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 (118 bhp)
• Year: 2023
• Mileage: 15,285 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres, 118 bhp
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Blue
• CO2: 129 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 15,285 miles on the clock, this 2023 Kia Stonic GT Line S has done roughly 3,900 fewer miles than a typical 2023 Kia Stonic. The AskCar estimate for this car is £16,185. It is priced at £14,996, which is £1,189 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. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Pentagon Kia Mansfield, based in Mansfield. 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: £1,189 (7%) under the AskCar estimate of £16,185.

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 £14,996. 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 3 September 2027.

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

There were no advisories at the latest test.

Mileage at that test: 14,309 miles, which matches the advertised 15,285 miles.

Advertised mileage is about 3,900 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, blue. Mileage: 15,374 miles. Price: £16,997, £2,001 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, yellow. Mileage: 14,995 miles. Price: £16,499, £1,503 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: 14,952 miles. Price: £16,295, £1,299 more than this car. Dealer: JCB Group Ashford Orbital Kia in Ashford. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-f4eb757fdd80

• The nearest: 2023 Kia Stonic GT Line S, 1.0 petrol SUV, grey, 9 miles from this car. Mileage: 22,999 miles. Price: £15,500, £504 more than this car. Dealer: Chris W Roads in Ripley. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-0167d8ee92a9