2023 Kia Stonic 1.0 T-GDi MHEV GT Line S

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
• Year: 2023
• Mileage: 29,529 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: White
• CO2: 129 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 29,529 miles on the clock, this 2023 Kia Stonic GT Line S has done roughly 10,300 more miles than a typical 2023 Kia Stonic. The dealer is asking £15,298, which is £186 above the AskCar estimate of £15,112. To work out the AskCar estimate, we analyse UK dealer adverts for 1,707 Kia Stonic cars across different ages and specifications. It first appeared in our advert records today. Its advertised mileage matches the government's MOT record. The seller is Arnold Clark East Kilbride Motorstore, based in East Kilbride. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 10 November 2026.

How we estimate prices and check cars

Price

Fair price: £186 (1%) over the AskCar estimate of £15,112.

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 1,707 priced Kia Stonic adverts across different ages and specifications, as of 10 November 2026.

A 2023 Kia Stonic with the 1.0 petrol engine is typically advertised at £14,700: the median of the 574 for sale on AskCar, as of 10 November 2026.

Time on sale

AskCar first saw this 2023 Kia Stonic advertised today. About 4 in 10 of 2023 Kia Stonic cars are gone from sale within a month of being advertised: 367 of the 910 first advertised between 11 July 2026 and 7 October 2026.

Price history

AskCar first saw this advert on 10 November 2026 at £15,298. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 10 November 2026: valid until 9 August 2027.

It failed its MOT on 7 August 2026 (front brake pad(s) less than 1.5 mm thick; rear tyre(s) of different sizes are fitted on the same axle. 215/55r17 should be 205/55r17) and passed 3 days later, on 10 August 2026.

Advisories at the latest test: tyre pressure monitoring system lamp illuminated; offside front outer brake pad(s) wearing thin; nearside front tyre worn close to legal limit/worn on edge.

Mileage at that test: 26,396 miles, which matches the advertised 29,529 miles.

Advertised mileage is about 10,300 miles higher than the median mileage of a 2023 Kia Stonic on AskCar.

Similar cars

181 other 2023 Kia Stonic GT Line S 1.0 petrol automatic SUVs are for sale at UK dealers, from £11,395 to £17,998, as of 10 November 2026.

The 3 closest to this car in mileage:

• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, red. Mileage: 29,101 miles. Price: £14,999, £299 less than this car. Dealer: EMG Motor Group Thetford Kia in Thetford. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-60f3c6449ef2
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, black. Mileage: 30,474 miles. Price: £15,924, £626 more than this car. Dealer: cinch in Chelmsford. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-7fff4507b470
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, white. Mileage: 30,560 miles. Price: £15,498, £200 more than this car. Dealer: Arnold Clark Glasgow Garscube Road Vauxhall / Leapmotor in Glasgow. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-1a6fe647d07a

• The nearest: 2023 Kia Stonic GT Line S, 1.0 petrol SUV, white, under a mile from this car. Mileage: 6,793 miles. Price: £17,998, £2,700 more than this car. Dealer: Arnold Clark East Kilbride Motorstore in East Kilbride. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-85341df300a7