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: 35,667 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Blue
• CO2: 127 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Kia Stonic GT Line S has covered 35,667 miles, around 16,500 more miles than is typical for its age. Its asking price of £12,790 is £664 below the AskCar estimate of £13,454. The AskCar estimate uses UK dealer asking prices, including 1,725 Kia Stonic adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 29 days ago. Its asking price has since fallen by £205. We checked its advertised mileage against the government's MOT record, and they match. You can find this car at W R Davies Renault in Llandudno. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £664 (4%) under the AskCar estimate of £13,454.

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 1,725 priced Kia Stonic adverts across different ages and specifications, as of 6 November 2026.

A 2023 Kia Stonic with the 1.0 petrol engine is typically advertised at £14,800: the median of the 576 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2023 Kia Stonic has been on sale for at least 29 days.

Price history

AskCar first saw this advert on 8 October 2026 at £12,995. Its asking price is now £12,790, £205 less. The latest price cut was seen on 30 October 2026.

Price changes recorded:

• 8 October 2026: £12,995
• 30 October 2026: £12,790

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 11 October 2027.

It has had one MOT, on 12 October 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 35,569 miles, which matches the advertised 35,667 miles.

Advertised mileage is about 16,500 miles higher than the median mileage of a 2023 Kia Stonic on AskCar.

Similar cars

103 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 6 November 2026.

The 3 closest to this car in mileage:

• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, grey. Mileage: 35,692 miles. Price: £13,599, £809 more than this car. Dealer: cinch Corby in Corby. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-3f088fb02d4b
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, yellow. Mileage: 34,980 miles. Price: £11,995, £795 less than this car. Dealer: Seacroft Ford in Mablethorpe. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-7166a104a07b
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, black. Mileage: 34,951 miles. Price: £13,998, £1,208 more than this car. Dealer: Arnold Clark Falkirk Fiat / Abarth in Falkirk. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-3495eecc844c

• The nearest: 2023 Kia Stonic GT Line S, 1.0 petrol SUV, blue, 41 miles from this car. Mileage: 47,759 miles. Price: £10,795, £1,995 less than this car. Dealer: AutoClarity in Southport. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-029aa020e8f7