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2025 Kia K4 • Compare 2 used cars with valuation

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Carwow

Used Kia K4 GT-Line S 179 HP (131 kW) 2026 Pearl snow white Hatchback

(2026) Kia K4 GT-Line S 179 HP

Fair price

SS7 3NL Rayleigh, Essex

152 g CO2/km comb. - 179 HP (131 kW) - 6.6 Mpg

Carwow

Used Kia K4 GT-Line S 115 HP (84 kW) 2026 Blue Hatchback

(2026) Kia K4 GT-Line S 115 HP

Fair price

You save £1,061

NG1 3FS Nottingham, Nottinghamshire

132 g CO2/km comb. - 115 HP (84 kW) - 49.0 Mpg

Carwow

Used Kia K4 GT-Line S 180 HP (132 kW) 2026 Red Hatchback

(2026) Kia K4 GT-Line S 180 HP

Good price

You save £1,388

NG1 3FS Nottingham, Nottinghamshire

152 g CO2/km comb. - 180 HP (132 kW) - 6.8 Mpg

Carwow Leasing

New Kia K4 GT-Line 114 HP (83 kW) 2026 Hatchback

(2026) Kia K4 GT-Line 114 HP

Fair price

You save £1,298

SS7 3NL Rayleigh, Essex

130 g CO2/km comb. - 114 HP (83 kW) - 5.7 Mpg

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Used (2025) Kia K4 GT-Line 115 HP | Super price

1.0T-GDi 115 48V GT-Line 5dr DCT

2025
5,995 miles
Trim level: GT-Line
1.0L Petrol
Hatchback
Automatic
115 HP (84 kW)
CO2 emissions: 130 g CO2/km comb.
5.7 mpg
Details

Super price

£22,572

£27,600

Exchange and Mart

SN14 6LJ Wiltshire, Wiltshire

-15%

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New (2025) Kia K4 GT-Line 114 HP | A bit pricey

- 1.0T-GDi 115 48V GT-Line 5dr DCT

2025
0 miles
Trim level: GT-Line
1.0L Petrol
Hatchback
Automatic
114 HP (83 kW)
CO2 emissions: 130 g CO2/km comb.
5.7 mpg
Details

A bit pricey

£25,995

£30,665

CB225DG

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Carwow

Used Kia K4 GT-Line 114 HP (83 kW) 2026 Hatchback

(2026) Kia K4 GT-Line 114 HP

Good price

You save £1,328

B93 8NJ Dorridge, West Midlands

130 g CO2/km comb. - 114 HP (83 kW) - 5.7 Mpg

Carwow

Used Kia K4 GT-Line S 115 HP (84 kW) 2026 Black Hatchback

(2026) Kia K4 GT-Line S 115 HP

Fair price

Estimated price £25,230

SO30 2WA Hedge End, Hampshire

132 g CO2/km comb. - 115 HP (84 kW) - 5.6 Mpg

Carwow

Used Kia K4 GT-Line S 180 HP (132 kW) 2026 White Hatchback

(2026) Kia K4 GT-Line S 180 HP

Fair price

You save £1,101

S81 7AE Nottinghamshire, Nottinghamshire

152 g CO2/km comb. - 180 HP (132 kW) - 6.6 Mpg

Carwow

Used Kia K4 GT-Line 150 HP (110 kW) 2026 Blue Hatchback

(2026) Kia K4 GT-Line 150 HP

Fair price

B73 6SP Birmingham, West Midlands

148 g CO2/km comb. - 150 HP (110 kW) - 6.4 Mpg

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