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 DCT FWD Euro 6 (s/s) 5dr
• Year: 2023
• Mileage: 5,138 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 129 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Kia Stonic GT Line S has covered 5,138 miles, around 14,000 fewer miles than is typical for its age. Its asking price of £15,960 is £1,309 below the AskCar estimate of £17,269. The AskCar estimate uses 1,673 UK dealer adverts for the Kia Stonic, with adjustments for age, mileage, trim, engine and other specifications. Since we first spotted the advert 37 days ago, the asking price has dropped by £650. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Evans Halshaw Ford Wolverhampton, based in Wolverhampton. 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: £1,309 (7%) under the AskCar estimate of £17,269.

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 37 days.

Price history

AskCar first saw this advert on 26 September 2026 at £16,610. Its asking price is now £15,960, £650 less. The latest price cut was seen on 27 October 2026.

Price changes recorded:

• 26 September 2026: £16,610
• 29 September 2026: £16,540
• 2 October 2026: £16,450
• 7 October 2026: £16,290
• 13 October 2026: £16,280
• 22 October 2026: £16,120
• 27 October 2026: £15,960

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 10 September 2027.

It has had one MOT, on 7 September 2026, and passed.

Advisories at the latest test: central front upper items removed from driver's view prior to test; nearside rear child seat fitted not allowing full inspection of adult belt.

Mileage at that test: 4,901 miles, which matches the advertised 5,138 miles.

Advertised mileage is about 14,000 miles lower than the median mileage of a 2023 Kia Stonic on AskCar.

Similar cars

171 other 2023 Kia Stonic GT Line S 1.0 petrol automatic SUVs are for sale at UK dealers, from £11,395 to £17,998, 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: 5,065 miles. Price: £17,804, £1,844 more than this car. Dealer: TMS Loughborough Kia in Loughborough. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-6ec4125642ca
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, yellow. Mileage: 5,513 miles. Price: £17,495, £1,535 more than this car. Dealer: JCB Group Ashford Orbital Kia in Ashford. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-42ab1dd66b7c
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, red. Mileage: 5,576 miles. Price: £16,990, £1,030 more than this car. Dealer: Vertu Kia Edinburgh in Edinburgh. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-167810e85a38

• The nearest: 2023 Kia Stonic GT Line S, 1.0 petrol SUV, grey, under a mile from this car. Mileage: 10,580 miles. Price: £15,070, £890 less than this car. Dealer: Evans Halshaw Ford Wolverhampton in Wolverhampton. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-e07a11a546d2