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: 49,836 miles
• Fuel: Petrol, mild hybrid
• Body: SUV, 5 doors, 5 seats
• Engine: 1.0 litres, 118 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 127 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 49,836 miles on the clock, this 2021 Kia Stonic GT Line has done roughly 13,600 more miles than a typical 2021 Kia Stonic. The dealer is asking £10,995, which is £74 below the AskCar estimate of £11,069. To work out the AskCar estimate, we analyse UK dealer adverts for 1,703 Kia Stonic cars across different ages and specifications. It first appeared in our advert records 17 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. It is for sale at Tregonings of Cornwall in Wadebridge. 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: £74 (under 1%) under the AskCar estimate of £11,069.

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 17 days.

Price history

AskCar first saw this advert on 18 October 2026 at £10,995. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 29 May 2027.

It has had 5 MOTs. The latest, on 22 May 2026, passed.

There were no advisories at the latest test.

Mileage at that test: 47,777 miles, which matches the advertised 49,836 miles.

Advertised mileage is about 13,600 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: 49,948 miles. Price: £11,998, £1,003 more than this car. Dealer: Arnold Clark Glasgow London Road Motorstore / Vanstore in Glasgow. AskCar page: https://askcar.co.uk/car/kia-stonic-2021-04805037bfa4
• 2021 Kia Stonic GT Line, 1.0 petrol SUV, blue. Mileage: 50,000 miles. Price: £10,500, £495 less than this car. Dealer: Mylson Stoke in Newcastle-under-Lyme. AskCar page: https://askcar.co.uk/car/kia-stonic-2021-ef76b518ce40
• 2021 Kia Stonic GT Line, 1.0 petrol SUV, black. Mileage: 49,119 miles. Price: £11,998, £1,003 more than this car. Dealer: Arnold Clark Liverpool Motorstore / MG / Chery in Liverpool. AskCar page: https://askcar.co.uk/car/kia-stonic-2021-d5af328afa4d

• The nearest: 2021 Kia Stonic GT Line, 1.0 petrol SUV, white, 33 miles from this car. Mileage: 41,242 miles. Price: £11,699, £704 more than this car. Dealer: Murray Plymouth in Plymouth. AskCar page: https://askcar.co.uk/car/kia-stonic-2021-3c78505f5f03