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: 5,832 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: Blue
• CO2: 132 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2026 Kia K4 GT Line S is advertised with 5,832 miles, approximately 2,400 above the typical mileage for its age. The dealer is asking £26,295, which is £1,538 above the AskCar estimate of £24,757. To work out the AskCar estimate, we analyse UK dealer adverts for 273 Kia K4 cars across different ages and specifications. This car was first seen in our listings data 32 days ago. The seller is Waylands Kia Bicester, based in Bicester. 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: £1,538 (6%) over the AskCar estimate of £24,757.

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 32 days.

Price history

AskCar first saw this advert on 1 October 2026 at £26,295. Its asking price has not changed.

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 2,400 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, white. Mileage: 5,824 miles. Price: £24,997, £1,298 less 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, white. Mileage: 5,781 miles. Price: £25,499, £796 less 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, grey. Mileage: 5,906 miles. Price: £24,495, £1,800 less than this car. Dealer: Grainger Motor Group Mantles Kia Royston in Royston. AskCar page: https://askcar.co.uk/car/kia-k4-2026-09726e82b48f

• The nearest: 2026 Kia K4 GT Line S, 1.0 petrol hatchback, white, under a mile from this car. Mileage: 11,080 miles. Price: £24,395, £1,900 less than this car. Dealer: Waylands Kia Bicester in Bicester. AskCar page: https://askcar.co.uk/car/kia-k4-2026-389c76b58dff