2025 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: 2025
• Mileage: 8,600 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

This 2025 Kia Stonic GT Line S is advertised with 8,600 miles on the clock. The AskCar estimate for this car is £20,098. It is priced at £21,995, which is £1,897 above that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 1,673 Kia Stonic cars across different ages and specifications. The dealer may accept less. This car has been on sale for at least 132 days, and its asking price is down £2,000. It is for sale at Gatwick Group in Crawley. 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

Above the going rate: £1,897 (9%) over the AskCar estimate of £20,098.

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 2025 Kia Stonic with the 1.0 petrol engine is typically advertised at £17,000: the median of the 125 for sale on AskCar, as of 2 November 2026.

Time on sale

The dealer may accept less. This 2025 Kia Stonic has been on sale for at least 132 days, and its asking price has been cut by £2,000. About half of 2025 Kia Stonic cars are gone from sale within a month of being advertised: 111 of the 207 first advertised between 11 July 2026 and 29 September 2026.

Price history

AskCar first saw this advert on 23 June 2026 at £23,995. Its asking price is now £21,995, £2,000 less. The latest price cut was seen on 9 September 2026.

Price changes recorded:

• 23 June 2026: £23,995
• 25 June 2026: £23,495
• 18 August 2026: £22,995
• 9 September 2026: £21,995

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 900 miles higher than the median mileage of a 2025 Kia Stonic on AskCar.

Similar cars

29 other 2025 Kia Stonic GT Line S 1.0 petrol automatic SUVs are for sale at UK dealers, from £15,950 to £23,990, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2025 Kia Stonic GT Line S, 1.0 petrol SUV, white. Mileage: 8,500 miles. Price: £23,250, £1,255 more than this car. Dealer: Gatwick Group in Crawley. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-fcee105f22ca
• 2025 Kia Stonic GT Line S, 1.0 petrol SUV, blue. Mileage: 8,000 miles. Price: £16,570, £5,425 less than this car. Dealer: Evans Halshaw Hyundai Gateshead in Gateshead. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-2841904b65ac
• 2025 Kia Stonic GT Line S, 1.0 petrol SUV, yellow. Mileage: 9,333 miles. Price: £19,995, £2,000 less than this car. Dealer: Howards Kia Taunton in Taunton. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-5f09e3826899

• The nearest: 2025 Kia Stonic GT Line S, 1.0 petrol SUV, grey, under a mile from this car. Mileage: 5,000 miles. Price: £23,850, £1,855 more than this car. Dealer: Gatwick Group in Crawley. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-c18bd02e3e43