2025 Kia Stonic 1.0 T-GDi GT Line

Overview

• Make: Kia
• Model: Stonic
• Trim: GT Line
• Version: 1.0 T-GDi GT Line DCT FWD Euro 6 (s/s) 5dr (98 bhp)
• Year: 2025
• Mileage: 5,701 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres, 98 bhp
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 135 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2025 Kia Stonic GT Line is advertised with 5,701 miles on the clock. Priced at £17,999, it is advertised £47 below the AskCar estimate of £18,046. 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 90 days, and its asking price is down £800. The seller is Hpl Barnsley, based in Barnsley. 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: £47 (under 1%) under the AskCar estimate of £18,046.

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 90 days, and its asking price has been cut by £800. 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 4 August 2026 at £18,799. Its asking price is now £17,999, £800 less. The latest price cut was seen on 28 October 2026.

Price changes recorded:

• 4 August 2026: £18,799
• 28 October 2026: £17,999

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 2,000 miles lower than the median mileage of a 2025 Kia Stonic on AskCar.

Similar cars

26 other 2025 Kia Stonic GT Line 1.0 petrol automatic SUVs are for sale at UK dealers, from £15,220 to £24,598, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2025 Kia Stonic GT Line, 1.0 petrol SUV, white. Mileage: 6,450 miles. Price: £18,995, £996 more than this car. Dealer: Howard Abraham (Lurgan) (Craigavon) in Lurgan. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-dd9f8931f83a
• 2025 Kia Stonic GT Line, 1.0 petrol SUV, blue. Mileage: 4,671 miles. Price: £17,499, £500 less than this car. Dealer: Available Car Supermarket - Castle Donington in Castle Donington. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-6253be981c49
• 2025 Kia Stonic GT Line, 1.0 petrol SUV, black. Mileage: 4,515 miles. Price: £18,331, £332 more than this car. Dealer: Brindley Garages Brindley Kia Wolverhampton in Wolverhampton. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-ef2a4ad7c115

• The nearest: 2025 Kia Stonic GT Line, 1.0 petrol SUV, black, under a mile from this car. Mileage: 4,047 miles. Price: £17,990, the same price as this car. Dealer: Perrys Barnsley in Barnsley. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-55b0ff20651f