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: 14,952 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 14,952 miles, this 2023 Kia Stonic GT Line S has covered about 4,200 fewer miles than other 2023 Kia Stonic cars. Its asking price of £16,295 is £284 below the AskCar estimate of £16,579. The AskCar estimate uses 1,703 UK dealer adverts for the Kia Stonic, with adjustments for age, mileage, trim, engine and other specifications. We first recorded this advert 160 days ago, and its asking price has since fallen by £3,700. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is JCB Group Ashford Orbital Kia, based in Ashford. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £284 (1%) under the AskCar estimate of £16,579.

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 1,703 priced Kia Stonic adverts across different ages and specifications, as of 4 November 2026.

A 2023 Kia Stonic with the 1.0 petrol engine is typically advertised at £14,800: the median of the 574 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2023 Kia Stonic has been on sale for at least 160 days.

Price history

AskCar first saw this advert on 28 May 2026 at £19,995. Its asking price is now £16,295, £3,700 less. The latest price cut was seen on 6 October 2026.

Price changes recorded:

• 28 May 2026: £19,995
• 4 August 2026: £17,495
• 29 August 2026: £17,295
• 12 September 2026: £16,995
• 23 September 2026: £16,495
• 30 September 2026: £16,695
• 6 October 2026: £16,295

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 25 July 2027.

It has had one MOT, on 26 June 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 14,103 miles, which matches the advertised 14,952 miles.

Advertised mileage is about 4,200 miles lower than the median mileage of a 2023 Kia Stonic on AskCar.

Similar cars

175 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 4 November 2026.

The 3 closest to this car in mileage:

• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, yellow. Mileage: 14,995 miles. Price: £16,499, £204 more than this car. Dealer: NK Motors in Nottingham. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-4ac6ca435fa5
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, blue. Mileage: 15,374 miles. Price: £16,997, £702 more than this car. Dealer: Flear & Thomson (Stirling) in Stirling. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-b70b96ea9ec1
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, blue. Mileage: 14,461 miles. Price: £16,490, £195 more than this car. Dealer: JCB Kia Ebbsfleet in Northfleet. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-f95a13125c12

• The nearest: 2023 Kia Stonic GT Line S, 1.0 petrol SUV, blue, under a mile from this car. Mileage: 4,393 miles. Price: £17,495, £1,200 more than this car. Dealer: JCB Group Ashford Orbital Kia in Ashford. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-08de974495a2