2023 Kia Stonic 1.0 T-GDi GT Line

Price: £16,282. Fair price: £926 (6%) over the AskCar estimate of £15,356, 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
  • Version: 1.0 T-GDi GT Line DCT FWD Euro 6 (s/s) 5dr (98 bhp)
  • Year: 2023
  • Mileage: 12,103 miles
  • Fuel: Petrol
  • Body: SUV, 5 doors, 5 seats
  • Engine: 1.0 litres, 98 bhp
  • Gearbox: Automatic (DCT)
  • Drive: Front-wheel drive
  • Colour: Red
  • CO2: 135 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Kia Stonic GT Line is advertised with 12,103 miles, approximately 7,000 below the typical mileage for its age. Priced at £16,282, it is advertised £926 above the AskCar estimate of £15,356. The AskCar estimate uses 1,673 UK dealer adverts for the Kia Stonic, with adjustments for age, mileage, trim, engine and other specifications. Since we first spotted the advert 123 days ago, the asking price has dropped by £1,565. The seller is Flear & Thomson (DUNFERMLINE), based in Dunfermline. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £926 (6%) over the AskCar estimate of £15,356.

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.

A 2023 Kia Stonic with the 1.0 petrol engine is typically advertised at £14,800: the median of the 558 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2023 Kia Stonic has been on sale for at least 123 days.

Price history

AskCar first saw this advert on 2 July 2026 at £17,847. Its asking price is now £16,282, £1,565 less. The latest price cut was seen on 16 October 2026.

Price changes recorded:

  • 2 July 2026: £17,847
  • 25 July 2026: £17,495
  • 1 August 2026: £16,997
  • 29 September 2026: £16,597
  • 6 October 2026: £16,497
  • 16 October 2026: £16,282

Mileage and MOT

Advertised mileage is about 7,000 miles lower than the median mileage of a 2023 Kia Stonic on AskCar.

Similar cars

60 other 2023 Kia Stonic GT Line 1.0 petrol automatic SUVs are for sale at UK dealers, from £10,809 to £17,495, as of 2 November 2026.

The 3 closest to this car in mileage:

  • 2024 Kia Picanto GT Line, 1.0 petrol hatchback, blue. Mileage: 11,949 miles. Price: £12,995, £3,287 less than this car. Dealer: Brayleys Cars Brayley Honda Enfield in Enfield. AskCar page: https://askcar.co.uk/car/kia-picanto-2024-18dbc44da8f6
  • 2023 Kia Stonic GT Line, 1.0 petrol SUV, yellow. Mileage: 12,405 miles. Price: £15,000, £1,282 less than this car. Dealer: JCT600 Kia Castleford in Castleford. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-690a9e625389
  • 2023 Kia Stonic GT Line, 1.0 petrol SUV, blue. Mileage: 11,567 miles. Price: £16,995, £713 more than this car. Dealer: Brayleys Cars Brayley Honda Enfield in Enfield. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-1383b103749f
  • The nearest: 2023 Kia Stonic GT Line, 1.0 petrol SUV, black, 9 miles from this car. Mileage: 9,655 miles. Price: £16,500, £218 more than this car. Dealer: Vertu Kia Edinburgh in Edinburgh. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-302364c009dc

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

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Photos

23 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.