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 Manual FWD Euro 6 (s/s) 5dr
• Year: 2023
• Mileage: 2,884 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Yellow
• CO2: 127 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Kia Stonic GT Line S has covered 2,884 miles, around 16,200 fewer miles than is typical for its age. Priced at £15,488, it is advertised £509 below the AskCar estimate of £15,997. To work out the AskCar estimate, we analyse UK dealer adverts for 1,673 Kia Stonic cars across different ages and specifications. We first saw this car advertised 158 days ago. Its asking price has since fallen by £1,000. We checked its advertised mileage against the government's MOT record, and they match. It is advertised by Jeff White Motors in Cardiff. 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: £509 (3%) under the AskCar estimate of £15,997.

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 158 days.

Price history

AskCar first saw this advert on 28 May 2026 at £16,488. Its asking price is now £15,488, £1,000 less. The latest price cut was seen on 3 October 2026.

Price changes recorded:

• 29 May 2026: £16,488
• 16 June 2026: £15,988
• 3 October 2026: £15,488

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 16 May 2027.

It has had one MOT, on 14 May 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 2,922 miles, which matches the advertised 2,884 miles.

Advertised mileage is about 16,200 miles lower than the median mileage of a 2023 Kia Stonic on AskCar.

Similar cars

102 other 2023 Kia Stonic GT Line S 1.0 petrol manual SUVs are for sale at UK dealers, from £10,060 to £16,495, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, red. Mileage: 4,402 miles. Price: £15,990, £502 more than this car. Dealer: Speedwell Kia in Exeter. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-0b2471c5cc85
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, blue. Mileage: 5,202 miles. Price: £16,495, £1,007 more than this car. Dealer: Waylands Kia Reading in West End. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-860ad550abfe
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV. Mileage: 1 miles. Price: £13,498, £1,990 less than this car. Dealer: Arnold Clark in Available at Motorstore branches. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-326e51cc8db4

• The nearest: 2023 Kia Stonic GT Line S, 1.0 petrol SUV, yellow, 8 miles from this car. Mileage: 44,892 miles. Price: £12,498, £2,990 less than this car. Dealer: Griffin Mill Summit in Cardiff. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-e5da7a6409d2