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: 72,900 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres, 118 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Red
• CO2: 127 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2021 Kia Stonic GT Line is advertised with 72,900 miles, approximately 36,700 above the typical mileage for its age. The dealer is asking £9,595, which is £56 above the AskCar estimate of £9,539. To work out the AskCar estimate, we analyse UK dealer adverts for 1,725 Kia Stonic cars across different ages and specifications. Since we first spotted the advert 18 days ago, the asking price has dropped by £400. Its advertised mileage matches the government's MOT record. The seller is Stoneacre Hull Mazda/Suzuki, based in Hull. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £56 (under 1%) over the AskCar estimate of £9,539.

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 1,725 priced Kia Stonic adverts across different ages and specifications, as of 6 November 2026.

A 2021 Kia Stonic with the 1.0 petrol engine is typically advertised at £11,600: the median of the 137 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2021 Kia Stonic has been on sale for at least 18 days.

Price history

AskCar first saw this advert on 19 October 2026 at £9,995. Its asking price is now £9,595, £400 less. The latest price cut was seen on 30 October 2026.

Price changes recorded:

• 19 October 2026: £9,995
• 30 October 2026: £9,595

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 20 November 2026.

It has had 3 MOTs. The latest, on 10 November 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 69,544 miles, which matches the advertised 72,900 miles.

Advertised mileage is about 36,700 miles higher than the median mileage of a 2021 Kia Stonic on AskCar.

Similar cars

21 other 2021 Kia Stonic GT Line 1.0 petrol manual SUVs are for sale at UK dealers, from £9,799 to £12,495, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2021 Kia Stonic GT Line, 1.0 petrol SUV, blue. Mileage: 78,306 miles. Price: £9,799, £204 more than this car. Dealer: Vertu Vauxhall Northampton in Northampton. AskCar page: https://askcar.co.uk/car/kia-stonic-2021-b40836bdf7d0
• 2021 Kia Stonic GT Line, 1.0 petrol SUV, red. Mileage: 63,400 miles. Price: £10,790, £1,195 more than this car. Dealer: Somerset Motor Company in Weston-super-Mare. AskCar page: https://askcar.co.uk/car/kia-stonic-2021-3aeadf37e3a0
• 2021 Kia Stonic GT Line, 1.0 petrol SUV, red. Mileage: 56,734 miles. Price: £10,174, £579 more than this car. Dealer: Lookers Volkswagen Blackburn in Blackburn. AskCar page: https://askcar.co.uk/car/kia-stonic-2021-def2bf5fd12d

• The nearest: 2021 Kia Stonic GT Line, 1.0 petrol SUV, white, 62 miles from this car. Mileage: 37,798 miles. Price: £11,759, £2,164 more than this car. Dealer: Vertu Kia Nottingham in Nottingham. AskCar page: https://askcar.co.uk/car/kia-stonic-2021-85e8429a1708