2021 Kia Stonic 1.0 T-GDi MHEV GT Line

Overview

• Make: Kia
• Model: Stonic
• Trim: GT Line
• Version: 1.0 T-GDi Mhev GT Line DCT FWD Euro 6 (s/s) 5dr (118 bhp)
• Year: 2021
• Mileage: 9,550 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: Yellow
• CO2: 129 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Kia Stonic GT Line is advertised with 9,550 miles, approximately 26,000 below the typical mileage for its age. The dealer is asking £14,399, which is £536 below the AskCar estimate of £14,935. To work out the AskCar estimate, we analyse UK dealer adverts for 1,699 Kia Stonic cars across different ages and specifications. The asking price is now £900 lower than when we first recorded the advert 38 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Fords Of Winsford Car Supermarket, based in Winsford. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £536 (3%) under the AskCar estimate of £14,935.

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 1,699 priced Kia Stonic adverts across different ages and specifications, as of 7 November 2026.

A 2021 Kia Stonic with the 1.0 petrol engine is typically advertised at £11,500: the median of the 133 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2021 Kia Stonic has been on sale for at least 38 days.

Price history

AskCar first saw this advert on 30 September 2026 at £15,299. Its asking price is now £14,399, £900 less. The latest price cut was seen on 5 November 2026.

Price changes recorded:

• 30 September 2026: £15,299
• 4 October 2026: £15,199
• 8 October 2026: £14,999
• 12 October 2026: £14,799
• 18 October 2026: £14,699
• 21 October 2026: £14,899
• 27 October 2026: £14,699
• 1 November 2026: £14,599
• 5 November 2026: £14,399

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 9 March 2027.

It failed its MOT on 10 March 2026 (nearside front windscreen washer provides insufficient washer liquid) and passed later the same day.

There were no advisories at the latest test.

Mileage at that test: 7,093 miles, which matches the advertised 9,550 miles.

Advertised mileage is about 26,000 miles lower than the median mileage of a 2021 Kia Stonic on AskCar.

Similar cars

2 other 2021 Kia Stonic GT Line 1.0 petrol automatic SUVs are for sale at UK dealers, from £9,112 to £16,290, as of 7 November 2026.

The 2 closest to this car in mileage:

• 2021 Kia Stonic GT Line, 1.0 petrol SUV, yellow. Mileage: 13,804 miles. Price: £16,290, £1,891 more than this car. Dealer: Dicksons of Inverness (Inverness) in Inverness. AskCar page: https://askcar.co.uk/car/kia-stonic-2021-56892ab33f41
• 2021 Kia Stonic GT Line, 1.0 petrol SUV, yellow. Mileage: 87,900 miles. Price: £9,112, £5,287 less than this car. Dealer: Keepers Cars in Stonehouse. AskCar page: https://askcar.co.uk/car/kia-stonic-2021-575406c1a41e