2023 Kia Stonic 1.0 GT Line

Overview

• Make: Kia
• Model: Stonic
• Trim: GT Line
• Version: 1.0 T-GDi GT Line DCT FWD Euro 6 (s/s) 5dr
• Year: 2023
• Mileage: 12,881 miles
• Fuel: Petrol
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Blue
• CO2: 135 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 12,881 miles, this 2023 Kia Stonic GT Line has covered about 6,200 fewer miles than other 2023 Kia Stonic cars. Priced at £15,795, it is advertised £640 below the AskCar estimate of £16,435. The AskCar estimate uses 1,673 UK dealer adverts for the Kia Stonic, with adjustments for age, mileage, trim, engine and other specifications. We first recorded this advert 17 days ago, and its asking price has since fallen by £400. Its advertised mileage matches the government's MOT record. It is advertised by Grainger Motor Group in Cambridge. 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: £640 (3%) under the AskCar estimate of £16,435.

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 17 days.

Price history

AskCar first saw this advert on 16 October 2026 at £16,195. Its asking price is now £15,795, £400 less. The latest price cut was seen on 24 October 2026.

Price changes recorded:

• 16 October 2026: £16,195
• 19 October 2026: £15,995
• 24 October 2026: £15,795

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 29 September 2027.

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

There were no advisories at the latest test.

Mileage at that test: 12,441 miles, which matches the advertised 12,881 miles.

Advertised mileage is about 6,200 miles lower than the median mileage of a 2023 Kia Stonic on AskCar.

Similar cars

60 other 2023 Kia Stonic GT Line 1.0 petrol automatic SUVs are for sale at UK dealers, from £10,809 to £17,495, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2023 Kia Stonic GT Line, 1.0 petrol SUV, red. Mileage: 12,800 miles. Price: £16,298, £503 more than this car. Dealer: Arnold Clark Chesterfield Motorstore / Vanstore in Chesterfield. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-fb494cc04fcf
• 2023 Kia Stonic GT Line, 1.0 petrol SUV, yellow. Mileage: 12,405 miles. Price: £15,000, £795 less than this car. Dealer: JCT600 Kia Castleford in Castleford. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-690a9e625389
• 2023 Kia Stonic GT Line, 1.0 petrol SUV, black. Mileage: 13,600 miles. Price: £15,595, £200 less than this car. Dealer: Fine Cars in Lee-on-the-Solent. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-adbefd626d7a

• The nearest: 2023 Kia Stonic GT Line, 1.0 petrol SUV, grey, 6 miles from this car. Mileage: 13,945 miles. Price: £15,795, the same price as this car. Dealer: EMG Kia South Cambridge in Cambridge. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-48ab4a2a5187