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: £16,990. Fair price: £424 (2%) over the AskCar estimate of £16,566, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,712 priced Kia Stonic adverts on AskCar as of 31 October 2026.

AskCar lists 1,725 used Kia Stonic from 786 UK dealerships, as of 31 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
14,000 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
Blue
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

This 2023 Kia Stonic GT Line S is advertised with 14,000 miles, approximately 5,100 below the typical mileage for its age. Its asking price of £16,990 is £424 above the AskCar estimate of £16,566. The AskCar estimate uses UK dealer asking prices, including 1,712 Kia Stonic adverts, and accounts for the car’s age, mileage and specification. This car was first seen in our listings data today. Its MOT is recorded as valid until 26 June 2027. The advertised mileage is consistent with the latest MOT reading. It is advertised by Speedwell Kia in Newton Abbot.

Stock data as of 31 October 2026.

How we estimate prices and check cars

Price history

AskCar first saw this advert on 31 October 2026.

Recorded asking prices
Date observedAsking price
31 October 2026£16,990

Price and mileage comparison

Fair price: £424 (2%) over the AskCar estimate of £16,566.

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 1,712 priced Kia Stonic adverts across different ages and specifications, as of 31 October 2026.

Advertised mileage is about 5,100 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 26 June 2027. 11,951 miles at the last test.

Other matching cars

177 other 2023 Kia Stonic GT Line S automatic petrol cars are for sale at UK dealers from £11,395 to £17,998, as of 31 October 2026.

The 5 cheapest:

The 177 matching cars have covered 2,658 to 69,255 miles, compared with 14,000 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

1 photo of this car is on its AskCar page.

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

As of 31 October 2026, AskCar lists 583,548 cars and vans from 12,716 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.