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: 8,534 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Yellow
• CO2: 127 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 8,534 miles, this 2023 Kia Stonic GT Line S has covered about 10,600 fewer miles than other 2023 Kia Stonic cars. Priced at £14,998, it is advertised £391 below the AskCar estimate of £15,389. The AskCar estimate draws on 1,673 Kia Stonic adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this advert 67 days ago, and its asking price has since fallen by £1,000. Its advertised mileage matches the government's MOT record. The seller is Arnold Clark Oldbury Fiat / Motorstore / Jeep / Abarth / BYD, based in Oldbury. 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: £391 (2%) under the AskCar estimate of £15,389.

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 67 days.

Price history

AskCar first saw this advert on 27 August 2026 at £15,998. Its asking price is now £14,998, £1,000 less. The latest price cut was seen on 20 October 2026.

Price changes recorded:

• 27 August 2026: £15,998
• 31 August 2026: £15,498
• 1 September 2026: £15,998
• 18 October 2026: £15,698
• 20 October 2026: £14,998

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 28 April 2027.

It has had one MOT, on 29 April 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 8,004 miles, which matches the advertised 8,534 miles.

Advertised mileage is about 10,600 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, red. Mileage: 8,800 miles. Price: £13,990, £1,008 less than this car. Dealer: Southwick Car Centre in Southwick. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-11477d11a75d
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, grey. Mileage: 9,000 miles. Price: £15,995, £997 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, blue. Mileage: 9,134 miles. Price: £14,850, £148 less than this car. Dealer: Fish Brothers Kia in Swindon. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-1e37a082f7d6

• The nearest: 2023 Kia Stonic GT Line S, 1.0 petrol SUV, grey, under a mile from this car. Mileage: 41,862 miles. Price: £12,698, £2,300 less than this car. Dealer: Arnold Clark Oldbury Fiat / Motorstore / Jeep / Abarth / BYD in Oldbury. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-21b1c7d7f5fd