2021 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 DCT FWD Euro 6 (s/s) 5dr (118 bhp)
• Year: 2021
• Mileage: 81,000 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: Red
• CO2: 129 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 81,000 miles on the clock, this 2021 Kia Stonic GT Line S has done roughly 44,800 more miles than a typical 2021 Kia Stonic. The dealer is asking £10,490, which is £354 above the AskCar estimate of £10,136. To work out the AskCar estimate, we analyse UK dealer adverts for 1,673 Kia Stonic cars across different ages and specifications. The asking price is now £500 lower than when we first recorded the advert 95 days ago. Its advertised mileage matches the government's MOT record. You can find this car at Sk Car Sales . Com in Enfield. 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: £354 (3%) over the AskCar estimate of £10,136.

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 2021 Kia Stonic with the 1.0 petrol engine is typically advertised at £11,600: the median of the 130 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2021 Kia Stonic has been on sale for at least 95 days.

Price history

AskCar first saw this advert on 30 July 2026 at £10,990. Its asking price is now £10,490, £500 less. The latest price cut was seen on 21 October 2026.

Price changes recorded:

• 30 July 2026: £10,990
• 21 October 2026: £10,490

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 2 November 2026: valid until 30 March 2027.

It has had 3 MOTs. The latest, on 27 March 2026, passed.

Advisories at the latest test: nearside front inner tyre worn close to legal limit/worn on edge; front brake pad(s) wearing thin offside and nearside.

Mileage at that test: 77,945 miles, which matches the advertised 81,000 miles.

Advertised mileage is about 44,800 miles higher than the median mileage of a 2021 Kia Stonic on AskCar.

Similar cars

12 other 2021 Kia Stonic GT Line S 1.0 petrol automatic SUVs are for sale at UK dealers, from £11,879 to £16,495, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2021 Kia Stonic GT Line S, 1.0 petrol SUV, grey. Mileage: 38,386 miles. Price: £13,985, £3,495 more than this car. Dealer: FJ Chalke - Nissan, Yeovil in Yeovil. AskCar page: https://askcar.co.uk/car/kia-stonic-2021-5686a6559c9d
• 2021 Kia Stonic GT Line S, 1.0 petrol SUV, grey. Mileage: 36,208 miles. Price: £13,495, £3,005 more than this car. Dealer: Fisken Motor Group in Forfar. AskCar page: https://askcar.co.uk/car/kia-stonic-2021-8a806a4be7ce
• 2021 Kia Stonic GT Line S, 1.0 petrol SUV, grey. Mileage: 31,410 miles. Price: £11,879, £1,389 more than this car. Dealer: Thurlow Nunn Luton in Luton. AskCar page: https://askcar.co.uk/car/kia-stonic-2021-61a00ac1ddf7

• The nearest: 2021 Kia Stonic GT Line S, 1.0 petrol SUV, grey, 15 miles from this car. Mileage: 26,639 miles. Price: £14,700, £4,210 more than this car. Dealer: RRG Group GWR Kia in Ealing. AskCar page: https://askcar.co.uk/car/kia-stonic-2021-108ee037c3d2