2025 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 DCT FWD Euro 6 (s/s) 5dr (98 bhp)
• Year: 2025
• Mileage: 4,775 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres, 98 bhp
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Blue
• CO2: 129 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 4,775 miles, this 2025 Kia Stonic GT Line S has covered about 2,900 fewer miles than other 2025 Kia Stonic cars. The AskCar estimate for this car is £19,394. It is priced at £18,295, which is £1,099 below that estimate. The AskCar estimate uses 1,673 UK dealer adverts for the Kia Stonic, with adjustments for age, mileage, trim, engine and other specifications. We first recorded this car for sale 2 days ago. The seller is Acorn Kia Macclesfield, based in Macclesfield. 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: £1,099 (5%) under the AskCar estimate of £19,394.

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 2 days 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 31 October 2026 at £18,295. Its asking price has not changed.

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 2,900 miles lower 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, grey. Mileage: 5,000 miles. Price: £23,850, £5,555 more than this car. Dealer: Gatwick Group in Crawley. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-c18bd02e3e43
• 2025 Kia Stonic GT Line S, 1.0 petrol SUV, blue. Mileage: 4,487 miles. Price: £19,295, £1,000 more than this car. Dealer: JCB Kia Ebbsfleet in Northfleet. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-d26214d28e07
• 2025 Kia Stonic GT Line S, 1.0 petrol SUV, blue. Mileage: 4,400 miles. Price: £19,975, £1,680 more than this car. Dealer: Vertu Kia Bradford in Bradford. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-136fcadd9b9a

• The nearest: 2025 Kia Stonic GT Line S, 1.0 petrol SUV, white, 29 miles from this car. Mileage: 1,049 miles. Price: £19,995, £1,700 more than this car. Dealer: Triangle Of Chesterfield in Chesterfield. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-b3bcf04dbb1f