2025 Kia Stonic 1.0 T-GDi GT Line

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: 6,234 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres, 98 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Black
• CO2: 132 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2025 Kia Stonic GT Line is advertised with 6,234 miles on the clock. Priced at £15,447, it is advertised £1,173 below the AskCar estimate of £16,620. To work out the AskCar estimate, we analyse UK dealer adverts for 1,725 Kia Stonic cars across different ages and specifications. The dealer may accept less. This car has been on sale for at least 123 days, and its asking price is down £2,043. The seller is Grainger Motor Group, based in King's Lynn. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,173 (7%) under the AskCar estimate of £16,620.

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 1,725 priced Kia Stonic adverts across different ages and specifications, as of 6 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 6 November 2026.

Time on sale

The dealer may accept less. This 2025 Kia Stonic has been on sale for at least 123 days, and its asking price has been cut by £2,043. About half of 2025 Kia Stonic cars are gone from sale within a month of being advertised: 112 of the 217 first advertised between 11 July 2026 and 3 October 2026.

Price history

AskCar first saw this advert on 6 July 2026 at £17,490. Its asking price is now £15,447, £2,043 less. The latest price cut was seen on 29 October 2026.

Price changes recorded:

• 6 July 2026: £17,490
• 17 July 2026: £17,390
• 10 August 2026: £16,990
• 20 August 2026: £16,895
• 29 August 2026: £16,775
• 13 September 2026: £16,590
• 22 September 2026: £16,478
• 29 September 2026: £16,291
• 8 October 2026: £15,999
• 16 October 2026: £15,599
• 23 October 2026: £15,595
• 29 October 2026: £15,447

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 1,600 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 £15,095 to £20,995, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2025 Kia Stonic GT Line, 1.0 petrol SUV, red. Mileage: 5,968 miles. Price: £16,995, £1,548 more than this car. Dealer: Hawkins Select Hayle in Hayle. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-03fa94458d1b
• 2025 Kia Stonic GT Line, 1.0 petrol SUV, red. Mileage: 5,526 miles. Price: £16,542, £1,095 more than this car. Dealer: Glyn Hopkin Kia Colchester in Colchester. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-cc78d9e83dee
• 2025 Kia Stonic GT Line, 1.0 petrol SUV, black. Mileage: 4,701 miles. Price: £15,999, £552 more than this car. Dealer: Available Car Supermarket - Castle Donington in Castle Donington. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-76d3ede79d68

• The nearest: 2025 Kia Stonic GT Line, 1.0 petrol SUV, blue, 25 miles from this car. Mileage: 4,614 miles. Price: £16,199, £752 more than this car. Dealer: Grainger Motor Group in Thetford. AskCar page: https://askcar.co.uk/car/kia-stonic-2025-b0f6d2cbf954