any car is roughly 12,000 miles per year of age, so compare a specific listing against that benchmark. A below-average odometer commands a premium and an above-average one a discount, but a higher-mileage car with complete service records and one owner can be a better buy than a low-mileage car with gaps in its history. Consistent maintenance does more for a car's remaining lifespan than a low number on the odometer alone.

What is a good price for a 2018 Kia Soul?

For a 2018 Kia Soul, anything under $7,999 is a strong deal, $7,999 to $10,995 is the typical range where most cars trade, and above $10,995 is on the expensive side — those higher prices usually buy lower mileage, a certified warranty, or a premium trim. Always weigh the asking price against the car's specific mileage and condition rather than the sticker alone: a slightly higher price for a clean, one-owner, accident-free example is often money well spent. And treat a listing priced well below the range as a prompt to dig deeper — unusually cheap cars almost always have a reason, whether it's high mileage, accident history, or a branded title.

Methodology

Figures for the 2018 Kia Soul are computed from 78 real used-car listings. Each asking price is normalized to a standard 12,000 miles per year for the car's age, adjusted by a 5% asking-to-sale estimate, and compared against the original base MSRP for that VIN's trim. Full methodology. Updated August 2026.