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: 10 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: 132 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2026 Kia K4 GT Line S is advertised with 10 miles, approximately 3,400 below the typical mileage for its age. Priced at £26,495, it is advertised £1,448 below the AskCar estimate of £27,943. The AskCar estimate draws on 273 Kia K4 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. Since we first spotted the advert 158 days ago, the asking price has dropped by £3,000. The seller is SG Petch Sunderland, based in Sunderland. 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: £1,448 (5%) under the AskCar estimate of £27,943.

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 158 days.

Price history

AskCar first saw this advert on 28 May 2026 at £29,495. Its asking price is now £26,495, £3,000 less. The latest price cut was seen on 25 September 2026.

Price changes recorded:

• 28 May 2026: £29,495
• 16 June 2026: £28,495
• 16 July 2026: £27,995
• 23 August 2026: £27,495
• 25 September 2026: £26,495

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 3,400 miles lower 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: 10 miles. Price: £25,899, £596 less than this car. Dealer: Alan Day (Colindale) (London) in London. AskCar page: https://askcar.co.uk/car/kia-k4-2026-3ed442d846a0
• 2026 Kia K4 GT Line S, 1.0 petrol hatchback, blue. Mileage: 10 miles. Price: £27,299, £804 more than this car. Dealer: Lookers Kia Chester in Chester. AskCar page: https://askcar.co.uk/car/kia-k4-2026-fab646b2a0c1
• 2026 Kia K4 GT Line S, 1.0 petrol hatchback, white. Mileage: 13 miles. Price: £33,789, £7,294 more than this car. Dealer: Group 1 Kia Maidstone in Maidstone. AskCar page: https://askcar.co.uk/car/kia-k4-2026-a48084913404

• The nearest: 2026 Kia K4 GT Line S, 1.0 petrol hatchback, black, 8 miles from this car. Mileage: 15 miles. Price: £27,999, £1,504 more than this car. Dealer: Lookers Kia Gateshead in Gateshead. AskCar page: https://askcar.co.uk/car/kia-k4-2026-ee6bc0ece18f