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: 56,734 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 has covered 56,734 miles, around 20,500 more miles than is typical for its age. Its asking price of £10,236 is £423 below the AskCar estimate of £10,659. To work out the AskCar estimate, we analyse UK dealer adverts for 1,703 Kia Stonic cars across different ages and specifications. We first saw this car advertised 36 days ago. Its asking price has since fallen by £379. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Lookers Volkswagen Blackburn, based in Blackburn. 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: £423 (3%) under the AskCar estimate of £10,659.

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 36 days.

Price history

AskCar first saw this advert on 29 September 2026 at £10,615. Its asking price is now £10,236, £379 less. The latest price cut was seen on 3 November 2026.

Price changes recorded:

• 29 September 2026: £10,615
• 4 October 2026: £10,664
• 9 October 2026: £10,536
• 13 October 2026: £10,479
• 15 October 2026: £10,373
• 16 October 2026: £10,344
• 17 October 2026: £10,330
• 20 October 2026: £10,295
• 24 October 2026: £10,293
• 29 October 2026: £10,280
• 3 November 2026: £10,236

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 4 MOTs. The latest, on 29 September 2026, passed.

Advisories at the latest test: offside front suspension arm pin or bush worn but not resulting in excessive movement.

Mileage at that test: 57,056 miles, which matches the advertised 56,734 miles.

Advertised mileage is about 20,500 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, black. Mileage: 56,269 miles. Price: £10,758, £522 more than this car. Dealer: Vertu Vauxhall Hexham in Hexham. AskCar page: https://askcar.co.uk/car/kia-stonic-2021-93b688aa7ce1
• 2021 Kia Stonic GT Line, 1.0 petrol SUV, blue. Mileage: 55,559 miles. Price: £9,990, £246 less than this car. Dealer: SJS Motor Company Kent in Gillingham. AskCar page: https://askcar.co.uk/car/kia-stonic-2021-db24dc3271a0
• 2021 Kia Stonic GT Line, 1.0 petrol SUV, red. Mileage: 63,400 miles. Price: £10,790, £554 more than this car. Dealer: Somerset Motor Company in Weston-super-Mare. AskCar page: https://askcar.co.uk/car/kia-stonic-2021-3aeadf37e3a0

• The nearest: 2021 Kia Stonic GT Line, 1.0 petrol SUV, white, 10 miles from this car. Mileage: 37,015 miles. Price: £11,300, £1,064 more than this car. Dealer: CarTime Nelson/Burnley in Nelson. AskCar page: https://askcar.co.uk/car/kia-stonic-2021-33cb60c99ca9