2023 Kia Stonic 1.0 GT Line S

Overview

• Make: Kia
• Model: Stonic
• Trim: GT Line S
• Version: 1.0 T-GDi GT Line S DCT FWD Euro 6 5dr
• Year: 2023
• Mileage: 3,851 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 129 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Kia Stonic GT Line S has covered 3,851 miles, around 15,400 fewer miles than is typical for its age. The AskCar estimate for this car is £17,529. It is priced at £17,444, which is £85 below that estimate. The AskCar estimate uses 1,704 UK dealer adverts for the Kia Stonic, with adjustments for age, mileage, trim, engine and other specifications. It first appeared in our advert records 1 day ago. We checked its advertised mileage against the government's MOT record, and they match. The seller is TMS Kia Hinckley, based in Hinckley. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 12 November 2026.

How we estimate prices and check cars

Price

Fair price: £85 (under 1%) under the AskCar estimate of £17,529.

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 1,704 priced Kia Stonic adverts across different ages and specifications, as of 12 November 2026.

A 2023 Kia Stonic with the 1.0 petrol engine is typically advertised at £14,500: the median of the 572 for sale on AskCar, as of 12 November 2026.

Time on sale

AskCar first saw this 2023 Kia Stonic advertised 1 day ago. About 4 in 10 of 2023 Kia Stonic cars are gone from sale within a month of being advertised: 371 of the 919 first advertised between 12 July 2026 and 9 October 2026.

Price history

AskCar first saw this advert on 11 November 2026 at £17,444. 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 12 November 2026: valid until 13 August 2027.

It has had one MOT, on 6 August 2026, and passed.

Advisories at the latest test: nearside front tyre slightly damaged/cracking or perishing sidewall; nearside rear tyre slightly damaged/cracking or perishing.

Mileage at that test: 3,510 miles, which matches the advertised 3,851 miles.

Advertised mileage is about 15,400 miles lower than the median mileage of a 2023 Kia Stonic on AskCar.

Similar cars

184 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 12 November 2026.

The 3 closest to this car in mileage:

• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, grey. Mileage: 3,762 miles. Price: £16,999, £445 less than this car. Dealer: Sutton Park Coventry in Coventry. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-a8b66c1ecc5b
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, yellow. Mileage: 3,989 miles. Price: £17,795, £351 more than this car. Dealer: Startin BYD (Redditch) in Redditch. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-b86ae6521f2d
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, white. Mileage: 4,048 miles. Price: £17,495, £51 more than this car. Dealer: Lloyd South Lakes Kia in Kendal. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-6489c5650e3f

• The nearest: 2023 Kia Stonic GT Line S, 1.0 petrol SUV, grey, under a mile from this car. Mileage: 10,600 miles. Price: £16,499, £945 less than this car. Dealer: TMS Kia Hinckley in Hinckley. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-6c7dbebe06cf