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Used Kia diesel • 5,322 listings compared on price

Market overview: Market overview for used Kia diesel (October-2026): AutoUncle has price-compared 5,322 used Kia diesel vehicles from 40 dealer sites. The three most popular models are currently Kia Sportage, Kia Ceed, Kia Sorento, with prices ranging from £2,775 to £29,595 and a median price of £10,302. The most common body type is SUV. AutoUncle has identified 1,255 cars currently listed below expected market value, and 44.7% of listings have had a price reduction in the last 30 days (largest saving: £2,851). The average selling time for a used Kia diesel is 19 days. (Source: AutoUncle market data, October-2026)

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Used Kia Sportage GT-Line 159 HP (116 kW) 2024 Blue SUV

(2024) Kia Sportage GT-Line 159 HP

Fair price

Estimated price £22,486

LE11 5NH Leicestershire, Leicestershire

149 g CO2/km comb. - 159 HP (116 kW) - 44.8 Mpg

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Used Kia Sportage 150 HP (110 kW) 2023 Grey SUV

(2023) Kia Sportage 150 HP

Good price

You save £2,301

G32 9QA Glasgow City, Glasgow

152 g CO2/km comb. - 150 HP (110 kW) - 5.0 Mpg

Carwow

Used Kia Stinger GT-Line S 200 HP (147 kW) 2019 Black Hatchback

(2019) Kia Stinger GT-Line S 200 HP

Fair price

Estimated price £18,906

OL9 6HT Greater Manchester, Manchester

179 g CO2/km comb. - 200 HP (147 kW) - 5.6 Mpg

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Used Kia Sportage 150 HP (110 kW) 2025 Blue SUV

(2025) Kia Sportage 150 HP

Good price

You save £1,955

SO30 2WA Hedge End, Hampshire

158 g CO2/km comb. - 150 HP (110 kW) - 6.8 Mpg

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

2027 GT-Line 1.6T GDi GT-Line 5dr

2025
14,895 miles
Trim level: GT-Line
1.6L Diesel
SUV
Automatic
150 HP (110 kW)
CO2 emissions: 160 g CO2/km comb.
6.8 mpg
Details

Good price

£25,390

£25,990

SO30 2WA Hedge End, Hampshire

Availability verified

-6%

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Used (2025) Kia Sportage GT-Line S 159 HP | Good price

1.6T GDi 157 48V ISG GT-Line S 5dr

2025
9,487 miles
Trim level: GT-Line S
1.6L Diesel
SUV
Automatic
159 HP (116 kW)
CO2 emissions: 144 g CO2/km comb.
5.6 mpg
Details

Good price

£27,649

£29,699

WF105HX Castleford, West Yorkshire

Availability verified

-9%

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Used (2024) Kia Sportage 159 HP | Super price

2

2024
15,204 miles
1.6L Diesel
SUV
Manual
159 HP (116 kW)
CO2 emissions: 147 g CO2/km comb.
5 mpg
Details

Super price

£19,895

£21,994

RG2 0ST Berkshire, Berkshire

Availability verified

-4%

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Used (2021) Kia Sportage 132 HP | Good price

2021 2 1.6 GDi ISG

2021
20,548 miles
1.6L Diesel
SUV
Manual
132 HP (97 kW)
CO2 emissions: 166 g CO2/km comb.
7.3 mpg
Details

Good price

£13,905

£14,593

SO31 7FL Lower Swanwick, Hampshire

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Used Kia Sportage GT-Line S 177 HP (130 kW) 2021 SUV

(2021) Kia Sportage GT-Line S 177 HP

Fair price

Estimated price £19,678

TN24 0HB Willesborough, Kent

193 g CO2/km comb. - 177 HP (130 kW) - 8.5 Mpg

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Used Kia Sportage GT-Line 230 HP (169 kW) 2023 Black SUV

(2023) Kia Sportage GT-Line 230 HP

Fair price

CM14 4NS Essex, Essex

129 g CO2/km comb. - 230 HP (169 kW) - 5.6 Mpg

Carwow

Used Kia Sportage 159 HP (116 kW) 2024 Red SUV

(2024) Kia Sportage 159 HP

Good price

You save £1,489

CV6 4DG West Midlands, West Midlands

147 g CO2/km comb. - 159 HP (116 kW) - 6.4 Mpg

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Used Kia Sportage GT-Line 150 HP (110 kW) 2023 Silver SUV

