2026 Kia K4 1.0 T-GDi MHEV GT Line

Price: £23,990. Fair price: £393 (1%) under the AskCar estimate of £24,383, our expected asking price for this car from its model, age, mileage and specification, drawing on 273 priced Kia K4 adverts on AskCar as of 2 November 2026.

AskCar lists 275 used Kia K4 from 136 UK dealerships, as of 2 November 2026.

Overview

  • Make: Kia
  • Model: K4
  • Trim: GT Line
  • Version: 1.0 T-GDi Mhev GT Line DCT FWD Euro 6 (s/s) 5dr (113 bhp)
  • Year: 2026
  • Mileage: 1,108 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: Black
  • CO2: 130 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

At 1,108 miles, this 2026 Kia K4 GT Line has covered about 2,300 fewer miles than other 2026 Kia K4 cars. Priced at £23,990, it is advertised £393 below the AskCar estimate of £24,383. To work out the AskCar estimate, we analyse UK dealer adverts for 273 Kia K4 cars across different ages and specifications. Since we first spotted the advert 59 days ago, the asking price has dropped by £907. You can find this car at Acorn Kia St Helens in St. Helens. 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: £393 (1%) under the AskCar estimate of £24,383.

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 59 days.

Price history

AskCar first saw this advert on 4 September 2026 at £24,897. Its asking price is now £23,990, £907 less. The latest price cut was seen on 13 October 2026.

Price changes recorded:

  • 4 September 2026: £24,897
  • 13 October 2026: £23,990

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 2,300 miles lower than the median mileage of a 2026 Kia K4 on AskCar.

Similar cars

87 other 2026 Kia K4 GT Line 1.0 petrol automatic hatchbacks are for sale at UK dealers, from £21,499 to £27,495, as of 2 November 2026.

The 3 closest to this car in mileage:

  • 2026 Kia K4 GT Line, 1.0 petrol hatchback, black. Mileage: 1,189 miles. Price: £23,180, £810 less than this car. Dealer: Vertu Kia Bradford in Bradford. AskCar page: https://askcar.co.uk/car/kia-k4-2026-7d705a440c2c
  • 2026 Kia K4 GT Line, 1.0 petrol hatchback, yellow. Mileage: 1,000 miles. Price: £26,995, £3,005 more than this car. Dealer: Fisken Motor Group in Forfar. AskCar page: https://askcar.co.uk/car/kia-k4-2026-e5cde1446827
  • 2026 Kia K4 GT Line, 1.0 petrol hatchback, blue. Mileage: 998 miles. Price: £23,498, £492 less than this car. Dealer: Arnold Clark Linwood Kia in Linwood. AskCar page: https://askcar.co.uk/car/kia-k4-2026-de2356a718a9
  • The nearest: 2026 Kia K4 GT Line, 1.0 petrol hatchback, yellow, under a mile from this car. Mileage: 4,052 miles. Price: £23,850, £140 less than this car. Dealer: Acorn Kia St Helens in St Helens. AskCar page: https://askcar.co.uk/car/kia-k4-2026-66b39d8c5b9c

Browse all Kia K4 cars for sale · 2026 Kia K4 price guide

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Photos

1 photo of this car is on its AskCar page.

As of 2 November 2026, AskCar lists 586,270 cars and vans from 12,920 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.