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 Manual FWD Euro 6 (s/s) 5dr (118 bhp)
• Year: 2021
• Mileage: 49,119 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres, 118 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Black
• CO2: 127 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 49,119 miles, this 2021 Kia Stonic GT Line has covered about 12,900 more miles than other 2021 Kia Stonic cars. The dealer is asking £11,998, which is £885 above the AskCar estimate of £11,113. To work out the AskCar estimate, we analyse UK dealer adverts for 1,703 Kia Stonic cars across different ages and specifications. We first recorded this advert 63 days ago, and its asking price has since fallen by £500. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Arnold Clark Liverpool Motorstore / MG / Chery, based in Liverpool. 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: £885 (7%) over the AskCar estimate of £11,113.

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 2021 Kia Stonic with the 1.0 petrol engine is typically advertised at £11,600: the median of the 139 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2021 Kia Stonic has been on sale for at least 63 days.

Price history

AskCar first saw this advert on 2 September 2026 at £12,498. Its asking price is now £11,998, £500 less. The latest price cut was seen on 18 September 2026.

Price changes recorded:

• 2 September 2026: £12,498
• 18 September 2026: £11,998

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 28 September 2027.

It has had 3 MOTs. The latest, on 1 September 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 49,124 miles, which matches the advertised 49,119 miles.

Advertised mileage is about 12,900 miles higher than the median mileage of a 2021 Kia Stonic on AskCar.

Similar cars

22 other 2021 Kia Stonic GT Line 1.0 petrol manual SUVs are for sale at UK dealers, from £9,595 to £12,495, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2021 Kia Stonic GT Line, 1.0 petrol SUV, grey. Mileage: 49,836 miles. Price: £10,995, £1,003 less than this car. Dealer: Tregonings of Cornwall in Wadebridge. AskCar page: https://askcar.co.uk/car/kia-stonic-2021-4f5af494b754
• 2021 Kia Stonic GT Line, 1.0 petrol SUV, white. Mileage: 48,313 miles. Price: £11,000, £998 less than this car. Dealer: Simon Bailes Stockton On Tees in Stockton-on-Tees. AskCar page: https://askcar.co.uk/car/kia-stonic-2021-c4cb0f1e11a5
• 2021 Kia Stonic GT Line, 1.0 petrol SUV, grey. Mileage: 49,948 miles. Price: £11,998, the same price as this car. Dealer: Arnold Clark Glasgow London Road Motorstore / Vanstore in Glasgow. AskCar page: https://askcar.co.uk/car/kia-stonic-2021-04805037bfa4

• The nearest: 2021 Kia Stonic GT Line, 1.0 petrol SUV, black, 12 miles from this car. Mileage: 27,797 miles. Price: £12,171, £173 more than this car. Dealer: Acorn Kia St Helens in St Helens. AskCar page: https://askcar.co.uk/car/kia-stonic-2021-3d7acd1ab37c