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: 9,134 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Blue
• CO2: 127 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 9,134 miles, this 2023 Kia Stonic GT Line S has covered about 10,000 fewer miles than other 2023 Kia Stonic cars. Priced at £14,850, it is advertised £455 below the AskCar estimate of £15,305. The AskCar estimate uses 1,673 UK dealer adverts for the Kia Stonic, with adjustments for age, mileage, trim, engine and other specifications. We have tracked this advert for 9 days. According to the government's MOT record, its advertised mileage is consistent with the latest test. You can find this car at Fish Brothers Kia in Swindon. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £455 (2%) under the AskCar estimate of £15,305.

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 1,673 priced Kia Stonic adverts across different ages and specifications, as of 2 November 2026.

A 2023 Kia Stonic with the 1.0 petrol engine is typically advertised at £14,800: the median of the 558 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2023 Kia Stonic has been on sale for at least 9 days.

Price history

AskCar first saw this advert on 24 October 2026 at £14,850. 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 2 November 2026: valid until 16 July 2027.

It has had one MOT, on 14 July 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 8,676 miles, which matches the advertised 9,134 miles.

Advertised mileage is about 10,000 miles lower than the median mileage of a 2023 Kia Stonic on AskCar.

Similar cars

102 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 2 November 2026.

The 3 closest to this car in mileage:

• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, grey. Mileage: 9,181 miles. Price: £15,690, £840 more than this car. Dealer: Vantage Scarborough in Scarborough. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-7e119ba98cbc
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, grey. Mileage: 9,000 miles. Price: £15,995, £1,145 more than this car. Dealer: Eclipse Car Sales in Winchester. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-68186e42f183
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, white. Mileage: 9,420 miles. Price: £15,498, £648 more than this car. Dealer: Arnold Clark Glenrothes Vauxhall Fiat Abarth Leapmotor in Glenrothes. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-9a5d01879777

• The nearest: 2023 Kia Stonic GT Line S, 1.0 petrol SUV, red, under a mile from this car. Mileage: 44,576 miles. Price: £13,250, £1,600 less than this car. Dealer: Fish Brothers Kia in Swindon. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-d857b282ccff