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: 44,929 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

This 2023 Kia Stonic GT Line S has covered 44,929 miles, around 25,800 more miles than is typical for its age. Priced at £14,998, it is advertised £1,069 above the AskCar estimate of £13,929. 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 156 days ago, the asking price has dropped by £1,000. We checked its advertised mileage against the government's MOT record, and they match. The seller is Arnold Clark Stafford Motorstore / BYD / Vanstore, based in Stafford. 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: £1,069 (7%) over the AskCar estimate of £13,929.

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 156 days.

Price history

AskCar first saw this advert on 30 May 2026 at £15,998. Its asking price is now £14,998, £1,000 less. The latest price cut was seen on 2 October 2026.

Price changes recorded:

• 30 May 2026: £15,998
• 25 June 2026: £15,498
• 28 August 2026: £15,298
• 2 October 2026: £14,998

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 11 February 2027.

It failed its MOT on 11 February 2026 (nearside track rod end ball joint has excessive play) and passed 1 day later, on 12 February 2026.

Advisories at the latest test: offside track rod end ball joint has slight play.

Mileage at that test: 43,181 miles, which matches the advertised 44,929 miles.

Advertised mileage is about 25,800 miles higher than the median mileage of a 2023 Kia Stonic on AskCar.

Similar cars

171 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 2 November 2026.

The 3 closest to this car in mileage:

• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, blue. Mileage: 44,599 miles. Price: £13,980, £1,018 less than this car. Dealer: Drive Motor Retail drivedirect Weston-super-Mare MG in Weston-super-Mare. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-df58ece13c40
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, blue. Mileage: 44,342 miles. Price: £14,995, the same price as this car. Dealer: Brayleys Cars Brayley Honda Enfield in Enfield. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-a9cef7b99904
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, red. Mileage: 45,943 miles. Price: £13,598, £1,400 less than this car. Dealer: Drive Motor Retail drivedirect Aldershot in Aldershot. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-87357e02d5ce

• The nearest: 2023 Kia Stonic GT Line S, 1.0 petrol SUV, white, 7 miles from this car. Mileage: 10,910 miles. Price: £12,499, £2,499 less than this car. Dealer: KRK Motors in Penkridge. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-022d73400df3