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: 41,242 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres, 118 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: White
• CO2: 127 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 41,242 miles, this 2021 Kia Stonic GT Line has covered about 5,000 more miles than other 2021 Kia Stonic cars. Priced at £11,699, it is advertised £96 above the AskCar estimate of £11,603. The AskCar estimate draws on 1,703 Kia Stonic adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. Since we first spotted the advert 74 days ago, the asking price has dropped by £226. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Murray Plymouth, based in Plymouth. 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: £96 (under 1%) over the AskCar estimate of £11,603.

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 74 days.

Price history

AskCar first saw this advert on 22 August 2026 at £11,925. Its asking price is now £11,699, £226 less. The latest price cut was seen on 23 October 2026.

Price changes recorded:

• 22 August 2026: £11,925
• 20 September 2026: £11,775
• 23 October 2026: £11,699

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 14 April 2027.

It has had 3 MOTs. The latest, on 20 March 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 34,575 miles, which matches the advertised 41,242 miles.

Advertised mileage is about 5,000 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, white. Mileage: 44,254 miles. Price: £10,999, £700 less than this car. Dealer: Available Car Supermarket - Castle Donington in Castle Donington. AskCar page: https://askcar.co.uk/car/kia-stonic-2021-0c2d6662cda2
• 2021 Kia Stonic GT Line, 1.0 petrol SUV, white. Mileage: 37,798 miles. Price: £11,759, £60 more than this car. Dealer: Vertu Kia Nottingham in Nottingham. AskCar page: https://askcar.co.uk/car/kia-stonic-2021-85e8429a1708
• 2021 Kia Stonic GT Line, 1.0 petrol SUV, white. Mileage: 37,015 miles. Price: £11,300, £399 less than this car. Dealer: CarTime Nelson/Burnley in Nelson. AskCar page: https://askcar.co.uk/car/kia-stonic-2021-33cb60c99ca9

• The nearest: 2021 Kia Stonic GT Line, 1.0 petrol SUV, grey, 33 miles from this car. Mileage: 49,836 miles. Price: £10,995, £704 less than this car. Dealer: Tregonings of Cornwall in Wadebridge. AskCar page: https://askcar.co.uk/car/kia-stonic-2021-4f5af494b754