2025 Kia Stonic 1.0 T-GDi GT Line

Price: £17,690. Fair price: £828 (4%) over the AskCar estimate of £16,862, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,707 priced Kia Stonic adverts on AskCar as of 10 November 2026.

AskCar lists 1,720 used Kia Stonic from 815 UK dealerships, as of 10 November 2026.

Overview

  • Make: Kia
  • Model: Stonic
  • Trim: GT Line
  • Version: 1.0 T-GDi GT Line Manual FWD Euro 6 (s/s) 5dr (98 bhp)
  • Year: 2025
  • Mileage: 4,825 miles
  • Fuel: Petrol
  • Body: SUV, 5 doors, 5 seats
  • Engine: 1.0 litres, 98 bhp
  • Gearbox: Manual
  • Drive: Front-wheel drive
  • Colour: Grey
  • CO2: 132 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

With 4,825 miles on the clock, this 2025 Kia Stonic GT Line has done roughly 2,800 fewer miles than a typical 2025 Kia Stonic. The dealer is asking £17,690, which is £828 above the AskCar estimate of £16,862. To work out the AskCar estimate, we analyse UK dealer adverts for 1,707 Kia Stonic cars across different ages and specifications. We have tracked this advert today. The seller is Speedwell Kia, based in Exeter. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 10 November 2026.

How we estimate prices and check cars

Speedwell Kia is rated 4.7 out of 5 on Google.

Price

Fair price: £828 (4%) over the AskCar estimate of £16,862.

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 1,707 priced Kia Stonic adverts across different ages and specifications, as of 10 November 2026.

A 2025 Kia Stonic with the 1.0 petrol engine is typically advertised at £17,000: the median of the 127 for sale on AskCar, as of 10 November 2026.

Time on sale

AskCar first saw this 2025 Kia Stonic advertised today. About half of 2025 Kia Stonic cars are gone from sale within a month of being advertised: 114 of the 220 first advertised between 11 July 2026 and 7 October 2026.

Price history

AskCar first saw this advert on 10 November 2026 at £17,690. Its asking price has not changed.

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 2,800 miles lower than the median mileage of a 2025 Kia Stonic on AskCar.

Similar cars

15 other 2025 Kia Stonic GT Line 1.0 petrol manual SUVs are for sale at UK dealers, from £15,447 to £20,995, as of 10 November 2026.

The 3 closest to this car in mileage:

  • 2025 Kia Stonic GT Line, 1.0 petrol SUV, black. Mileage: 4,701 miles. Price: £15,999, £1,691 less than this car. Dealer: Available Car Supermarket - Castle Donington in Castle Donington. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-76d3ede79d68
  • 2025 Kia Stonic GT Line, 1.0 petrol SUV, blue. Mileage: 4,614 miles. Price: £16,199, £1,491 less than this car. Dealer: Grainger Motor Group in Thetford. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-b0f6d2cbf954
  • 2025 Kia Stonic GT Line, 1.0 petrol SUV, red. Mileage: 5,526 miles. Price: £16,663, £1,027 less than this car. Dealer: Glyn Hopkin Kia Colchester in Colchester. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-cc78d9e83dee
  • The nearest: 2025 Kia Stonic GT Line, 1.0 petrol SUV, white, 61 miles from this car. Mileage: 572 miles. Price: £20,995, £3,305 more than this car. Dealer: Bentley Motor Group in Mere. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-e0b5ef5285a3

Browse all Kia Stonic cars for sale · 2025 Kia Stonic price guide

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Photos

1 photo of this car is on its AskCar page.

As of 10 November 2026, AskCar lists 591,054 cars and vans from 12,888 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.