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: 10,732 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: White
• CO2: 129 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 10,732 miles on the clock, this 2023 Kia Stonic GT Line S has done roughly 8,400 fewer miles than a typical 2023 Kia Stonic. Priced at £16,999, it is advertised £115 above the AskCar estimate of £16,884. The AskCar estimate uses UK dealer asking prices, including 1,673 Kia Stonic adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 66 days ago. Its asking price has since fallen by £996. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is for sale at Alan Day (Colindale) (London) in Barnet. 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: £115 (under 1%) over the AskCar estimate of £16,884.

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 66 days.

Price history

AskCar first saw this advert on 28 August 2026 at £17,995. Its asking price is now £16,999, £996 less. The latest price cut was seen on 15 October 2026.

Price changes recorded:

• 28 August 2026: £17,995
• 15 October 2026: £16,999

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 June 2027.

It has had one MOT, on 2 June 2026, and passed.

Advisories at the latest test: front windscreen wiper blade defective.

Mileage at that test: 9,851 miles, which matches the advertised 10,732 miles.

Advertised mileage is about 8,400 miles lower 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, blue. Mileage: 10,748 miles. Price: £16,998, the same price as this car. Dealer: Citygate Kia Watford in Watford. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-377664a7f64f
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, yellow. Mileage: 10,761 miles. Price: £16,299, £700 less than this car. Dealer: Lookers Kia Chester in Chester. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-f1523b36abc5
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, blue. Mileage: 10,854 miles. Price: £15,430, £1,569 less than this car. Dealer: Evans Halshaw Vauxhall Cardiff in Cardiff. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-3df2ca652650

• The nearest: 2023 Kia Stonic GT Line S, 1.0 petrol SUV, blue, under a mile from this car. Mileage: 11,806 miles. Price: £16,699, £300 less than this car. Dealer: Alan Day (Colindale) (London) in London. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-1ab9c0b25ae7