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: 16,689 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Blue
• CO2: 129 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 16,689 miles, this 2023 Kia Stonic GT Line S has covered about 2,600 fewer miles than other 2023 Kia Stonic cars. The AskCar estimate for this car is £15,989. It is priced at £15,295, which is £694 below that estimate. The AskCar estimate draws on 1,707 Kia Stonic adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. This car was first seen in our listings data today. Its advertised mileage matches the government's MOT record. It is advertised by EMG Motor Group in Royston. 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: £694 (4%) under the AskCar estimate of £15,989.

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 £15,295. 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 has had one MOT, on 10 August 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 15,319 miles, which matches the advertised 16,689 miles.

Advertised mileage is about 2,600 miles lower 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, grey. Mileage: 16,797 miles. Price: £15,995, £700 more than this car. Dealer: JCB Group Ashford Orbital Kia in Ashford. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-9a0fdd44bde7
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, blue. Mileage: 16,454 miles. Price: £16,250, £955 more than this car. Dealer: Stoneacre Lincoln Kia in Lincoln. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-03a30ee3beab
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, red. Mileage: 16,418 miles. Price: £15,360, £65 more than this car. Dealer: Evans Halshaw BYD Bury in Bury. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-3d43aa10a491

• The nearest: 2023 Kia Stonic GT Line S, 1.0 petrol SUV, red, under a mile from this car. Mileage: 33,258 miles. Price: £14,695, £600 less than this car. Dealer: EMG Motor Group in Royston. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-5272009cb374