(2023) Kia Sportage GT-Line 150 HP

Good price

You save £1,510

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

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Used (2021) Kia Sportage GT-Line S 136 HP | Good price

1.6 CRDi 48V ISG GT-Line S 5dr DCT

2021
37,859 miles
Trim level: GT-Line S
1.6L Diesel
SUV
Automatic
136 HP (100 kW)
CO2 emissions: 173 g CO2/km comb.
6.6 mpg
Details

Good price

£16,649

£16,999

EH15 1BT Edinburgh, Edinburgh

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1 / 4

Used (2023) Kia Sportage 150 HP | Good price

2023 2 1.6T GDi ISG

2023
49,526 miles
1.6L Diesel
SUV
Manual
150 HP (110 kW)
CO2 emissions: 152 g CO2/km comb.
6.6 mpg
Details

Good price

£14,940

£14,950

WS11 8LX Great Wyrley, Staffordshire

Availability verified

-3%

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Used (2026) Kia Sportage GT-Line 238 HP | Good price

2027 GT-Line 1.6T GDi HEV GT-Line

2026
7,598 miles
Trim level: GT-Line
1.6L Diesel
SUV
Automatic
238 HP (175 kW)
CO2 emissions: 126 g CO2/km comb.
5.4 mpg
Details

Good price

£28,349

£29,249

TS18 3RW Stockton-On-Tees, Durham

Availability verified

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Used (2026) Kia Sportage GT-Line 238 HP | Good price

1.6T GDi HEV GT-Line 5dr Auto

2026
7,854 miles
Trim level: GT-Line
1.6L Diesel
SUV
Automatic
238 HP (175 kW)
CO2 emissions: 126 g CO2/km comb.
5.4 mpg
Details

Good price

£28,449

£28,949

WF105HX Castleford, West Yorkshire

Availability verified

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Used (2026) Kia Sportage GT-Line 238 HP | Good price

1.6T GDi HEV GT-Line 5dr Auto

2026
5,984 miles
Trim level: GT-Line
1.6L Diesel
SUV
Automatic
238 HP (175 kW)
CO2 emissions: 126 g CO2/km comb.
5.4 mpg
Details

Good price

£28,449

£29,549

SA7 9AG Llansamlet, West Glamorgan

Availability verified

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Used (2026) Kia Sportage GT-Line 238 HP | Good price

1.6T GDi HEV GT-Line 5dr Auto

2026
5,411 miles
Trim level: GT-Line
1.6L Diesel
SUV
Automatic
238 HP (175 kW)
CO2 emissions: 126 g CO2/km comb.
5.4 mpg
Details

Good price

£28,299

£29,699

WA8 9WZ Halton, Cheshire

Availability verified

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Used Kia Sportage GT-Line 150 HP (110 kW) 2023 Red SUV

(2023) Kia Sportage GT-Line 150 HP

Fair price

Estimated price £18,838

OL8 1RB Greater Manchester, Manchester

154 g CO2/km comb. - 150 HP (110 kW) - 6.8 Mpg

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Used Kia Sportage 114 HP (83 kW) 2022 Black SUV

(2022) Kia Sportage 114 HP

Fair price

Estimated price £18,346

NR46AJ Norwich, Norfolk

138 g CO2/km comb. - 114 HP (83 kW) - 5.0 Mpg

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Used Kia Sportage 150 HP (110 kW) 2023 Grey SUV

(2023) Kia Sportage 150 HP

Super price

You save £3,051

NR46AJ Norwich, Norfolk

152 g CO2/km comb. - 150 HP (110 kW) - 7.1 Mpg

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Used Ford Fiesta Zetec 80 HP (58 kW) 2007 Blue Hatchback

(2007) Ford Fiesta Zetec 80 HP

Super price

You save £1,110

TN15 6JD West Kingsdown, Kent

147 g CO2/km comb. - 80 HP (58 kW) - 6.1 Mpg

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Used (2026) Kia Sportage GT-Line 238 HP | Good price

2026 GT-Line 1.6T GDi HEV Auto

2026
5,705 miles
Trim level: GT-Line
1.6L Diesel
SUV
Automatic
238 HP (175 kW)
CO2 emissions: 126 g CO2/km comb.
5.4 mpg
Details

