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: 58,991 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

At 58,991 miles, this 2023 Kia Stonic GT Line S has covered about 39,800 more miles than other 2023 Kia Stonic cars. The AskCar estimate for this car is £11,643. It is priced at £11,096, which is £547 below that estimate. The AskCar estimate uses UK dealer asking prices, including 1,703 Kia Stonic adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 57 days ago. Its asking price has since fallen by £604. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Quality Part X Dunstable, based in Dunstable. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £547 (4%) under the AskCar estimate of £11,643.

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 1,703 priced Kia Stonic adverts across different ages and specifications, as of 4 November 2026.

A 2023 Kia Stonic with the 1.0 petrol engine is typically advertised at £14,800: the median of the 574 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2023 Kia Stonic has been on sale for at least 57 days.

Price history

AskCar first saw this advert on 8 September 2026 at £11,700. Its asking price is now £11,096, £604 less. The latest price cut was seen on 3 November 2026.

Price changes recorded:

• 8 September 2026: £11,700
• 10 September 2026: £11,685
• 16 September 2026: £11,670
• 18 September 2026: £11,650
• 21 September 2026: £11,500
• 24 September 2026: £11,495
• 1 October 2026: £11,450
• 3 October 2026: £11,430
• 6 October 2026: £11,600
• 8 October 2026: £11,561
• 10 October 2026: £11,500
• 14 October 2026: £11,400
• 16 October 2026: £11,375
• 20 October 2026: £11,300
• 22 October 2026: £11,251
• 24 October 2026: £11,200
• 27 October 2026: £11,186
• 29 October 2026: £11,151
• 31 October 2026: £11,100
• 3 November 2026: £11,096

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 27 June 2027.

It failed its MOT on 11 June 2026 (nearside front windscreen wiper does not clear the windscreen effectively; offside front windscreen wiper does not clear the windscreen effectively) and passed later the same day.

Advisories at the latest test: front brake pad(s) wearing thin; front brake disc worn, pitted or scored, but not seriously weakened; rear brake disc worn, pitted or scored, but not seriously weakened.

Mileage at that test: 57,754 miles, which matches the advertised 58,991 miles.

Advertised mileage is about 39,800 miles higher than the median mileage of a 2023 Kia Stonic on AskCar.

Similar cars

103 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 4 November 2026.

The 3 closest to this car in mileage:

• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, red. Mileage: 58,566 miles. Price: £12,299, £1,203 more than this car. Dealer: Bridgend Motor Group, Ayr in Prestwick. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-7363fd80ada7
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, red. Mileage: 57,182 miles. Price: £11,799, £703 more than this car. Dealer: H.P.L. Motors - Oldham (Greater Manchester) in Oldham. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-bcf05b7a8849
• 2023 Kia Stonic GT Line S, 1.0 petrol SUV, red. Mileage: 61,418 miles. Price: £11,500, £404 more than this car. Dealer: Paynes Of Hinckley in Hinckley. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-8496bfbe7544

• The nearest: 2023 Kia Stonic GT Line S, 1.0 petrol SUV, grey, under a mile from this car. Mileage: 69,170 miles. Price: £10,390, £706 less than this car. Dealer: Quality Part X Dunstable in Dunstable. AskCar page: https://askcar.co.uk/car/kia-stonic-2023-11d4c0b52505