Kia K4 (hatchback) • 97 cars with Valuation

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Carwow Leasing

Hatchback

(2026) Kia K4 GT-Line S 179 HP

£28,995

Good price

You save £2,605

ST163UF Stafford, Staffordshire

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

Carwow

Hatchback

(2026) Kia K4 GT-Line 150 HP

£26,495

Good price

You save £1,505

GU1 1RU Surrey, Surrey

148 g CO2/km comb. - 150 HP (110 kW) - 5.8 Mpg

Carwow

Hatchback

(2026) Kia K4 GT-Line S 115 HP

£27,347

Good price

You save £1,653

WC1E 7DP Greater London, London

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

Carwow

Hatchback

(2026) Kia K4 GT-Line 150 HP

£27,098

Fair price

You save £802

CO49TF

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

Price checked by AutoUncle

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Expensive

-18%

1 / 4

Used (2025) Kia K4 GT-Line S 179 HP | Good price

1.6T-GDi 180 GT-Line S 5dr DCT

Jan 2025
2,612 miles
Trim level: GT-Line S
1.6L Petrol
Hatchback
Automatic
179 HP (131 kW)
CO2 emissions: 152 g CO2/km comb.
6.8 mpg
Details

Good price

£29,362

£36,245

WC1E 7DP Greater London, London

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-6%

1 / 4

Used (2026) Kia K4 GT-Line S 115 HP | Good price

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

2026
1,308 miles
Trim level: GT-Line S
1.0L Petrol
Hatchback
Automatic
115 HP (84 kW)
CO2 emissions: 132 g CO2/km comb.
5.6 mpg
Details

Good price

£27,347

£29,096

WC1E 7DP Greater London, London

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-8%

1 / 4

Used (2025) Kia K4 GT-Line 150 HP | Good price

1.6T-GDi 150 GT-Line 5dr DCT

Jan 2025
3,118 miles
Trim level: GT-Line
1.6L Petrol
Hatchback
Automatic
150 HP (110 kW)
CO2 emissions: 148 g CO2/km comb.
44 mpg
Details

Good price

£25,183

£27,500

WC1E 7DP Greater London, London

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-12%

1 / 4

Used (2026) Kia K4 GT-Line 150 HP | Good price

- 1.6T-GDi 150 GT-Line 5dr DCT

2026
1,483 miles
Trim level: GT-Line
1.6L Petrol
Hatchback
Automatic
150 HP (110 kW)
CO2 emissions: 148 g CO2/km comb.
6.4 mpg
Details

Good price

£25,499

£28,995

HD16AP

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Carwow

Hatchback

(2026) Kia K4 GT-Line 150 HP

£25,499

Good price

You save £2,401

HD16AP

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

Carwow

Hatchback

(2025) Kia K4 GT-Line 115 HP

£27,600

Fair price

You save £1,300

SN14 6LJ Wiltshire, Wiltshire

130 g CO2/km comb. - 115 HP (84 kW) - 5.7 Mpg

Carwow

Hatchback

(2026) Kia K4 GT-Line 114 HP

£27,526

Good price

You save £1,574

BN457ED

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

Carwow

Hatchback

(2026) Kia K4 GT-Line 150 HP

£26,943

Fair price

You save £957

RM6 6EE Greater London, London

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

New

1 / 4

Used (2026) Kia K4 GT-Line S 115 HP | Good price

1.0 T-GDi DCT MHEV GT-LINE S

2026
4,265 miles
Trim level: GT-Line S
1.0L Petrol
Hatchback
Automatic
115 HP (84 kW)
CO2 emissions: 132 g CO2/km comb.
5.6 mpg
Details

Good price

£26,495

RG21 6XQ Hampshire, Hampshire

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-3%

1 / 4

Used (2026) Kia K4 GT-Line 150 HP | Good price

- 1.6T-GDi 150 GT-Line 5dr DCT

2026
1,574 miles
Trim level: GT-Line
1.6L Petrol
Hatchback
Automatic
150 HP (110 kW)
CO2 emissions: 148 g CO2/km comb.
6.4 mpg
Details

Good price

£25,580

£26,495

S601TU

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-8%

1 / 4

Used (2026) Kia K4 GT-Line 114 HP | Good price

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

2026
1,500 miles
Trim level: GT-Line
1.0L Petrol
Hatchback
Automatic
114 HP (83 kW)
CO2 emissions: 132 g CO2/km comb.
5.7 mpg
Details

Good price

£27,526

£29,995

BN457ED

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-3%

1 / 4

Used (2026) Kia K4 GT-Line S 179 HP | Good price

1.6T-GDi 180 GT-Line S 5dr DCT

2026
5,444 miles
Trim level: GT-Line S
1.6L Petrol
Hatchback
Automatic
179 HP (131 kW)
CO2 emissions: 152 g CO2/km comb.
6.8 mpg
Details

