2023 Kia Stonic 1.0 T-GDi GT Line

Overview

• Make: Kia
• Model: Stonic
• Trim: GT Line
• Version: 1.0 T-GDi 99 GT Line DCT FWD Euro 6 5dr (99 bhp)
• Year: 2023
• Mileage: 39,294 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres, 99 bhp
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 135 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 39,294 miles on the clock, this 2023 Kia Stonic GT Line has done roughly 20,000 more miles than a typical 2023 Kia Stonic. Its asking price of £14,498 is £850 above the AskCar estimate of £13,648. To work out the AskCar estimate, we analyse UK dealer adverts for 1,707 Kia Stonic cars across different ages and specifications. We first recorded this car for sale today. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Arnold Clark Paisley Fiat / Abarth, based in Paisley. 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

Price

Fair price: £850 (6%) over the AskCar estimate of £13,648.

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 2023 Kia Stonic with the 1.0 petrol engine is typically advertised at £14,700: the median of the 574 for sale on AskCar, as of 10 November 2026.

Time on sale

AskCar first saw this 2023 Kia Stonic advertised today. About 4 in 10 of 2023 Kia Stonic cars are gone from sale within a month of being advertised: 367 of the 910 first advertised between 11 July 2026 and 7 October 2026.

Price history

AskCar first saw this advert on 10 November 2026 at £14,498. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 10 November 2026: valid until 10 October 2027.

It failed its MOT on 8 October 2026 (nearside rear hydraulic brake calliper leaking) and passed 2 days later, on 10 October 2026.

Advisories at the latest test: offside front tyre has a cut but not deep enough to reach the ply or cords.

Mileage at that test: 38,630 miles, which matches the advertised 39,294 miles.

Advertised mileage is about 20,000 miles higher than the median mileage of a 2023 Kia Stonic on AskCar.

Similar cars

72 other 2023 Kia Stonic GT Line 1.0 petrol automatic SUVs are for sale at UK dealers, from £13,281 to £17,495, as of 10 November 2026.

The 3 closest to this car in mileage:

• 2023 Kia Stonic GT Line, 1.0 petrol SUV, yellow. Mileage: 37,892 miles. Price: £14,399, £99 less than this car. Dealer: Stockton Kia in Stockton-on-Tees. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-a8fbf017fb9d
• 2023 Kia Stonic GT Line, 1.0 petrol SUV, red. Mileage: 34,904 miles. Price: £13,795, £703 less than this car. Dealer: Stoneacre in York. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-8ae881a2a584
• 2023 Kia Stonic GT Line, 1.0 petrol SUV, yellow. Mileage: 44,664 miles. Price: £15,495, £997 more than this car. Dealer: Boongate Kia in Peterborough. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-c6b70082b2ef

• The nearest: 2023 Kia Stonic GT Line, 1.0 petrol SUV, yellow, 10 miles from this car. Mileage: 9,253 miles. Price: £16,498, £2,000 more than this car. Dealer: Arnold Clark Glasgow Hamilton Road Peugeot Leapmotor in Glasgow. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-aeec3954488a