2026 Kia K4 1.0 T-GDi MHEV GT Line S

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)
• Year: 2026
• Mileage: 3,817 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: Red
• CO2: 132 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

The advertised mileage for this 2026 Kia K4 GT Line S is 3,817 miles. Its asking price of £24,778 is £959 below the AskCar estimate of £25,737. 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 26 days ago. Its asking price has since fallen by £1,183. The seller is Pentagon Kia Sheffield, based in Sheffield. 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: £959 (3%) under the AskCar estimate of £25,737.

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 26 days.

Price history

AskCar first saw this advert on 7 October 2026 at £25,961. Its asking price is now £24,778, £1,183 less. The latest price cut was seen on 21 October 2026.

Price changes recorded:

• 7 October 2026: £25,961
• 14 October 2026: £25,724
• 17 October 2026: £25,595
• 21 October 2026: £24,778

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 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, black. Mileage: 3,812 miles. Price: £24,999, £221 more than this car. Dealer: Sutton Park Coventry in Coventry. AskCar page: https://askcar.co.uk/car/kia-k4-2026-0d67c65b5355
• 2026 Kia K4 GT Line S, 1.0 petrol hatchback, white. Mileage: 3,800 miles. Price: £28,999, £4,221 more than this car. Dealer: Hendy Kia / Mazda / Honda - Eastleigh in Eastleigh. AskCar page: https://askcar.co.uk/car/kia-k4-2026-413e1b50b945
• 2026 Kia K4 GT Line S, 1.0 petrol hatchback, black. Mileage: 3,900 miles. Price: £26,500, £1,722 more than this car. Dealer: Proven (Haslemere) in Haslemere. AskCar page: https://askcar.co.uk/car/kia-k4-2026-4fccc322dc47

• The nearest: 2026 Kia K4 GT Line S, 1.0 petrol hatchback, white, 11 miles from this car. Mileage: 1,308 miles. Price: £24,265, £513 less than this car. Dealer: Vertu Kia Barnsley in Barnsley. AskCar page: https://askcar.co.uk/car/kia-k4-2026-4217b455f5c1