2026 Kia K4 1.0 GT Line S

Overview

• Make: Kia
• Model: K4
• Trim: GT Line S
• Version: 1.0 T-GDi GT Line S DCT FWD Euro 6 5dr (113 bhp)
• Year: 2026
• Mileage: 5,585 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: Grey
• CO2: 132 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2026 Kia K4 GT Line S has covered 5,585 miles, around 2,200 more miles than is typical for its age. The AskCar estimate for this car is £24,815. It is priced at £24,000, which is £815 below that estimate. The AskCar estimate uses 273 UK dealer adverts for the Kia K4, with adjustments for age, mileage, trim, engine and other specifications. We first saw this car advertised 158 days ago. Its asking price has since fallen by £5,940. The seller is Holden Kia, based in Norwich. 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: £815 (3%) under the AskCar estimate of £24,815.

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 158 days.

Price history

AskCar first saw this advert on 28 May 2026 at £29,940. Its asking price is now £24,000, £5,940 less. The latest price cut was seen on 26 October 2026.

Price changes recorded:

• 28 May 2026: £29,940
• 11 July 2026: £27,000
• 15 September 2026: £25,850
• 17 September 2026: £25,000
• 26 October 2026: £24,000

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 2,200 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, white. Mileage: 5,781 miles. Price: £25,499, £1,499 more than this car. Dealer: Premier Kia Rochdale in Rochdale. AskCar page: https://askcar.co.uk/car/kia-k4-2026-089cb7760969
• 2026 Kia K4 GT Line S, 1.0 petrol hatchback, white. Mileage: 5,824 miles. Price: £24,997, £997 more than this car. Dealer: Bentley Motor Group in Keighley. AskCar page: https://askcar.co.uk/car/kia-k4-2026-edd846736fa9
• 2026 Kia K4 GT Line S, 1.0 petrol hatchback, blue. Mileage: 5,832 miles. Price: £26,295, £2,295 more than this car. Dealer: Waylands Kia Bicester in Bicester. AskCar page: https://askcar.co.uk/car/kia-k4-2026-fb822df6012e

• The nearest: 2026 Kia K4 GT Line S, 1.0 petrol hatchback, white, 27 miles from this car. Mileage: 3,544 miles. Price: £25,999, £1,999 more than this car. Dealer: Grainger Motor Group in Thetford. AskCar page: https://askcar.co.uk/car/kia-k4-2026-3a6ac4d79d0b