2025 Kia Stonic 1.0 T-GDi GT Line

Overview

• Make: Kia
• Model: Stonic
• Trim: GT Line
• Version: 1.0 T-GDi 98 GT Line DCT FWD Euro 6 5dr (98 bhp)
• Year: 2025
• Mileage: 18,359 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres, 98 bhp
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Blue
• CO2: 135 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2025 Kia Stonic GT Line is advertised with 18,359 miles, approximately 10,700 above the typical mileage for its age. The dealer is asking £16,491, which is £73 below the AskCar estimate of £16,564. To work out the AskCar estimate, we analyse UK dealer adverts for 1,673 Kia Stonic cars across different ages and specifications. We have tracked this advert for 1 day. The seller is Vertu Kia 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: £73 (under 1%) under the AskCar estimate of £16,564.

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

AskCar first saw this 2025 Kia Stonic advertised 1 day ago. 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 1 November 2026 at £16,491. Its asking price has not changed.

Mileage and MOT

Advertised mileage is about 10,700 miles higher 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, grey. Mileage: 18,359 miles. Price: £16,491, the same price as this car. Dealer: Vertu Kia Barnsley in Barnsley. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-afea31970a14
• 2025 Kia Stonic GT Line, 1.0 petrol SUV, black. Mileage: 14,609 miles. Price: £17,472, £981 more than this car. Dealer: TMS Loughborough Kia in Loughborough. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-04acbb7d0443
• 2025 Kia Stonic GT Line, 1.0 petrol SUV, white. Mileage: 12,514 miles. Price: £16,745, £254 more than this car. Dealer: Bells Kia Bedford in Bedford. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-f6913793033e