2025 Kia Stonic 1.0 T-GDi GT Line
Price: £18,495. Fair price: £302 (1%) over the AskCar estimate of £18,193, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,704 priced Kia Stonic adverts on AskCar as of 12 November 2026.
AskCar lists 1,715 used Kia Stonic from 801 UK dealerships, as of 12 November 2026.
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: 3,300 miles
- Fuel: Petrol
- Body: SUV, 5 doors, 5 seats
- Engine: 1.0 litres, 98 bhp
- Gearbox: Automatic (DCT)
- Drive: Front-wheel drive
- Colour: Grey
- CO2: 135 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2025 Kia Stonic GT Line is advertised with 3,300 miles, approximately 4,300 below the typical mileage for its age. The AskCar estimate for this car is £18,193. It is priced at £18,495, which is £302 above that estimate. The AskCar estimate uses UK dealer asking prices, including 1,704 Kia Stonic adverts, and accounts for the car’s age, mileage and specification. We have tracked this advert for 1 day. The seller is JCB Kia Bromley, based in Beckenham. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 12 November 2026.
JCB Kia Bromley is rated 4.7 out of 5 on Google.
Price
Fair price: £302 (1%) over the AskCar estimate of £18,193.
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 1,704 priced Kia Stonic adverts across different ages and specifications, as of 12 November 2026.
A 2025 Kia Stonic with the 1.0 petrol engine is typically advertised at £16,900: the median of the 120 for sale on AskCar, as of 12 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: 113 of the 219 first advertised between 12 July 2026 and 9 October 2026.
Price history
AskCar first saw this advert on 11 November 2026 at £18,495. Its asking price has not changed.
Mileage and MOT
MOT: first test not yet due.
Advertised mileage is about 4,300 miles lower than the median mileage of a 2025 Kia Stonic on AskCar.
Similar cars
22 other 2025 Kia Stonic GT Line 1.0 petrol automatic SUVs are for sale at UK dealers, from £15,560 to £24,598, as of 12 November 2026.
The 3 closest to this car in mileage:
- 2025 Kia Stonic GT Line, 1.0 petrol SUV, red. Mileage: 3,187 miles. Price: £19,538, £1,043 more than this car. Dealer: Alan Day (Colindale) (London) in London. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-f63980515cc5
- 2025 Kia Stonic GT Line, 1.0 petrol SUV, white. Mileage: 3,538 miles. Price: £17,995, £500 less than this car. Dealer: Perrys Burnley in Burnley. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-c405a799c043
- 2025 Kia Stonic GT Line, 1.0 petrol SUV, white. Mileage: 3,015 miles. Price: £18,800, £305 more than this car. Dealer: RRG Kia Bury in Bury. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-c95b51dc1041
Browse all Kia Stonic cars for sale · 2025 Kia Stonic price guide
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As of 12 November 2026, AskCar lists 596,362 cars and vans from 12,840 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.