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 (118 bhp)
• Year: 2023
• Mileage: 18,993 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres, 118 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 127 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Kia Stonic GT Line S has covered 18,993 miles. The dealer is asking £13,790, which is £452 below the AskCar estimate of £14,242. To work out the AskCar estimate, we analyse UK dealer adverts for 1,685 Kia Stonic cars across different ages and specifications. We have tracked this advert today. Its advertised mileage matches the government's MOT record. You can find this car at Drive Motor Retail drivedirect Stockton in Stockton-on-Tees. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 8 November 2026.

How we estimate prices and check cars

Price

Fair price: £452 (3%) under the AskCar estimate of £14,242.

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 1,685 priced Kia Stonic adverts across different ages and specifications, as of 8 November 2026.

A 2023 Kia Stonic with the 1.0 petrol engine is typically advertised at £14,700: the median of the 559 for sale on AskCar, as of 8 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: 358 of the 879 first advertised between 11 July 2026 and 5 October 2026.

Price history

AskCar first saw this advert on 8 November 2026 at £13,790. 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 8 November 2026: valid until 20 May 2027.

It has had one MOT, on 21 May 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 15,694 miles, which matches the advertised 18,993 miles.

Advertised mileage is about 300 miles lower than the median mileage of a 2023 Kia Stonic on AskCar.

Similar cars

104 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 8 November 2026.

The 3 closest to this car in mileage:

• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, yellow. Mileage: 19,150 miles. Price: £16,490, £2,700 more than this car. Dealer: Speedwell Kia in Exeter. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-0d1d8f96c50e
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, yellow. Mileage: 19,247 miles. Price: £14,698, £908 more than this car. Dealer: Arnold Clark in Stourbridge. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-196983e0aa0f
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, yellow. Mileage: 19,549 miles. Price: £14,299, £509 more than this car. Dealer: Premier Kia Dukinfield in Dukinfield. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-b2669f52c4fd

• The nearest: 2023 Kia Stonic GT Line S, 1.0 petrol SUV, grey, 39 miles from this car. Mileage: 50,000 miles. Price: £12,500, £1,290 less than this car. Dealer: Cramlington Ford in Cramlington. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-0a8e88b5ca01