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 (118 bhp)
• Year: 2023
• Mileage: 34,092 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 34,092 miles on the clock, this 2023 Kia Stonic GT Line S has done roughly 15,000 more miles than a typical 2023 Kia Stonic. The AskCar estimate for this car is £13,843. It is priced at £14,839, which is £996 above that estimate. The AskCar estimate draws on 1,673 Kia Stonic adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this advert 83 days ago, and its asking price has since fallen by £676. The government's MOT record matches its advertised mileage. It is advertised by Gbi Cars in Leighton Buzzard. 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: £996 (7%) over the AskCar estimate of £13,843.

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 83 days.

Price history

AskCar first saw this advert on 11 August 2026 at £15,515. Its asking price is now £14,839, £676 less. The latest price cut was seen on 29 October 2026.

Price changes recorded:

• 11 August 2026: £15,515
• 29 October 2026: £14,839

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 29 April 2027.

It has had one MOT, on 30 April 2026, and passed.

Advisories at the latest test: offside front tyre worn close to legal limit/worn on edge worn low and wearing inner edge; nearside front tyre worn close to legal limit/worn on edge worn low and wearing inner edge; front brake pad(s) wearing thin.

Mileage at that test: 31,544 miles, which matches the advertised 34,092 miles.

Advertised mileage is about 15,000 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, grey. Mileage: 34,148 miles. Price: £14,499, £340 less than this car. Dealer: H.P.L. Motors - Oldham (Greater Manchester) in Oldham. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-c56ba115ec70
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, blue. Mileage: 34,255 miles. Price: £14,995, £156 more than this car. Dealer: Perrys Huddersfield Kia and MG in Huddersfield. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-823ca23eb602
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, white. Mileage: 33,819 miles. Price: £14,490, £349 less than this car. Dealer: Paul Rigby Hyundai Bromsgrove in Bromsgrove. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-febc0007d305

• The nearest: 2023 Kia Stonic GT Line S, 1.0 petrol SUV, white, 5 miles from this car. Mileage: 19,935 miles. Price: £16,250, £1,411 more than this car. Dealer: Brayleys Cars Brayley KIA Dunstable in Dunstable. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-361a05bdb6c4