2026 Kia K4

1.0 T-GDi Mhev GT Line S DCT FWD Euro 6 (s/s) 5dr (113 bhp)

£25,699

Fair price: within 8% of the typical £25,958 for this model, age and mileage, drawing on 258 adverts of this make and model.

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)
Mileage: 3,263 miles
Year: 2026
Fuel type: Petrol Hybrid
Body type: Hatchback
Engine: 1.0 L
Gearbox: Automatic
Power: 113 bhp
Seats: 5
CO2: 132 g/km
Colour: White
Doors: 5
Driven wheels: Front Wheel Drive
Gearbox version: DCT
Engine badge: T-GDi; MHEV
Hybrid type: Mild hybrid
Emissions standard: Euro 6

About this car

This 2026 Kia K4 GT Line S is advertised with 3,263 miles on the clock. The dealer is asking £25,699, which is £259 below our market estimate of £25,958. Our estimate draws on 258 Kia K4 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. Since we first spotted the advert 144 days ago, the asking price has dropped by £3,300. That history is worth bearing in mind when speaking to the dealer. It is advertised by Leslies (Cowes) in Isle of Wight.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price history

First seen on 30 May 2026, 144 days ago. Advert duration calculated on 21 October 2026. Net asking-price reduction: £3,300 from the first recorded £28,999. 4 price reductions recorded, the latest observed on 3 October 2026.

Recorded asking prices
Date observed	Asking price
31 May 2026	£28,999
7 July 2026	£28,999
6 August 2026	£26,999
7 August 2026	£26,999
8 September 2026	£26,699
20 September 2026	£25,999
3 October 2026	£25,699
20 October 2026	£25,699

Price and mileage comparison

Estimated market asking price: £25,958. The asking price is £259 below this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 258 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 200 miles lower than typical for a 2026 Kia K4.

MOT

MOT no details held by dvla.

75 other cars with the same year, trim, gearbox and fuel are for sale from £23,995 to £33,789.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£23,995	13,489 miles
£23,995	9,488 miles
£23,995	6,432 miles
£23,995	6,780 miles
£23,998	3,659 miles

These cars have covered 10–13,489 miles, compared with 3,263 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

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

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Dealer

Leslies (Cowes), Isle of Wight. Across the dealer network: 123 branches, 1,651 cars for sale.

Dealer postcode: PO31 8PG.