Good price

£28,549

£29,449

NR6 5BD Norfolk, Norfolk

Availability verified

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Used (2026) Kia Sportage GT-Line 238 HP | Good price

1.6T GDi HEV GT-Line 5dr Auto

2026
5,175 miles
Trim level: GT-Line
1.6L Diesel
SUV
Automatic
238 HP (175 kW)
CO2 emissions: 126 g CO2/km comb.
5.6 mpg
Details

Good price

£28,599

£29,599

S9 1XZ Park, South Yorkshire

Availability verified

New

1 / 4

Used (2026) Kia Sportage GT-Line 238 HP | Good price

1.6T GDi HEV GT-Line 5dr Auto

2026
7,806 miles
Trim level: GT-Line
1.6L Diesel
SUV
Automatic
238 HP (175 kW)
CO2 emissions: 126 g CO2/km comb.
5.6 mpg
Details

Good price

£28,449

£28,549

SA7 9AG Llansamlet, West Glamorgan

Availability verified

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Used (2026) Kia Sportage GT-Line 238 HP | Good price

2026 GT-Line 1.6T GDi HEV Auto

2026
9,091 miles
Trim level: GT-Line
1.6L Diesel
SUV
Automatic
238 HP (175 kW)
CO2 emissions: 126 g CO2/km comb.
5.4 mpg
Details

Good price

£28,099

£29,199

WA8 9WZ Halton, Cheshire

Availability verified

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Used (2026) Kia Sportage GT-Line 238 HP | Good price

2026 GT-Line 1.6T GDi HEV Auto

2026
1,904 miles
Trim level: GT-Line
1.6L Diesel
SUV
Automatic
238 HP (175 kW)
CO2 emissions: 126 g CO2/km comb.
5.4 mpg
Details

Good price

£28,649

£29,899

G32 9QA Glasgow City, Glasgow

Availability verified

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Used (2026) Kia Sportage GT-Line 238 HP | Good price

2027 GT-Line 1.6T GDi HEV GT-Line

2026
3,668 miles
Trim level: GT-Line
1.6L Diesel
SUV
Automatic
238 HP (175 kW)
CO2 emissions: 126 g CO2/km comb.
5.4 mpg
Details

Good price

£28,749

£29,749

B69 2AS West Midlands, West Midlands

Availability verified

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Used (2026) Kia Sportage GT-Line 238 HP | Good price

1.6T GDi HEV GT-Line 5dr Auto

2026
4,357 miles
Trim level: GT-Line
1.6L Diesel
SUV
Automatic
238 HP (175 kW)
CO2 emissions: 126 g CO2/km comb.
5.6 mpg
Details

Good price

£28,699

£29,599

NP194SS Newport

Availability verified

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Used (2026) Kia Sportage GT-Line 238 HP | Good price

1.6T GDi HEV GT-Line 5dr Auto

2026
6,472 miles
Trim level: GT-Line
1.6L Diesel
SUV
Automatic
238 HP (175 kW)
CO2 emissions: 126 g CO2/km comb.
5.4 mpg
Details

Good price

£28,599

£29,099

SA7 9AG Llansamlet, West Glamorgan

Availability verified

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Used (2026) Kia Sportage GT-Line 238 HP | Good price

1.6T GDi HEV GT-Line 5dr Auto

2026
4,363 miles
Trim level: GT-Line
1.6L Diesel
SUV
Automatic
238 HP (175 kW)
CO2 emissions: 126 g CO2/km comb.
5.4 mpg
Details

Good price

£28,699

£29,599

TS18 3RW Stockton-On-Tees, Durham

Availability verified

-3%

1 / 4

Used (2026) Kia Sportage GT-Line 238 HP | Good price

1.6T GDi HEV GT-Line 5dr Auto

2026
3,877 miles
Trim level: GT-Line
1.6L Diesel
SUV
Automatic
238 HP (175 kW)
CO2 emissions: 126 g CO2/km comb.
5.6 mpg
Details

Good price

£28,749

£29,749

S9 1XZ Park, South Yorkshire

Availability verified

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Used Vauxhall Insignia SRi 163 HP (119 kW) 2014 Silver Hatchback

