2023 Kia Stonic 1.0 T-GDi GT Line

Overview

• Make: Kia
• Model: Stonic
• Trim: GT Line
• Version: 1.0 T-GDi 99 GT Line DCT FWD Euro 6 5dr (99 bhp)
• Year: 2023
• Mileage: 12,800 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres, 99 bhp
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Red
• CO2: 135 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 12,800 miles on the clock, this 2023 Kia Stonic GT Line has done roughly 6,300 fewer miles than a typical 2023 Kia Stonic. Its asking price of £16,298 is £634 above the AskCar estimate of £15,664. The AskCar estimate draws on 1,673 Kia Stonic adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. It first appeared in our advert records 2 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Arnold Clark Chesterfield Motorstore / Vanstore, based in Chesterfield. 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: £634 (4%) over the AskCar estimate of £15,664.

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

AskCar first saw this 2023 Kia Stonic advertised 2 days ago. About 4 in 10 of 2023 Kia Stonic cars are gone from sale within a month of being advertised: 328 of the 810 first advertised between 11 July 2026 and 29 September 2026.

Price history

AskCar first saw this advert on 31 October 2026 at £16,298. 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 2 November 2026: valid until 28 October 2027.

It has had 2 MOTs. The latest, on 29 October 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 12,812 miles, which matches the advertised 12,800 miles.

Advertised mileage is about 6,300 miles lower than the median mileage of a 2023 Kia Stonic on AskCar.

Similar cars

60 other 2023 Kia Stonic GT Line 1.0 petrol automatic SUVs are for sale at UK dealers, from £10,809 to £17,495, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2023 Kia Stonic GT Line, 1.0 petrol SUV, blue. Mileage: 12,881 miles. Price: £15,795, £503 less than this car. Dealer: Grainger Motor Group in Cambridge. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-0b2f952dc712
• 2023 Kia Stonic GT Line, 1.0 petrol SUV, yellow. Mileage: 12,405 miles. Price: £15,000, £1,298 less than this car. Dealer: JCT600 Kia Castleford in Castleford. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-690a9e625389
• 2023 Kia Stonic GT Line, 1.0 petrol SUV, red. Mileage: 12,103 miles. Price: £16,282, the same price as this car. Dealer: Flear & Thomson (DUNFERMLINE) in Dunfermline. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-a603076a7312

• The nearest: 2023 Kia Stonic GT Line, 1.0 petrol SUV, red, 14 miles from this car. Mileage: 11,107 miles. Price: £15,995, £303 less than this car. Dealer: Perrys Rotherham in Rotherham. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-2eb1b8d82f4f