Good price

£28,995

£29,995

RG14 7HT Berkshire, Berkshire

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-6%

1 / 1

New (2026) Kia K4 GT-Line S 179 HP | Good price

- 1.6T-GDi 180 GT-Line S 5dr

2026
11 miles
Trim level: GT-Line S
1.6L Petrol
Hatchback
Automatic
179 HP (131 kW)
CO2 emissions: 152 g CO2/km comb.
6.6 mpg
Details

Good price

£28,995

£30,995

ST163UF Stafford, Staffordshire

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-5%

1 / 4

Used (2026) Kia K4 GT-Line 150 HP | Good price

1.6T-GDi 150 GT-Line 5dr DCT

2026
4,784 miles
Trim level: GT-Line
1.6L Petrol
Hatchback
Automatic
150 HP (110 kW)
CO2 emissions: 148 g CO2/km comb.
5.8 mpg
Details

Good price

£26,495

£27,995

GU1 1RU Surrey, Surrey

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Carwow

Hatchback

(2026) Kia K4 GT-Line S 179 HP

£28,995

Good price

You save £2,705

RG14 7HT Berkshire, Berkshire

152 g CO2/km comb. - 179 HP (131 kW) - 6.8 Mpg

Carwow Leasing

Hatchback

(2026) Kia K4 GT-Line 114 HP

£30,250

Fair price

Estimated price £29,020

IP24 1HT Norfolk, Norfolk

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

Carwow

Hatchback

(2025) Kia K4 GT-Line S 179 HP

£29,362

Good price

You save £2,138

WC1E 7DP Greater London, London

152 g CO2/km comb. - 179 HP (131 kW) - 6.8 Mpg

Carwow Leasing

Hatchback

(2025) Kia K4 GT-Line 114 HP

£28,995

Fair price

Estimated price £28,859

CB225DG

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

-3%

1 / 4

Used (2026) Kia K4 GT-Line 147 HP | Super price

1.6T-GDi 150 GT-Line 5dr DCT

2026
1,960 miles
Trim level: GT-Line
1.6L Petrol
Hatchback
Automatic
147 HP (108 kW)
CO2 emissions: 148 g CO2/km comb.
43.5 mpg
Details

Super price

£24,998

£25,998

Dealer

G67 2UA Cumbernauld, Lanarkshire

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-11%

1 / 1

Used (2026) Kia K4 GT-Line 147 HP | Super price

1.6T-GDi 150 GT-Line 5dr DCT

2026
2,999 miles
Trim level: GT-Line
1.6L Petrol
Hatchback
Automatic
147 HP (108 kW)
CO2 emissions: 148 g CO2/km comb.
43.5 mpg
Details

Super price

£24,674

£27,999

Motors.co.uk

NG31 7UH Lincolnshire, Lincolnshire

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New

1 / 4

Used (2026) Kia K4 115 HP | Good price

1.0T-GDi 115 48V Pure 5dr

2026
1,863 miles
1.0L Petrol
Hatchback
Manual
115 HP (84 kW)
5.6 mpg
Details

Good price

£23,733

£23,562

Exchange and Mart

Buckinghamshire, Buckinghamshire

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New

1 / 4

Used (2026) Kia K4 115 HP | Good price

1.0T-GDi 115 48V Pure 5dr

2026
3,867 miles
1.0L Petrol
Hatchback
Manual
115 HP (84 kW)
5.6 mpg
Details

Good price

£23,439

£23,269

Exchange and Mart

Buckinghamshire, Buckinghamshire

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1 / 4

Used (2026) Kia K4 GT-Line S 115 HP | Good price

1.0 T-GDi MHEV GT-Line S Hatchback

Feb 2026
3,363 miles
Trim level: GT-Line S
1.0L Petrol
Hatchback
Automatic
115 HP (84 kW)
CO2 emissions: 132 g CO2/km comb.
48.7 mpg
Details

Good price

£27,112

£27,307

Motors.co.uk

FY4 2RP Blackpool, Lancashire

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1 / 3

Used (2026) Kia K4 GT-Line 115 HP | Super price

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

2026
1,999 miles
Trim level: GT-Line
1.0L Petrol
Hatchback
Automatic
115 HP (84 kW)
5.6 mpg
Details

Super price

£25,784

£25,830

Motors.co.uk

LN11 0HQ Lincolnshire, Lincolnshire

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-4%

1 / 3

Used (2026) Kia K4 GT-Line 115 HP | Good price

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

2026
3,610 miles
Trim level: GT-Line
1.0L Petrol
Hatchback
Automatic
115 HP (84 kW)
5.6 mpg
Details

