2023 Kia Stonic 1.0 T-GDi Quantum

Overview

• Make: Kia
• Model: Stonic
• Trim: Quantum
• Version: 1.0 T-GDi 99 Quantum Manual FWD Euro 6 5dr (99 bhp)
• Year: 2023
• Mileage: 3,187 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres, 99 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 132 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Kia Stonic Quantum is advertised with 3,187 miles, approximately 16,000 below the typical mileage for its age. Priced at £15,000, it is advertised £124 above the AskCar estimate of £14,876. The AskCar estimate uses UK dealer asking prices, including 1,703 Kia Stonic adverts, and accounts for the car’s age, mileage and specification. Since we first spotted the advert 29 days ago, the asking price has dropped by £250. The government's MOT record matches its advertised mileage. 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 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £124 (under 1%) over the AskCar estimate of £14,876.

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

This 2023 Kia Stonic has been on sale for at least 29 days.

Price history

AskCar first saw this advert on 6 October 2026 at £15,250. Its asking price is now £15,000, £250 less. The latest price cut was seen on 24 October 2026.

Price changes recorded:

• 6 October 2026: £15,250
• 24 October 2026: £15,000

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 1 March 2027.

It has had one MOT, on 2 March 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 2,741 miles, which matches the advertised 3,187 miles.

Advertised mileage is about 16,000 miles lower than the median mileage of a 2023 Kia Stonic on AskCar.

Similar cars

14 other 2023 Kia Stonic Quantum 1.0 petrol manual SUVs are for sale at UK dealers, from £11,490 to £14,498, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2023 Kia Stonic Quantum, 1.0 petrol SUV, grey. Mileage: 10,957 miles. Price: £14,031, £969 less than this car. Dealer: Wessex Garages Wessex Kia Cardiff Penarth Road in Cardiff. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-e5b68b55612a
• 2023 Kia Stonic Quantum, 1.0 petrol SUV, grey. Mileage: 14,497 miles. Price: £13,350, £1,650 less than this car. Dealer: CarTime Nelson/Burnley in Nelson. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-72ab6f442ba0
• 2023 Kia Stonic Quantum, 1.0 petrol SUV, grey. Mileage: 16,033 miles. Price: £13,249, £1,751 less than this car. Dealer: Motorpoint Burnley in Burnley. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-ddaeff3fe4b4

• The nearest: 2023 Kia Stonic Quantum, 1.0 petrol SUV, grey, 55 miles from this car. Mileage: 30,730 miles. Price: £14,495, £505 less than this car. Dealer: Gravells Abergavenny in Abergavenny. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-dc4512856f31