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: 23,020 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Red
• CO2: 129 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 23,020 miles on the clock, this 2023 Kia Stonic GT Line S has done roughly 3,800 more miles than a typical 2023 Kia Stonic. Priced at £16,545, it is advertised £542 above the AskCar estimate of £16,003. The AskCar estimate uses UK dealer asking prices, including 1,703 Kia Stonic adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 28 days ago. Its asking price has since fallen by £450. The government's MOT record matches its advertised mileage. You can find this car at Waylands Kia Oxford in Kidlington. 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: £542 (3%) over the AskCar estimate of £16,003.

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 28 days.

Price history

AskCar first saw this advert on 7 October 2026 at £16,995. Its asking price is now £16,545, £450 less. The latest price cut was seen on 3 November 2026.

Price changes recorded:

• 7 October 2026: £16,995
• 30 October 2026: £16,595
• 3 November 2026: £16,545

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 21 September 2027.

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

Advisories at the latest test: offside front tyre worn close to legal limit/worn on edge.

Mileage at that test: 22,461 miles, which matches the advertised 23,020 miles.

Advertised mileage is about 3,800 miles higher 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, grey. Mileage: 22,999 miles. Price: £16,000, £545 less than this car. Dealer: Chris W Roads in Ripley. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-0167d8ee92a9
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, blue. Mileage: 23,115 miles. Price: £15,891, £654 less than this car. Dealer: Peter Cooper Kia Hedge End in Hedge End. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-a1f198058365
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, grey. Mileage: 22,908 miles. Price: £16,500, the same price as this car. Dealer: Fish Brothers Kia in Swindon. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-b1299a9d5483

• The nearest: 2023 Kia Stonic GT Line S, 1.0 petrol SUV, blue, 29 miles from this car. Mileage: 34,092 miles. Price: £14,839, £1,706 less than this car. Dealer: Gbi Cars in Leighton Buzzard. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-0143860db8cd