(2014) Vauxhall Insignia SRi 163 HP

Good price

SG19 1RZ Central Bedfordshire, Bedfordshire

114 g CO2/km comb. - 163 HP (119 kW) - 4.3 Mpg

Carwow

Used Ford Ka Studio 69 HP (50 kW) 2014 Black Hatchback

(2014) Ford Ka Studio 69 HP

Good price

TN15 6JD West Kingsdown, Kent

115 g CO2/km comb. - 69 HP (50 kW) - 5.1 Mpg

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Used Citroën C4 Picasso Platinum 111 HP (81 kW) 2012 Brown MPV

(2012) Citroën C4 Picasso Platinum 111 HP

Super price

You save £1,010

TN15 6JD West Kingsdown, Kent

135 g CO2/km comb. - 111 HP (81 kW) - 5.2 Mpg

Carwow

Used Ford Focus Titanium 116 HP (85 kW) 2013 Silver Estate

(2013) Ford Focus Titanium 116 HP

Super price

You save £1,850

TN15 6JD West Kingsdown, Kent

109 g CO2/km comb. - 116 HP (85 kW) - 67.0 Mpg

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Used (2026) Kia Sportage GT-Line 238 HP | Good price

1.6T GDi HEV GT-Line 5dr Auto

2026
3,520 miles
Trim level: GT-Line
1.6L Diesel
SUV
Automatic
238 HP (175 kW)
CO2 emissions: 126 g CO2/km comb.
5.6 mpg
Details

Good price

£28,449

£29,599

WF105HX Castleford, West Yorkshire

Availability verified

-4%

1 / 4

Used (2026) Kia Sportage GT-Line 238 HP | Good price

2026 GT-Line 1.6T GDi HEV Auto

2026
3,612 miles
Trim level: GT-Line
1.6L Diesel
SUV
Automatic
238 HP (175 kW)
CO2 emissions: 126 g CO2/km comb.
5.4 mpg
Details

Good price

£28,449

£29,849

SA7 9AG Llansamlet, West Glamorgan

Availability verified

-3%

1 / 4

Used (2026) Kia Sportage GT-Line 238 HP | Good price

2027 GT-Line 1.6T GDi HEV GT-Line

2026
7,850 miles
Trim level: GT-Line
1.6L Diesel
SUV
Automatic
238 HP (175 kW)
CO2 emissions: 126 g CO2/km comb.
5.4 mpg
Details

Good price

£28,349

£29,249

S9 1XZ Park, South Yorkshire

Availability verified

New

1 / 4

Used (2026) Kia Sportage GT-Line 238 HP | Good price

1.6T GDi HEV GT-Line 5dr Auto

2026
2,873 miles
Trim level: GT-Line
1.6L Diesel
SUV
Automatic
238 HP (175 kW)
CO2 emissions: 126 g CO2/km comb.
5.6 mpg
Details

Good price

£28,949

£29,049

LS12 1AA Holbeck, West Yorkshire

Availability verified

-3%

1 / 4

Used (2026) Kia Sportage GT-Line 238 HP | Good price

1.6T GDi HEV GT-Line 5dr Auto

2026
5,901 miles
Trim level: GT-Line
1.6L Diesel
SUV
Automatic
238 HP (175 kW)
CO2 emissions: 126 g CO2/km comb.
5.4 mpg
Details

Good price

£28,549

£29,549

B69 2AS West Midlands, West Midlands

Availability verified

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Used Vauxhall Corsa S 65 HP (47 kW) 2012 White Hatchback

(2012) Vauxhall Corsa S 65 HP

Super price

You save £1,050

HX1 3NS West Yorkshire, West Yorkshire

120 g CO2/km comb. - 65 HP (47 kW) - 5.3 Mpg

Carwow

Used Vauxhall Zafira 120 HP (88 kW) 2014 Red MPV

(2014) Vauxhall Zafira 120 HP

Good price

SO18 1BH Southampton, Hampshire

168 g CO2/km comb. - 120 HP (88 kW) - 7.2 Mpg

Carwow

Used Ford Fiesta Zetec 97 HP (71 kW) 2010 Blue Hatchback

(2010) Ford Fiesta Zetec 97 HP

Good price

CM9 4LL Heybridge, Essex

130 g CO2/km comb. - 97 HP (71 kW) - 5.7 Mpg

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Used Peugeot 208 Active 82 HP (60 kW) 2014 Black Hatchback

(2014) Peugeot 208 Active 82 HP

Good price

You save £1,000

DH33EJ County Durham, Durham

104 g CO2/km comb. - 82 HP (60 kW) - 4.5 Mpg

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