2023 Kia Stonic 1.0 GT Line S

Overview

• Make: Kia
• Model: Stonic
• Trim: GT Line S
• Version: 1.0 T-GDi GT Line S DCT FWD Euro 6 5dr
• Year: 2023
• Mileage: 3,989 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Yellow
• CO2: 129 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 3,989 miles on the clock, this 2023 Kia Stonic GT Line S has done roughly 15,100 fewer miles than a typical 2023 Kia Stonic. The AskCar estimate for this car is £17,785. It is priced at £17,795, which is £10 above that estimate. The AskCar estimate uses UK dealer asking prices, including 1,673 Kia Stonic adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 36 days ago. Its asking price has since fallen by £700. We checked its advertised mileage against the government's MOT record, and they match. The seller is Startin BYD (Redditch), based in Redditch. 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: £10 (under 1%) over the AskCar estimate of £17,785.

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 36 days.

Price history

AskCar first saw this advert on 27 September 2026 at £18,495. Its asking price is now £17,795, £700 less. The latest price cut was seen on 25 October 2026.

Price changes recorded:

• 27 September 2026: £18,495
• 25 October 2026: £17,795

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 13 July 2027.

It failed its MOT on 14 July 2026 (headlamp not working on main beam both) and passed later the same day.

There were no advisories at the latest test.

Mileage at that test: 3,926 miles, which matches the advertised 3,989 miles.

Advertised mileage is about 15,100 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: 4,065 miles. Price: £17,998, £203 more than this car. Dealer: Dicksons of Inverness (Inverness) in Inverness. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-b02691cb4ec8
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, grey. Mileage: 3,762 miles. Price: £16,999, £796 less than this car. Dealer: Sutton Park Coventry in Coventry. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-c36cd2a9b893
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, grey. Mileage: 4,287 miles. Price: £17,998, £203 more than this car. Dealer: Arnold Clark Blackpool Vauxhall / Jeep / Vanstore in Blackpool. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-9b79ec499038

• The nearest: 2023 Kia Stonic GT Line S, 1.0 petrol SUV, white, 8 miles from this car. Mileage: 33,819 miles. Price: £14,490, £3,305 less than this car. Dealer: Paul Rigby Hyundai Bromsgrove in Bromsgrove. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-febc0007d305