2026 Kia K4 1.0 T-GDi MHEV GT Line S

Overview

• Make: Kia
• Model: K4
• Trim: GT Line S
• Version: 1.0 T-GDi Mhev GT Line S DCT FWD Euro 6 (s/s) 5dr (113 bhp)
• Year: 2026
• Mileage: 6,780 miles
• Fuel: Petrol, mild hybrid
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.0 litres, 113 bhp
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Yellow
• CO2: 132 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2026 Kia K4 GT Line S has covered 6,780 miles, around 3,400 more miles than is typical for its age. The AskCar estimate for this car is £25,203. It is priced at £23,495, which is £1,708 below that estimate. The AskCar estimate draws on 273 Kia K4 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 132 days ago. Its asking price has since fallen by £3,500. The seller is Startin BYD (Redditch), based in Redditch. 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: £1,708 (6%) under the AskCar estimate of £25,203.

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 273 priced Kia K4 adverts across different ages and specifications, as of 2 November 2026.

A 2026 Kia K4 with the 1.0 petrol engine is typically advertised at £23,800: the median of the 214 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2026 Kia K4 has been on sale for at least 132 days.

Price history

AskCar first saw this advert on 23 June 2026 at £26,995. Its asking price is now £23,495, £3,500 less. The latest price cut was seen on 25 October 2026.

Price changes recorded:

• 24 June 2026: £26,995
• 4 September 2026: £25,595
• 11 September 2026: £24,995
• 30 September 2026: £24,495
• 14 October 2026: £23,995
• 25 October 2026: £23,495

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 3,400 miles higher than the median mileage of a 2026 Kia K4 on AskCar.

Similar cars

76 other 2026 Kia K4 GT Line S 1.0 petrol automatic hatchbacks are for sale at UK dealers, from £23,295 to £33,789, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2026 Kia K4 GT Line S, 1.0 petrol hatchback, blue. Mileage: 6,827 miles. Price: £24,566, £1,071 more than this car. Dealer: Perrys Worksop Ford And Kia in Worksop. AskCar page: https://askcar.co.uk/car/kia-k4-2026-9fdd3d766858
• 2026 Kia K4 GT Line S, 1.0 petrol hatchback, red. Mileage: 6,854 miles. Price: £24,055, £560 more than this car. Dealer: Wessex Garages Wessex Kia Bristol in Bristol. AskCar page: https://askcar.co.uk/car/kia-k4-2026-a80bf49cf5b3
• 2026 Kia K4 GT Line S, 1.0 petrol hatchback, blue. Mileage: 6,432 miles. Price: £23,900, £405 more than this car. Dealer: Evans Halshaw Kia Stourbridge in Stourbridge. AskCar page: https://askcar.co.uk/car/kia-k4-2026-75124429dec2

• The nearest: 2026 Kia K4 GT Line S, 1.0 petrol hatchback, grey, 14 miles from this car. Mileage: 4,725 miles. Price: £25,197, £1,702 more than this car. Dealer: Startin Kia Warwick in Warwick. AskCar page: https://askcar.co.uk/car/kia-k4-2026-521ece4f3fbe