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: 45,721 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 127 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Kia Stonic GT Line S has covered 45,721 miles, around 26,600 more miles than is typical for its age. The dealer is asking £13,250, which is £502 above the AskCar estimate of £12,748. To work out the AskCar estimate, we analyse UK dealer adverts for 1,673 Kia Stonic cars across different ages and specifications. This car was first seen in our listings data 5 days ago. Its advertised mileage matches the government's MOT record. The seller is Wessex Garages Wessex Nissan, Hyundai and Kia Newport, based in Newport. 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: £502 (3%) over the AskCar estimate of £12,748.

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

AskCar first saw this 2023 Kia Stonic advertised 5 days ago. About 4 in 10 of 2023 Kia Stonic cars are gone from sale within a month of being advertised: 328 of the 810 first advertised between 11 July 2026 and 29 September 2026.

Price history

AskCar first saw this advert on 28 October 2026 at £13,250. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 27 July 2027.

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

Advisories at the latest test: offside front tyre worn close to legal limit/worn on edge; nearside rear tyre has a cut but not deep enough to reach the ply or cords.

Mileage at that test: 43,599 miles, which matches the advertised 45,721 miles.

Advertised mileage is about 26,600 miles higher 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, grey. Mileage: 46,067 miles. Price: £13,298, the same price as this car. Dealer: Arnold Clark Stoke-on-Trent Motorstore in Stoke-on-Trent. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-578a5bc1294c
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, yellow. Mileage: 44,892 miles. Price: £12,498, £752 less than this car. Dealer: Griffin Mill Summit in Cardiff. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-e5da7a6409d2
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, blue. Mileage: 44,662 miles. Price: £12,770, £480 less than this car. Dealer: Bentley Motor Group in Keighley. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-4eb7f5b97937

• The nearest: 2023 Kia Stonic GT Line S, 1.0 petrol SUV, yellow, under a mile from this car. Mileage: 17,521 miles. Price: £14,370, £1,120 more than this car. Dealer: Wessex Garages Wessex Nissan, Hyundai and Kia Newport in Newport. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-23ed375a3f89