2023 Kia Stonic GT Line S
Price: £15,580. Good value: £2,761 (15%) under the AskCar estimate of £18,341, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,673 priced Kia Stonic adverts on AskCar as of 2 November 2026.
AskCar lists 1,701 used Kia Stonic from 788 UK dealerships, as of 2 November 2026.
Overview
- Make: Kia
- Model: Stonic
- Trim: GT Line S
- Version: GT Line S DCT FWD Euro 6 5dr
- Year: 2023
- Mileage: 25,832 miles
- Fuel: Petrol, mild hybrid
- Body: SUV, 5 doors, 5 seats
- Gearbox: Automatic (DCT)
- Drive: Front-wheel drive
- Colour: Blue
- CO2: 129 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
With 25,832 miles on the clock, this 2023 Kia Stonic GT Line S has done roughly 6,700 more miles than a typical 2023 Kia Stonic. The dealer is asking £15,580, which is £2,761 below the AskCar estimate of £18,341. To work out the AskCar estimate, we analyse UK dealer adverts for 1,673 Kia Stonic cars across different ages and specifications. The asking price is now £400 lower than when we first recorded the advert 34 days ago. We checked its advertised mileage against the government's MOT record, and they match. The seller is Omc Ford Rochdale, based in Rochdale. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 2 November 2026.
Price
Good value: £2,761 (15%) under the AskCar estimate of £18,341.
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 1,673 priced Kia Stonic adverts across different ages and specifications, as of 2 November 2026.
Time on sale
This 2023 Kia Stonic has been on sale for at least 34 days.
Price history
AskCar first saw this advert on 29 September 2026 at £15,980. Its asking price is now £15,580, £400 less. The latest price cut was seen on 8 October 2026.
Price changes recorded:
- 29 September 2026: £15,980
- 8 October 2026: £15,580
Mileage and MOT
MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 2 March 2027.
It has had one MOT, on 16 February 2026, and passed.
There were no advisories at the latest test.
Mileage at that test: 21,396 miles, which matches the advertised 25,832 miles.
Advertised mileage is about 6,700 miles higher than the median mileage of a 2023 Kia Stonic on AskCar.
Browse all Kia Stonic cars for sale · 2023 Kia Stonic price guide
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Photos
17 photos of this car are on its AskCar page.
As of 2 November 2026, AskCar lists 586,270 cars and vans from 12,920 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.