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 (118 bhp)
• Year: 2023
• Mileage: 23,918 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres, 118 bhp
• 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 23,918 miles, around 4,800 more miles than is typical for its age. Priced at £14,695, it is advertised £638 above the AskCar estimate of £14,057. The AskCar estimate uses UK dealer asking prices, including 1,673 Kia Stonic adverts, and accounts for the car’s age, mileage and specification. This car was first seen in our listings data 15 days ago. Its advertised mileage matches the government's MOT record. The seller is Barretts, based in Oakham. 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: £638 (4%) over the AskCar estimate of £14,057.

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 15 days.

Price history

AskCar first saw this advert on 18 October 2026 at £14,695. 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 17 May 2027.

It has had one MOT, on 18 May 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 20,402 miles, which matches the advertised 23,918 miles.

Advertised mileage is about 4,800 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, blue. Mileage: 23,713 miles. Price: £15,295, £600 more than this car. Dealer: Waylands Kia Reading in West End. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-40433d33dc22
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, blue. Mileage: 23,700 miles. Price: £15,500, £805 more than this car. Dealer: Proven (Haslemere) in Haslemere. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-66292cdb06b9
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, red. Mileage: 23,688 miles. Price: £13,595, £1,100 less than this car. Dealer: Charles Hurst Kia Newtownabbey in Newtownabbey. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-49c461e448a4

• The nearest: 2023 Kia Stonic GT Line S, 1.0 petrol SUV, white, under a mile from this car. Mileage: 24,378 miles. Price: £14,995, £300 more than this car. Dealer: Barretts in Corby. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-18209fb80f65