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: 9,791 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 9,791 miles on the clock. The dealer is asking £17,295, which is £104 below the AskCar estimate of £17,399. To work out the AskCar estimate, we analyse UK dealer adverts for 1,703 Kia Stonic cars across different ages and specifications. The dealer may accept less. This car has been on sale for at least 99 days, and its asking price is down £1,400. The seller is Barretts, based in Oakham. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £104 (under 1%) under the AskCar estimate of £17,399.

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 1,703 priced Kia Stonic adverts across different ages and specifications, as of 4 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 4 November 2026.

Time on sale

The dealer may accept less. This 2025 Kia Stonic has been on sale for at least 99 days, and its asking price has been cut by £1,400. About half of 2025 Kia Stonic cars are gone from sale within a month of being advertised: 111 of the 213 first advertised between 11 July 2026 and 1 October 2026.

Price history

AskCar first saw this advert on 28 July 2026 at £18,695. Its asking price is now £17,295, £1,400 less. The latest price cut was seen on 24 October 2026.

Price changes recorded:

• 28 July 2026: £18,695
• 4 September 2026: £18,595
• 26 September 2026: £18,495
• 10 October 2026: £17,895
• 24 October 2026: £17,295

Mileage and MOT

MOT: first test not yet due.

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

Similar cars

24 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 4 November 2026.

The 3 closest to this car in mileage:

• 2025 Kia Stonic GT Line, 1.0 petrol SUV, blue. Mileage: 9,228 miles. Price: £17,495, £200 more than this car. Dealer: Park's Land Rover Ayr in Prestwick. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-72bbfa2d547f
• 2025 Kia Stonic GT Line, 1.0 petrol SUV, grey. Mileage: 11,462 miles. Price: £16,799, £496 less than this car. Dealer: P W Millar Ford in Barry. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-312503cb1e9a
• 2025 Kia Stonic GT Line, 1.0 petrol SUV, grey. Mileage: 11,734 miles. Price: £17,695, £400 more than this car. Dealer: Grainger Motor Group in Cambridge. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-47420cbc16b8

• The nearest: 2025 Kia Stonic GT Line, 1.0 petrol SUV, black, 27 miles from this car. Mileage: 14,609 miles. Price: £17,445, £150 more than this car. Dealer: TMS Loughborough Kia in Loughborough. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-04acbb7d0443