2023 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 Manual FWD Euro 6 (s/s) 5dr
• Year: 2023
• Mileage: 34,951 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Black
• CO2: 127 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 34,951 miles, this 2023 Kia Stonic GT Line S has covered about 15,800 more miles than other 2023 Kia Stonic cars. The AskCar estimate for this car is £13,544. It is priced at £13,998, which is £454 above that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 1,703 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 Falkirk Fiat / Abarth, based in Grangemouth. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £454 (3%) over the AskCar estimate of £13,544.

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 1,703 priced Kia Stonic adverts across different ages and specifications, as of 4 November 2026.

A 2023 Kia Stonic with the 1.0 petrol engine is typically advertised at £14,800: the median of the 574 for sale on AskCar, as of 4 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: 344 of the 842 first advertised between 11 July 2026 and 1 October 2026.

Price history

AskCar first saw this advert on 4 November 2026 at £13,998. 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 4 November 2026: valid until 14 September 2027.

It has had one MOT, on 20 August 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 34,032 miles, which matches the advertised 34,951 miles.

Advertised mileage is about 15,800 miles higher than the median mileage of a 2023 Kia Stonic on AskCar.

Similar cars

103 other 2023 Kia Stonic GT Line S 1.0 petrol manual SUVs are for sale at UK dealers, from £10,060 to £16,495, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, yellow. Mileage: 34,980 miles. Price: £11,995, £2,003 less than this car. Dealer: Seacroft Ford in Mablethorpe. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-7166a104a07b
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, blue. Mileage: 34,812 miles. Price: £13,295, £703 less than this car. Dealer: EMG Motor Group Ely Kia in Ely. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-66563fd5e1e7
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, blue. Mileage: 35,667 miles. Price: £12,790, £1,208 less than this car. Dealer: W R Davies Renault in Llandudno. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-6881ad578444

• The nearest: 2023 Kia Stonic GT Line S, 1.0 petrol SUV, blue, 10 miles from this car. Mileage: 11,423 miles. Price: £15,497, £1,499 more than this car. Dealer: Flear & Thomson (Stirling) in Stirling. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-fd02fd22bff7