2023 Kia Stonic 1.0 T-GDi MHEV GT Line S

Version: 1.0 T-GDi Mhev GT Line S DCT FWD Euro 6 (s/s) 5dr (118 bhp)

Price: £16,500. Fair price: £450 (2%) under the AskCar estimate of £16,950, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,686 priced Kia Stonic adverts on AskCar as of 30 October 2026.

AskCar lists 1,705 used Kia Stonic from 788 UK dealerships, as of 30 October 2026.

Overview

Make
Kia
Model
Stonic
Trim
GT Line S
Version
1.0 T-GDi Mhev GT Line S DCT FWD Euro 6 (s/s) 5dr (118 bhp)
Mileage
9,210 miles
Year
2023
Fuel type
Petrol
Body type
SUV
Engine
1.0 L
Gearbox
Automatic
Power
118 bhp
Seats
5
CO2
129 g/km
Colour
White
Doors
5
Driven wheels
Front Wheel Drive
Gearbox version
DCT
Engine badge
T-GDi; MHEV
Hybrid type
Mild hybrid
Emissions standard
Euro 6

About this car

With 9,210 miles on the clock, this 2023 Kia Stonic GT Line S has done roughly 9,500 fewer miles than a typical 2023 Kia Stonic. The AskCar estimate for this car is £16,950. It is priced at £16,500, which is £450 below that estimate. The AskCar estimate uses UK dealer asking prices, including 1,686 Kia Stonic adverts, and accounts for the car’s age, mileage and specification. This car was first seen in our listings data today. Its recorded MOT is valid until 21 July 2027, and its advertised mileage is consistent with the latest MOT reading. The seller is JCT600 Kia Castleford, based in Castleford.

Stock data as of 30 October 2026.

How we estimate prices and check cars

Price history

AskCar first saw this advert on 30 October 2026.

Recorded asking prices
Date observedAsking price
30 October 2026£16,500

Price and mileage comparison

Fair price: £450 (2%) under the AskCar estimate of £16,950.

The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.

It draws on 1,686 priced Kia Stonic adverts across different ages and specifications, as of 30 October 2026.

Advertised mileage is about 9,500 miles lower than the median mileage of a 2023 Kia Stonic on AskCar.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT: valid until 21 July 2027. 7,967 miles at the last test.

Other matching cars

174 other 2023 Kia Stonic GT Line S automatic petrol cars are for sale at UK dealers from £11,395 to £18,120, as of 30 October 2026.

The 5 cheapest:

The 174 matching cars have covered 2,658 to 69,255 miles, compared with 9,210 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. The AskCar estimate adjusts for these differences.

Browse all Kia Stonic cars for sale · 2023 Kia Stonic price guide

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Photos

56 photos of this car are on its AskCar page.

How to contact the dealer and its opening hours are on this AskCar page.

As of 30 October 2026, AskCar lists 580,490 cars and vans from 12,695 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.