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 (118 bhp)
• Year: 2023
• Mileage: 13,185 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres, 118 bhp
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Blue
• CO2: 129 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 13,185 miles, this 2023 Kia Stonic GT Line S has covered about 6,000 fewer miles than other 2023 Kia Stonic cars. Its asking price of £16,649 is £121 above the AskCar estimate of £16,528. To work out the AskCar estimate, we analyse UK dealer adverts for 1,725 Kia Stonic cars across different ages and specifications. We first saw this car advertised 41 days ago. Its asking price has since fallen by £781. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Citygate Kia Watford, based in Watford. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £121 (under 1%) over the AskCar estimate of £16,528.

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 1,725 priced Kia Stonic adverts across different ages and specifications, as of 6 November 2026.

A 2023 Kia Stonic with the 1.0 petrol engine is typically advertised at £14,800: the median of the 576 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2023 Kia Stonic has been on sale for at least 41 days.

Price history

AskCar first saw this advert on 26 September 2026 at £17,430. Its asking price is now £16,649, £781 less. The latest price cut was seen on 5 November 2026.

Price changes recorded:

• 26 September 2026: £17,430
• 29 September 2026: £17,359
• 2 October 2026: £17,159
• 10 October 2026: £16,998
• 17 October 2026: £16,859
• 24 October 2026: £16,729
• 29 October 2026: £16,694
• 5 November 2026: £16,649

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 8 September 2027.

It has had one MOT, on 3 September 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 13,051 miles, which matches the advertised 13,185 miles.

Advertised mileage is about 6,000 miles lower than the median mileage of a 2023 Kia Stonic on AskCar.

Similar cars

173 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 6 November 2026.

The 3 closest to this car in mileage:

• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, white. Mileage: 13,211 miles. Price: £17,498, £849 more than this car. Dealer: Arnold Clark St Helens Renault / Dacia / Vanstore in St Helens. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-435f786f9365
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, blue. Mileage: 13,247 miles. Price: £16,099, £550 less than this car. Dealer: cinch Corby in Corby. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-5ca65140ff18
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, blue. Mileage: 13,005 miles. Price: £17,990, £1,341 more than this car. Dealer: Speedwell Kia in Exeter. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-aee785a22a49

• The nearest: 2023 Kia Stonic GT Line S, 1.0 petrol SUV, blue, under a mile from this car. Mileage: 10,748 miles. Price: £16,998, £349 more than this car. Dealer: Citygate Kia Watford in Watford. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-377664a7f64f