Good price

£27,358

£28,669

Motors.co.uk

LE11 1LR Leicestershire, Leicestershire

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-10%

1 / 4

Used (2026) Kia K4 GT-Line S 115 HP | Good price

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

2026
6,366 miles
Trim level: GT-Line S
1.0L Petrol
Hatchback
Automatic
115 HP (84 kW)
5.6 mpg
Details

Good price

£26,878

£29,995

Motors.co.uk

RG2 0ST Berkshire, Berkshire

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-7%

1 / 1

Used (2026) Kia K4 GT-Line 115 HP | Super price

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

2026
3,500 miles
Trim level: GT-Line
1.0L Petrol
Hatchback
Automatic
115 HP (84 kW)
5.6 mpg
Details

Super price

£25,999

£27,990

Motors.co.uk

LE10 0NF Leicestershire, Leicestershire

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1 / 1

Used (2026) Kia K4 GT-Line 115 HP | Good price

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

2026
5,000 miles
Trim level: GT-Line
1.0L Petrol
Hatchback
Automatic
115 HP (84 kW)
5.6 mpg
Details

Good price

£26,899

£26,973

Motors.co.uk

LE10 0NF Leicestershire, Leicestershire

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Carwow Leasing

Hatchback

(2026) Kia K4 114 HP

£25,995

Fair price

Estimated price £25,641

BN457ED

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

Carwow

Hatchback

(2026) Kia K4 GT-Line 150 HP

£27,140

Fair price

You save £760

E12 5LH Greater London, London

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

Carwow

Hatchback

(2025) Kia K4 GT-Line 150 HP

£25,183

Good price

You save £2,617

WC1E 7DP Greater London, London

148 g CO2/km comb. - 150 HP (110 kW) - 44.0 Mpg

Carwow

Hatchback

(2026) Kia K4 GT-Line 150 HP

£25,580

Good price

You save £2,320

S601TU

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

-13%

1 / 2

Used (2026) Kia K4 GT-Line S 177 HP | Good price

1.6T-Gdi 180 Gt-Line S 5Dr Dct

2026
5,489 miles
Trim level: GT-Line S
1.6L Petrol
Hatchback
Automatic
177 HP (130 kW)
Details

Good price

£29,799

£34,395

Motors.co.uk

BT12 6LR Belfast

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-21%

Used (2025) Kia K4 GT-Line 147 HP | Super price

1.6T-GDi 150 GT-Line 5dr DCT

Jan 2025
2,601 miles
Trim level: GT-Line
1.6L Petrol
Hatchback
Automatic
147 HP (108 kW)
CO2 emissions: 148 g CO2/km comb.
5.8 mpg
Details

Super price

£24,690

£31,345

Buyacar

Delivered to you

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1 / 1

Used (2026) Kia K4 GT-Line 147 HP | Good price

1.6T-GDi 150 GT-Line 5dr DCT

2026
5,419 miles
Trim level: GT-Line
1.6L Petrol
Hatchback
Automatic
147 HP (108 kW)
CO2 emissions: 148 g CO2/km comb.
43.5 mpg
Details

Good price

£26,595

Parkers.co.uk

CA3 0ET Cumberland, Cumbria

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-10%

1 / 1

New (2026) Kia K4 GT-Line 147 HP | Good price

1.6T-GDi 150 GT-Line 5dr DCT

2026
10 miles
Trim level: GT-Line
1.6L Petrol
Hatchback
Automatic
147 HP (108 kW)
CO2 emissions: 148 g CO2/km comb.
5.8 mpg
Details

Good price

£25,850

£28,850

Dealer

NP19 4QR Newport, Gwent

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Used (2026) Kia K4 GT-Line S 115 HP | Good price

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

2026
6,572 miles
Trim level: GT-Line S
1.0L Petrol
Hatchback
Automatic
115 HP (84 kW)
5.6 mpg
Details

Good price

£26,695

Motors.co.uk

OX26 4PZ Oxfordshire, Oxfordshire

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Carwow

Hatchback

(2026) Kia K4 GT-Line S 115 HP

£26,495

Good price

You save £2,605

RG21 6XQ Hampshire, Hampshire

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

Carwow

Hatchback

(2026) Kia K4 GT-Line 150 HP

£27,850

Fair price

You save £150

Essex, Essex

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

Sandicliffe.co.uk

Hatchback

(2024) BMW 128 Comfort Edition 265 HP

£22,921

Good price

You save £2,479

LE11 5HN Leicestershire, Leicestershire

158 g CO2/km comb. - 265 HP (194 kW) - 41.5 Mpg

Sandicliffe.co.uk

Hatchback

(2024) BMW 128 Comfort Edition 265 HP

£25,829

Fair price

Estimated price £25,296

LN2 4LD Lincolnshire, Lincolnshire

158 g CO2/km comb. - 265 HP (194 kW) - 41.5 Mpg

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