2026 Kia K4 1.0 T-GDi GT Line
Price: £23,702. Fair price: £801 (3%) over the AskCar estimate of £22,901, 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 115 48V GT Line DCT FWD Euro 6 5dr (113 bhp)
- Year: 2026
- Mileage: 5,635 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: 130 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
At 5,635 miles, this 2026 Kia K4 GT Line has covered about 2,200 more miles than other 2026 Kia K4 cars. The dealer is asking £23,702, which is £801 above the AskCar estimate of £22,901. To work out the AskCar estimate, we analyse UK dealer adverts for 273 Kia K4 cars across different ages and specifications. The asking price is now £1,087 lower than when we first recorded the advert 40 days ago. It is for sale at Middleton Garage Kia Epsom in Epsom and Ewell. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 2 November 2026.
Price
Fair price: £801 (3%) over the AskCar estimate of £22,901.
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 40 days.
Price history
AskCar first saw this advert on 23 September 2026 at £24,789. Its asking price is now £23,702, £1,087 less. The latest price cut was seen on 28 October 2026.
Price changes recorded:
- 23 September 2026: £24,789
- 28 October 2026: £23,702
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
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, grey. Mileage: 5,422 miles. Price: £22,988, £714 less than this car. Dealer: Perrys Worksop Ford And Kia in Worksop. AskCar page: https://askcar.co.uk/car/kia-k4-2026-d0a71740510a
- 2026 Kia K4 GT Line, 1.0 petrol hatchback, black. Mileage: 6,000 miles. Price: £24,495, £793 more than this car. Dealer: Waylands Kia Reading in West End. AskCar page: https://askcar.co.uk/car/kia-k4-2026-3b749eb93d89
- 2026 Kia K4 GT Line, 1.0 petrol hatchback, black. Mileage: 5,000 miles. Price: £22,999, £703 less than this car. Dealer: Alan Day (Colindale) (London) in London. AskCar page: https://askcar.co.uk/car/kia-k4-2026-0d57b721fef7
- The nearest: 2026 Kia K4 GT Line, 1.0 petrol hatchback, black, under a mile from this car. Mileage: 2,471 miles. Price: £23,405, £297 less than this car. Dealer: Middleton Garage Kia Epsom in Epsom. AskCar page: https://askcar.co.uk/car/kia-k4-2026-8f39623b507f
Browse all Kia K4 cars for sale · 2026 Kia K4 price guide
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Photos
22 photos of this car are 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.